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RNS Number : 4547C Ibstock PLC 29 April 2026
TR-1: Standard form for notification of major holdings
1. Issuer Details
ISIN
GB00BYXJC278
Issuer Name
IBSTOCK PLC
UK or Non-UK Issuer
UK
2. Reason for Notification
An acquisition or disposal of voting rights
3. Details of person subject to the notification obligation
Name
JPMorgan Chase & Co.
City of registered office (if applicable)
Country of registered office (if applicable)
US
4. Details of the shareholder
Name City of registered office Country of registered office
J.P. Morgan Securities PLC
5. Date on which the threshold was crossed or reached
24-Apr-2026
6. Date on which Issuer notified
28-Apr-2026
7. Total positions of person(s) subject to the notification obligation
% of voting rights attached to shares (total of 8.A) % of voting rights through financial instruments (total of 8.B 1 + 8.B 2) Total of both in % (8.A + 8.B) Total number of voting rights held in issuer
Resulting situation on the date on which threshold was crossed or reached 0.633618 4.891530 5.525148 21819738
Position of previous notification (if applicable) n/a n/a n/a
8. Notified details of the resulting situation on the date on which the
threshold was crossed or reached
8A. Voting rights attached to shares
Class/Type of shares ISIN code(if possible) Number of direct voting rights (DTR5.1) Number of indirect voting rights (DTR5.2.1) % of direct voting rights (DTR5.1) % of indirect voting rights (DTR5.2.1)
GB00BYXJC278 2502206 0.633618
Sub Total 8.A 2502206 0.633618%
8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))
Type of financial instrument Expiration date Exercise/conversion period Number of voting rights that may be acquired if the instrument is % of voting rights
exercised/converted
Sub Total 8.B1
8B2. Financial Instruments with similar economic effect according to
(DTR5.3.1R.(1) (b))
Type of financial instrument Expiration date Exercise/conversion period Physical or cash settlement Number of voting rights % of voting rights
Cash-settled Equity Swap 28/04/2026 28/04/2026 Cash 1054794 0.267083
Cash-settled Equity Swap 29/04/2026 29/04/2026 Cash 79181 0.020050
Cash-settled Equity Swap 08/05/2026 08/05/2026 Cash 566252 0.143386
Cash-settled Equity Swap 02/06/2026 02/06/2026 Cash 224251 0.056784
Cash-settled Equity Swap 02/07/2026 02/07/2026 Cash 867451 0.219656
Cash-settled Equity Swap 14/07/2026 14/07/2026 Cash 52468 0.013286
Cash-settled Equity Swap 21/08/2026 21/08/2026 Cash 1246000 0.315527
Cash-settled Equity Swap 26/08/2026 26/08/2026 Cash 20608 0.005218
Cash-settled Equity Swap 02/09/2026 02/09/2026 Cash 4726 0.001196
Cash-settled Equity Swap 30/09/2026 30/09/2026 Cash 2005458 0.507814
Cash-settled Equity Swap 02/10/2026 02/10/2026 Cash 218407 0.055236
Cash-settled Equity Swap 19/10/2026 19/10/2026 Cash 385139 0.097529
Cash-settled Equity Swap 03/11/2026 03/11/2026 Cash 8882 0.002247
Cash-settled Equity Swap 30/11/2026 30/11/2026 Cash 36545 0.009252
Cash-settled Equity Swap 02/12/2026 02/12/2026 Cash 13973 0.003538
Cash-settled Equity Swap 23/12/2026 23/12/2026 Cash 847576 0.214633
Cash-settled Equity Swap 05/01/2027 05/01/2027 Cash 36804 0.009309
Cash-settled Equity Swap 22/01/2027 22/01/2027 Cash 844801 0.213931
Cash-settled Equity Swap 28/01/2027 28/01/2027 Cash 571 0.000144
Cash-settled Equity Swap 02/02/2027 02/02/2027 Cash 1949701 0.493726
Cash-settled Equity Swap 04/02/2027 04/02/2027 Cash 10218 0.002587
Cash-settled Equity Swap 02/03/2027 02/03/2027 Cash 186433 0.047207
Cash-settled Equity Swap 11/03/2027 11/03/2027 Cash 882242 0.223412
Cash-settled Equity Swap 30/03/2027 30/03/2027 Cash 29032 0.007351
Cash-settled Equity Swap 02/04/2027 02/04/2027 Cash 15518 0.003925
Cash-settled Equity Swap 08/04/2027 08/04/2027 Cash 25000 0.006330
Cash-settled Equity Swap 30/04/2027 30/04/2027 Cash 271638 0.068786
Cash-settled Equity Swap 05/05/2027 05/05/2027 Cash 354081 0.089660
Cash-settled Equity Swap 12/05/2027 12/05/2027 Cash 106267 0.026910
Cash-settled Equity Swap 26/05/2027 26/05/2027 Cash 26864 0.006801
Cash-settled Equity Swap 02/06/2027 02/06/2027 Cash 102417 0.025933
Cash-settled Equity Swap 26/08/2027 26/08/2027 Cash 322111 0.081544
Cash-settled Equity Swap 09/09/2027 09/09/2027 Cash 1042901 0.264090
Cash-settled Equity Swap 16/09/2027 16/09/2027 Cash 1560273 0.395104
Cash-settled Equity Swap 30/05/2028 30/05/2028 Cash 2379436 0.602511
Cash-settled Equity Swap 04/04/2029 04/04/2029 Cash 51072 0.012932
Cash-settled Equity Swap 02/05/2029 02/05/2029 Cash 66512 0.016838
Cash-settled Equity Swap 15/11/2029 15/11/2029 Cash 436907 0.110634
Cash-settled Equity Swap 04/04/2030 04/04/2030 Cash 77120 0.019529
Cash-settled Equity Swap 02/07/2030 02/07/2030 Cash 92011 0.023297
Cash-settled Equity Swap 06/11/2030 06/11/2030 Cash 815891 0.206604
Sub Total 8.B2 19317532 4.891530%
9. Information in relation to the person subject to the notification
obligation
2. Full chain of controlled undertakings through which the voting rights
and/or the financial instruments are effectively held starting with the
ultimate controlling natural person or legal entities (please add additional
rows as necessary)
Ultimate controlling person Name of controlled undertaking % of voting rights if it equals or is higher than the notifiable threshold % of voting rights through financial instruments if it equals or is higher Total of both if it equals or is higher than the notifiable threshold
than the notifiable threshold
JPMorgan Chase & Co. J.P. Morgan Securities PLC 4.891530 5.386709%
JPMorgan Chase & Co. J.P. Morgan SE
JPMorgan Chase & Co. J.P. Morgan Securities LLC
10. In case of proