REG - Barclays PLC Rio Tinto - Form 8.3 RIO TINTO PLC AND RIO TINTO LIMITED

Rio TintoAnnouncement

Yesterday 15:30

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RNS Number : 9395R  Barclays PLC  05 February 2026

 FORM 8.3
 PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY
 A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR
 MORE
 Rule 8.3 of the Takeover Code (the "Code")
 1.                          KEY INFORMATION
 (a)                         Full name of discloser:                                                        Barclays PLC.
 (b)                         Owner or controller of interest and short

 positions disclosed, if different from 1(a):
 (c)                         Name of offeror/offeree in relation to whose                                   RIO TINTO PLC AND RIO TINTO LIMITED

 relevant securities this form relates:
 (d)                         If an exempt fund manager connected with an

 offeror/offeree, state this and specify identity of

 offeror/offeree:
 (e)                         Date position held/dealing undertaken:                                         04 Feb 2026
 (f)                         In addition to the company in 1(c) above, is the discloser making              YES:

 disclosures in respect of any other party to the offer?
 GLENCORE PLC
 2.                          POSITIONS OF THE PERSON MAKING THE DISCLOSURE
 (a)                         Interests and short positions in the relevant securities of the offeror or
                             offeree

 to which the disclosure relates following the dealing(if any)
 Class of relevant security:                                                                                Rio Tinto plc 10p ordinary
                                                                                                            Interests                 Short Positions
                             Number                  (%)                            Number                  (%)
 (1) Relevant securities owned and/or controlled:                                                           6,866,966    0.55%        7,449,490    0.59%
 (2) Cash-settled derivatives:                                                                              6,437,248    0.51%        3,876,578    0.30%
 (3) Stock-settled derivatives (including options) and agreements to                                        31,000       0.00%        1,840,119    0.14%
 purchase/sell:
                                                                                                            13,335,214   1.06%        13,166,187   1.03%

 TOTAL:

 

 Class of relevant security:                                                                                Rio Tinto Limited ordinary
                                                                                                            Interests                 Short Positions
                             Number                  (%)                            Number                  (%)
 (1) Relevant securities owned and/or controlled:                                                           854,317      0.23%        1,061,571    0.29%
 (2) Cash-settled derivatives:                                                                              1,037,911    0.28%        743,417      0.20%
 (3) Stock-settled derivatives (including options) and agreements to                                        0            0.00%        0            0.00%
 purchase/sell:
                                                                                                            1,892,228    0.51%        1,804,988    0.49%

 TOTAL:

 

 (b)                         Rights to subscribe for new securities (including directors and

 other executive options)
 Class of relevant security in relation to

 which subscription right exists
 Details, including nature of the rights

 concerned and relevant percentages:
 3.                          DEALINGS (IF ANY) BY THE PERSON MAKING THE DISCLOSURE
 (a)                         Purchase and sales
 Class of relevant           Purchase/sale           Number of                      Price per unit

 security
 securities
 Rio Tinto plc 10p ordinary  Purchase                580,514                        70.6300  GBP
 Rio Tinto plc 10p ordinary  Purchase                175,665                        71.2896  GBP
 Rio Tinto plc 10p ordinary  Purchase                160,030                        71.0682  GBP
 Rio Tinto plc 10p ordinary  Purchase                144,000                        70.3276  GBP
 ADR                         Purchase                116,046                        96.2874  USD
 Rio Tinto plc 10p ordinary  Purchase                101,745                        71.4808  GBP
 Rio Tinto plc 10p ordinary  Purchase                94,725                         70.0500  GBP
 Rio Tinto plc 10p ordinary  Purchase                69,994                         71.3652  GBP
 Rio Tinto plc 10p ordinary  Purchase                66,579                         71.2374  GBP
 Rio Tinto plc 10p ordinary  Purchase                50,224                         71.3499  GBP
 Rio Tinto plc 10p ordinary  Purchase                42,301                         70.0834  GBP
 Rio Tinto plc 10p ordinary  Purchase                33,128                         70.6252  GBP
 Rio Tinto plc 10p ordinary  Purchase                31,178                         71.0664  GBP
 Rio Tinto plc 10p ordinary  Purchase                21,398                         70.3160  GBP
 Rio Tinto plc 10p ordinary  Purchase                21,398                         70.4292  GBP
 ADR                         Purchase                19,489                         96.3327  USD
 Rio Tinto plc 10p ordinary  Purchase                15,078                         70.5179  GBP
 Rio Tinto plc 10p ordinary  Purchase                14,659                         82.5441  EUR
 Rio Tinto plc 10p ordinary  Purchase                14,189                         71.0756  GBP
 ADR                         Purchase                13,787                         96.0504  USD
 ADR                         Purchase                13,628                         96.1555  USD
 ADR                         Purchase                12,652                         95.5423  USD
 ADR                         Purchase                12,614                         96.6888  USD
 Rio Tinto plc 10p ordinary  Purchase                8,986                          71.5500  GBP
 ADR                         Purchase                8,815                          96.9662  USD
 Rio Tinto plc 10p ordinary  Purchase                7,447                          70.7400  GBP
 Rio Tinto plc 10p ordinary  Purchase                7,202                          70.6600  GBP
 Rio Tinto plc 10p ordinary  Purchase                5,936                          72.0150  GBP
 Rio Tinto plc 10p ordinary  Purchase                5,162                          70.0612  GBP
 Rio Tinto plc 10p ordinary  Purchase                5,098                          70.1791  GBP
 ADR                         Purchase                5,090                          96.4243  USD
 ADR                         Purchase                4,292                          96.4800  USD
 ADR                         Purchase                4,173                          95.6900  USD
 ADR                         Purchase                4,040                          96.2757  USD
 Rio Tinto plc 10p ordinary  Purchase                3,998                          70.9620  GBP
 Rio Tinto plc 10p ordinary  Purchase                3,037                          70.3904  GBP
 Rio Tinto plc 10p ordinary  Purchase                3,032                          70.3887  GBP
 ADR                         Purchase                3,028                          97.1544  USD
 Rio Tinto plc 10p ordinary  Purchase                2,826                          70.4100  GBP
 Rio Tinto plc 10p ordinary  Purchase                2,666                          70.9768  GBP
 Rio Tinto plc 10p ordinary  Purchase                2,500                          70.9443  GBP
 ADR                         Purchase                2,245                          96.3556  USD
 ADR                         Purchase                2,066                          96.1712  USD
 Rio Tinto plc 10p ordinary  Purchase                2,018                          71.7965  GBP
 Rio Tinto plc 10p ordinary  Purchase                1,992                          70.7334  GBP
 ADR                         Purchase                1,972                          96.4111  USD
 Rio Tinto plc 10p ordinary  Purchase                1,952                          71.5535  GBP
 Rio Tinto plc 10p ordinary  Purchase                1,919                          82.3785  EUR
 ADR                         Purchase                1,327                          96.3123  USD
 Rio Tinto plc 10p ordinary  Purchase                1,250                          70.2096  GBP
 ADR                         Purchase                1,233                          96.5787  USD
 Rio Tinto plc 10p ordinary  Purchase                1,115                          70.2044  GBP
 Rio Tinto plc 10p ordinary  Purchase                1,067                          70.0535  GBP
 ADR                         Purchase                969                            95.9771  USD
 Rio Tinto plc 10p ordinary  Purchase                895                            70.8451  GBP
 Rio Tinto plc 10p ordinary  Purchase                873                            70.9736  GBP
 Rio Tinto plc 10p ordinary  Purchase                844                            70.4240  GBP
 Rio Tinto plc 10p ordinary  Purchase                842                            70.3242  GBP
 Rio Tinto plc 10p ordinary  Purchase                793                            71.2102  GBP
 ADR                         Purchase                784                            95.8578  USD
 ADR                         Purchase                770                            96.4596  USD
 Rio Tinto plc 10p ordinary  Purchase                765                            71.2465  GBP
 Rio Tinto plc 10p ordinary  Purchase                679                            70.4135  GBP
 ADR                         Purchase                667                            96.2822  USD
 ADR                         Purchase                650                            96.5723  USD
 ADR                         Purchase                637                            96.3383  USD
 ADR                         Purchase                632                            96.1130  USD
 Rio Tinto plc 10p ordinary  Purchase                623                            71.9200  GBP
 Rio Tinto plc 10p ordinary  Purchase                605                            71.4452  GBP
 ADR                         Purchase                598                            98.1205  USD
 Rio Tinto plc 10p ordinary  Purchase                562                            71.0043  GBP
 Rio Tinto plc 10p ordinary  Purchase                548                            70.6521  GBP
 ADR                         Purchase                498                            98.4500  USD
 Rio Tinto plc 10p ordinary  Purchase                488                            71.0169  GBP
 ADR                         Purchase                464                            96.4215  USD
 ADR                         Purchase                455                            96.5092  USD
 Rio Tinto plc 10p ordinary  Purchase                440                            71.2595  GBP
 Rio Tinto plc 10p ordinary  Purchase                421                            71.0469  GBP
 Rio Tinto plc 10p ordinary  Purchase                399                            72.0400  GBP
 ADR                         Purchase                394                            96.4691  USD
 ADR                         Purchase                382                            96.5594  USD
 Rio Tinto plc 10p ordinary  Purchase                369                            70.6107  GBP
 Rio Tinto plc 10p ordinary  Purchase                365                            71.3184  GBP
 ADR                         Purchase                322                            96.3367  USD
 ADR                         Purchase                300                            97.2650  USD
 ADR                         Purchase                291                            96.4121  USD
 Rio Tinto plc 10p ordinary  Purchase                270                            70.2200  GBP
 Rio Tinto plc 10p ordinary  Purchase                266                            70.8790  GBP
 Rio Tinto plc 10p ordinary  Purchase                236                            72.1500  GBP
 Rio Tinto plc 10p ordinary  Purchase                215                            70.9900  GBP
 ADR                         Purchase                213                            96.0878  USD
 ADR                         Purchase                209                            95.7466  USD
 ADR                         Purchase                200                            95.5400  USD
 ADR                         Purchase                200                            95.8250  USD
 ADR                         Purchase                200                            95.9800  USD
 Rio Tinto plc 10p ordinary  Purchase                192                            81.8500  EUR
 Rio Tinto plc 10p ordinary  Purchase                190                            71.9100  GBP
 Rio Tinto plc 10p ordinary  Purchase                184                            72.0500  GBP
 Rio Tinto plc 10p ordinary  Purchase                175                            71.7828  GBP
 Rio Tinto plc 10p ordinary  Purchase                169                            70.7600  GBP
 Rio Tinto plc 10p ordinary  Purchase                151                            70.4912  GBP
 Rio Tinto plc 10p ordinary  Purchase                144                            71.0686  GBP
 Rio Tinto plc 10p ordinary  Purchase                126                            70.2900  GBP
 Rio Tinto plc 10p ordinary  Purchase                120                            71.6100  GBP
 Rio Tinto plc 10p ordinary  Purchase                115                            70.6200  GBP
 Rio Tinto plc 10p ordinary  Purchase                110                            72.0350  GBP
 Rio Tinto plc 10p ordinary  Purchase                105                            71.0000  GBP
 ADR                         Purchase                104                            97.2332  USD
 ADR                         Purchase                101                            96.5211  USD
 Rio Tinto plc 10p ordinary  Purchase                100                            72.0800  GBP
 ADR                         Purchase                100                            95.7950  USD
 Rio Tinto plc 10p ordinary  Purchase                92                             71.1300  GBP
 Rio Tinto plc 10p ordinary  Purchase                85                             71.5110  GBP
 Rio Tinto plc 10p ordinary  Purchase                79                             70.0510  GBP
 Rio Tinto plc 10p ordinary  Purchase                67                             81.0600  EUR
 Rio Tinto plc 10p ordinary  Purchase                56                             72.0900  GBP
 Rio Tinto plc 10p ordinary  Purchase                54                             71.0270  GBP
 Rio Tinto plc 10p ordinary  Purchase                50                             71.5700  GBP
 Rio Tinto plc 10p ordinary  Purchase                32                             70.2612  GBP
 ADR                         Purchase                30                             97.3870  USD
 Rio Tinto plc 10p ordinary  Purchase                28                             70.6841  GBP
 ADR                         Purchase                27                             96.5000  USD
 Rio Tinto plc 10p ordinary  Purchase                25                             71.8089  GBP
 Rio Tinto plc 10p ordinary  Purchase                20                             71.5000  GBP
 Rio Tinto plc 10p ordinary  Purchase                20                             70.9600  GBP
 ADR                         Purchase                19                             95.4278  USD
 ADR                         Purchase                19                             97.7450  USD
 ADR                         Purchase                18                             96.2944  USD
 Rio Tinto plc 10p ordinary  Purchase                17                             72.1000  GBP
 Rio Tinto plc 10p ordinary  Purchase                14                             70.0600  GBP
 ADR                         Purchase                12                             95.9700  USD
 ADR                         Purchase                7                              96.1900  USD
 Rio Tinto plc 10p ordinary  Purchase                2                              70.7700  GBP
 Rio Tinto plc 10p ordinary  Purchase                2                              70.4920  GBP
 ADR                         Purchase                1                              96.2400  USD
 Rio Tinto Limited ordinary  Purchase                18,192                         159.1566  AUD
 Rio Tinto Limited ordinary  Purchase                3,574                          159.4300  AUD
 Rio Tinto Limited ordinary  Purchase                1,695                          158.1433  AUD
 Rio Tinto Limited ordinary  Purchase                1,633                          158.4307  AUD
 Rio Tinto Limited ordinary  Purchase                1,380                          159.4618  AUD
 Rio Tinto Limited ordinary  Purchase                1,116                          157.9485  AUD
 Rio Tinto Limited ordinary  Purchase                795                            159.0114  AUD
 Rio Tinto Limited ordinary  Purchase                520                            157.9800  AUD
 Rio Tinto Limited ordinary  Purchase                121                            158.8847  AUD
 Rio Tinto Limited ordinary  Purchase                100                            158.8441  AUD
 Rio Tinto Limited ordinary  Purchase                12                             157.1116  AUD
 Rio Tinto Limited ordinary  Sale                    29,603                         158.8175  AUD
 Rio Tinto Limited ordinary  Sale                    3,574                          159.4300  AUD
 Rio Tinto Limited ordinary  Sale                    2,656                          159.2988  AUD
 Rio Tinto Limited ordinary  Sale                    1,695                          158.1433  AUD
 Rio Tinto Limited ordinary  Sale                    1,211                          158.1517  AUD
 Rio Tinto Limited ordinary  Sale                    795                            159.0114  AUD
 Rio Tinto Limited ordinary  Sale                    449                            158.7152  AUD
 Rio Tinto Limited ordinary  Sale                    138                            158.7754  AUD
 Rio Tinto Limited ordinary  Sale                    106                            158.8800  AUD
 Rio Tinto Limited ordinary  Sale                    100                            158.8441  AUD
 Rio Tinto Limited ordinary  Sale                    78                             158.6021  AUD
 Rio Tinto Limited ordinary  Sale                    70                             157.9800  AUD
 Rio Tinto Limited ordinary  Sale                    33                             159.4188  AUD
 Rio Tinto Limited ordinary  Sale                    24                             158.7995  AUD
 Rio Tinto Limited ordinary  Sale                    15                             158.9180  AUD
 Rio Tinto plc 10p ordinary  Sale                    466,357                        70.0500  GBP
 Rio Tinto plc 10p ordinary  Sale                    246,474                        71.3500  GBP
 Rio Tinto plc 10p ordinary  Sale                    199,767                        70.3779  GBP
 ADR                         Sale                    144,000                        96.3500  USD
 Rio Tinto plc 10p ordinary  Sale                    127,584                        72.0500  GBP
 ADR                         Sale                    60,255                         96.2154  USD
 Rio Tinto plc 10p ordinary  Sale                    60,223                         71.4489  GBP
 Rio Tinto plc 10p ordinary  Sale                    60,000                         70.1994  GBP
 Rio Tinto plc 10p ordinary  Sale                    53,057                         71.4081  GBP
 Rio Tinto plc 10p ordinary  Sale                    43,024                         71.4787  GBP
 ADR                         Sale                    24,048                         96.5091  USD
 ADR                         Sale                    21,555                         96.2553  USD
 ADR                         Sale                    21,436                         96.6151  USD
 Rio Tinto plc 10p ordinary  Sale                    19,635                         70.2874  GBP
 Rio Tinto plc 10p ordinary  Sale                    18,000                         71.3200  GBP
 ADR                         Sale                    15,405                         96.3237  USD
 ADR                         Sale                    14,187                         96.6716  USD
 Rio Tinto plc 10p ordinary  Sale                    13,072                         71.2821  GBP
 Rio Tinto plc 10p ordinary  Sale                    12,209                         70.7927  GBP
 Rio Tinto plc 10p ordinary  Sale                    11,880                         71.6000  GBP
 Rio Tinto plc 10p ordinary  Sale                    11,809                         70.8853  GBP
 ADR                         Sale                    10,635                         95.5386  USD
 Rio Tinto plc 10p ordinary  Sale                    10,270                         71.7173  GBP
 Rio Tinto plc 10p ordinary  Sale                    9,327                          71.2645  GBP
 Rio Tinto plc 10p ordinary  Sale                    9,138                          70.3859  GBP
 ADR                         Sale                    8,318                          96.1824  USD
 Rio Tinto plc 10p ordinary  Sale                    7,690                          70.0486  GBP
 Rio Tinto plc 10p ordinary  Sale                    7,258                          71.7348  GBP
 ADR                         Sale                    7,026                          96.1136  USD
 Rio Tinto plc 10p ordinary  Sale                    6,670                          71.3791  GBP
 Rio Tinto plc 10p ordinary  Sale                    6,590                          70.8925  GBP
 Rio Tinto plc 10p ordinary  Sale                    5,936                          72.0150  GBP
 Rio Tinto plc 10p ordinary  Sale                    5,768                          82.9701  EUR
 ADR                         Sale                    5,164                          96.3220  USD
 ADR                         Sale                    5,015                          96.4071  USD
 Rio Tinto plc 10p ordinary  Sale                    4,963                          71.4515  GBP
 Rio Tinto plc 10p ordinary  Sale                    4,393                          71.7106  GBP
 Rio Tinto plc 10p ordinary  Sale                    4,241                          71.4313  GBP
 ADR                         Sale                    4,173                          95.6900  USD
 ADR                         Sale                    3,983                          96.3518  USD
 Rio Tinto plc 10p ordinary  Sale                    3,661                          71.1579  GBP
 Rio Tinto plc 10p ordinary  Sale                    3,502                          71.0389  GBP
 Rio Tinto plc 10p ordinary  Sale                    3,395                          71.1636  GBP
 ADR                         Sale                    3,032                          95.7285  USD
 ADR                         Sale                    2,962                          96.4823  USD
 ADR                         Sale                    2,693                          96.3979  USD
 Rio Tinto plc 10p ordinary  Sale                    2,665                          71.4825  GBP
 Rio Tinto plc 10p ordinary  Sale                    2,538                          71.7863  GBP
 Rio Tinto plc 10p ordinary  Sale                    2,364                          70.9975  GBP
 ADR                         Sale                    2,156                          95.9557  USD
 ADR                         Sale                    2,127                          96.2201  USD
 Rio Tinto plc 10p ordinary  Sale                    2,098                          70.0967  GBP
 Rio Tinto plc 10p ordinary  Sale                    2,004                          70.2279  GBP
 Rio Tinto plc 10p ordinary  Sale                    1,997                          71.0053  GBP
 ADR                         Sale                    1,954                          96.8672  USD
 Rio Tinto plc 10p ordinary  Sale                    1,952                          71.5309  GBP
 ADR                         Sale                    1,912                          96.4800  USD
 Rio Tinto plc 10p ordinary  Sale                    1,743                          71.5000  GBP
 Rio Tinto plc 10p ordinary  Sale                    1,674                          70.8056  GBP
 ADR                         Sale                    1,587                          95.5459  USD
 ADR                         Sale                    1,415                          96.1956  USD
 ADR                         Sale                    1,328                          95.6245  USD
 Rio Tinto plc 10p ordinary  Sale                    1,281                          70.5902  GBP
 Rio Tinto plc 10p ordinary  Sale                    1,254                          71.4548  GBP
 Rio Tinto plc 10p ordinary  Sale                    1,212                          71.1300  GBP
 ADR                         Sale                    1,200                          96.5547  USD
 ADR                         Sale                    1,159                          96.1750  USD
 ADR                         Sale                    1,120                          95.8772  USD
 ADR                         Sale                    1,103                          96.0449  USD
 Rio Tinto plc 10p ordinary  Sale                    947                            71.5757  GBP
 Rio Tinto plc 10p ordinary  Sale                    944                            70.3569  GBP
 Rio Tinto plc 10p ordinary  Sale                    900                            70.3900  GBP
 Rio Tinto plc 10p ordinary  Sale                    897                            71.9179  GBP
 ADR                         Sale                    841                            96.0701  USD
 Rio Tinto plc 10p ordinary  Sale                    797                            70.9424  GBP
 ADR                         Sale                    784                            95.8578  USD
 Rio Tinto plc 10p ordinary  Sale                    747                            71.4595  GBP
 Rio Tinto plc 10p ordinary  Sale                    745                            82.2454  EUR
 ADR                         Sale                    731                            97.8184  USD
 ADR                         Sale                    696                            96.3674  USD
 ADR                         Sale                    654                            96.5570  USD
 ADR                         Sale                    632                            96.1130  USD
 ADR                         Sale                    598                            98.1205  USD
 Rio Tinto plc 10p ordinary  Sale                    546                            70.5860  GBP
 Rio Tinto plc 10p ordinary  Sale                    535                            70.2094  GBP
 Rio Tinto plc 10p ordinary  Sale                    528                            71.1631  GBP
 Rio Tinto plc 10p ordinary  Sale                    518                            70.8263  GBP
 Rio Tinto plc 10p ordinary  Sale                    504                            70.9462  GBP
 ADR                         Sale                    464                            96.4216  USD
 ADR                         Sale                    453                            96.4645  USD
 Rio Tinto plc 10p ordinary  Sale                    430                            71.5337  GBP
 Rio Tinto plc 10p ordinary  Sale                    424                            71.2557  GBP
 Rio Tinto plc 10p ordinary  Sale                    406                            71.1833  GBP
 Rio Tinto plc 10p ordinary  Sale                    399                            72.0400  GBP
 Rio Tinto plc 10p ordinary  Sale                    386                            71.4107  GBP
 Rio Tinto plc 10p ordinary  Sale                    375                            71.5631  GBP
 ADR                         Sale                    364                            96.3934  USD
 Rio Tinto plc 10p ordinary  Sale                    345                            72.1450  GBP
 Rio Tinto plc 10p ordinary  Sale                    336                            70.2250  GBP
 Rio Tinto plc 10p ordinary  Sale                    311                            70.0464  GBP
 ADR                         Sale                    292                            96.0205  USD
 Rio Tinto plc 10p ordinary  Sale                    277                            71.0803  GBP
 Rio Tinto plc 10p ordinary  Sale                    269                            71.4957  GBP
 Rio Tinto plc 10p ordinary  Sale                    268                            70.9466  GBP
 Rio Tinto plc 10p ordinary  Sale                    250                            71.0400  GBP
 ADR                         Sale                    242                            95.8919  USD
 Rio Tinto plc 10p ordinary  Sale                    236                            72.1500  GBP
 ADR                         Sale                    232                            96.4727  USD
 ADR                         Sale                    230                            95.6347  USD
 ADR                         Sale                    216                            96.3400  USD
 Rio Tinto plc 10p ordinary  Sale                    215                            70.9900  GBP
 Rio Tinto plc 10p ordinary  Sale                    209                            72.0000  GBP
 ADR                         Sale                    200                            96.0625  USD
 ADR                         Sale                    200                            95.9800  USD
 ADR                         Sale                    200                            95.4050  USD
 ADR                         Sale                    200                            96.4475  USD
 ADR                         Sale                    200                            96.4500  USD
 ADR                         Sale                    200                            96.4600  USD
 Rio Tinto plc 10p ordinary  Sale                    192                            81.8512  EUR
 ADR                         Sale                    175                            96.5600  USD
 Rio Tinto plc 10p ordinary  Sale                    174                            72.1026  GBP
 Rio Tinto plc 10p ordinary  Sale                    170                            70.0485  GBP
 Rio Tinto plc 10p ordinary  Sale                    169                            70.7600  GBP
 Rio Tinto plc 10p ordinary  Sale                    152                            70.9500  GBP
 Rio Tinto plc 10p ordinary  Sale                    149                            71.0145  GBP
 Rio Tinto plc 10p ordinary  Sale                    140                            70.9648  GBP
 Rio Tinto plc 10p ordinary  Sale                    140                            70.9149  GBP
 Rio Tinto plc 10p ordinary  Sale                    132                            71.3790  GBP
 Rio Tinto plc 10p ordinary  Sale                    120                            71.6100  GBP
 Rio Tinto plc 10p ordinary  Sale                    119                            70.2050  GBP
 Rio Tinto plc 10p ordinary  Sale                    115                            72.2079  GBP
 Rio Tinto plc 10p ordinary  Sale                    110                            72.0350  GBP
 Rio Tinto plc 10p ordinary  Sale                    110                            72.0371  GBP
 ADR                         Sale                    104                            97.2332  USD
 ADR                         Sale                    101                            95.6100  USD
 ADR                         Sale                    100                            96.4450  USD
 ADR                         Sale                    100                            96.4400  USD
 ADR                         Sale                    100                            98.2400  USD
 ADR                         Sale                    100                            96.5450  USD
 ADR                         Sale                    100                            96.5240  USD
 ADR                         Sale                    100                            95.4000  USD
 ADR                         Sale                    99                             95.6000  USD
 ADR                         Sale                    82                             96.2020  USD
 Rio Tinto plc 10p ordinary  Sale                    74                             71.0710  GBP
 Rio Tinto plc 10p ordinary  Sale                    71                             70.9200  GBP
 Rio Tinto plc 10p ordinary  Sale                    67                             81.0600  EUR
 ADR                         Sale                    60                             96.9633  USD
 Rio Tinto plc 10p ordinary  Sale                    56                             72.0900  GBP
 Rio Tinto plc 10p ordinary  Sale                    52                             72.1000  GBP
 ADR                         Sale                    38                             96.9400  USD
 Rio Tinto plc 10p ordinary  Sale                    36                             71.1371  GBP
 Rio Tinto plc 10p ordinary  Sale                    36                             71.4600  GBP
 ADR                         Sale                    34                             96.4700  USD
 Rio Tinto plc 10p ordinary  Sale                    32                             70.2587  GBP
 Rio Tinto plc 10p ordinary  Sale                    32                             70.6909  GBP
 ADR                         Sale                    30                             97.3869  USD
 ADR                         Sale                    30                             97.3870  USD
 Rio Tinto plc 10p ordinary  Sale                    28                             70.0471  GBP
 Rio Tinto plc 10p ordinary  Sale                    24                             72.1100  GBP
 ADR                         Sale                    24                             95.4400  USD
 ADR                         Sale                    23                             96.3100  USD
 Rio Tinto plc 10p ordinary  Sale                    16                             70.7637  GBP
 Rio Tinto plc 10p ordinary  Sale                    10                             71.2550  GBP
 Rio Tinto plc 10p ordinary  Sale                    7                              71.7579  GBP
 Rio Tinto plc 10p ordinary  Sale                    4                              70.4880  GBP
 Rio Tinto plc 10p ordinary  Sale                    4                              70.1300  GBP
 ADR                         Sale                    2                              96.2400  USD
 Rio Tinto plc 10p ordinary  Sale                    1                              70.0478  GBP
 Rio Tinto plc 10p ordinary  Sale                    1                              71.5142  GBP
 (b)                         Cash-settled derivative transactions
 Class of                    Product  description    Nature of dealing              Number of               Price per

 relevant
 reference
 unit

 security
 securities
 Rio Tinto Limited ordinary  SWAP                    Increasing Short               2,600                   153.1792  USD
 Rio Tinto Limited ordinary  SWAP                    Increasing Short               1,380                   159.4618  AUD
 Rio Tinto Limited ordinary  CFD                     Decreasing Long                9,500                   150.2938  AUD
 Rio Tinto Limited ordinary  CFD                     Decreasing Long                24                      157.1116  AUD
 Rio Tinto Limited ordinary  CFD                     Decreasing Long                17,573                  158.9842  AUD
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                4,061                   70.0500  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                1,067                   70.0535  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                14                      70.0598  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                5,162                   70.0612  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                9,507                   70.0640  USD
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                9,789                   70.0916  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                288                     70.1642  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                598                     70.1928  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                1,115                   70.2044  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                803                     70.2364  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                32                      70.2614  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                3,524                   70.2921  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                15,175                  70.3215  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                3,032                   70.3887  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                3,037                   70.3904  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                679                     70.4135  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                844                     70.4240  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                15,078                  70.5179  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                33,128                  70.6252  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                580,514                 70.6300  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                7,202                   70.6600  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                28                      70.6842  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                7,447                   70.7400  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                16                      70.8508  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                67                      70.8741  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                250                     70.8808  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                3,998                   70.9620  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                873                     70.9736  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                2,599                   70.9795  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                562                     71.0043  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                488                     71.0169  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                54                      71.0271  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                31,178                  71.0664  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                56                      71.1371  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                765                     71.2465  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                440                     71.2595  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                2,018                   71.7965  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                17                      72.1000  GBP
 Rio Tinto plc 10p ordinary  SWAP                    Decreasing Long                1,919                   82.3785  EUR
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                15,000                  70.0483  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                9,610                   70.0500  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                8,433                   70.1459  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                2,051                   70.4100  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                2,580                   70.7254  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                1,142                   70.7695  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                66,579                  71.2374  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                175,665                 71.2896  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                101,745                 71.4808  GBP
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                67                      81.0600  EUR
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                14,604                  82.5523  EUR
 Rio Tinto plc 10p ordinary  CFD                     Decreasing Long                55                      82.7940  EUR

 (c)                         Stock-settled derivative transactions

 (including options)
 (i)                         Writing, selling, purchasing or varying
 Class                       Product                 Writing,                       Number                  Exercise     Type         Expiry       Option

 of
 description
 purchasing,
 of
 price
 date
 money

 relevant
 selling,
 securities
 per unit
 paid/

 security
 varying etc
 to which
 received

 option
 per unit

 relates

 (ii)                        Exercise
 Class of relevant           Product description     Exercising/ exercised against  Number of               Exercise price per

 security
 securities
 unit

 (d)                         Other dealings (including subscribing for

 new securities)
 Class of relevant           Nature of Dealings      Details                        Price per unit (if

 security
 applicable)

 4.                          OTHER INFORMATION
 (a)                         Indemnity and other dealings arrangements
 Details of any indemnity or option arrangement, or any agreement or
 understanding,

 formal or informal, relating to relevant securities which may be an
 inducement to deal

 or refrain from dealing entered into by the person making the disclosure and
 any party

 to the offer or any person acting in concert with a party to the offer:
 NONE
 (b)                         Agreements, arrangements or understandings relating to options or

 derivatives
 Details of any agreement, arrangement or understanding, formal or informal,
 between

 the person making the disclosure and any other person relating to:

 (i)  the voting rights of any relevant securities under any option; or

 (ii) the voting rights of future acquisition or disposal of any relevant
 securities to which

 any derivative is referenced:
 NONE
 (c)                         Attachments
 Is a Supplemental Form 8 (Open Positions) attached?                                                        YES
 Date of disclosure:                                                                                        05 Feb 2026
 Contact name:                                                                                              Large Holdings Regulatory Operations
 Telephone number:                                                                                          020 3134 7213

 SUPPLEMENTAL FORM 8 (OPEN POSITIONS)
 DETAILS OF OPEN OPTION AND DERIVATIVE POSITIONS, AGREEMENTS TO
 PURCHASE OR SELL ETC.
 Note 5(i) on Rule 8 of the Takeover Code (the "Code")
 1.    KEY INFORMATION
 Identity of the person whose positions/dealings                                                            Barclays PLC.

 are being disclosed:
 Name of offeror/offeree in relation to whose                                                               RIO TINTO PLC AND RIO TINTO LIMITED

 relevant securities this from relates:

 2.    OPTIONS AND DERIVATIVES
 Class                       Product                 Writing,                       Number                  Exercise     Type         Expiry

 of
 description
 purchasing,
 of
 price
 date

 relevant
 selling,
 securities
 per unit

 security
 varying etc
 to which

 option

 relates
 Rio Tinto plc ADR           Put Options             Purchased                      -500                    63           American     15-Jan-27
 Rio Tinto plc ADR           Put Options             Purchased                      -400                    60           American     15-Jan-27
 Rio Tinto plc ADR           Call Options            Purchased                      1,000                   65           American     15-Jan-27
 Rio Tinto plc ADR           Call Options            Written                        -414,010                77.6756      European     25-Jan-27
 Rio Tinto plc ADR           Call Options            Written                        -414,008                77.51        European     25-Jan-27
 Rio Tinto plc ADR           Call Options            Written                        -345,002                81.7604      European     25-Jan-27
 Rio Tinto plc ADR           Put Options             Written                        30,000                  48           American     15-Jan-27
 Rio Tinto plc 10p ordinary  Call Options            Written                        -523,691                78.4275      European     28-Jan-27
 Rio Tinto plc 10p ordinary  Call Options            Written                        -142,508                57.9288      European     20-Oct-26

 3.    AGREEMENTS TO PURCHASE OR SELL ETC.
 Full details should be given so that the nature of the interest or position
 can be fully understood:

 

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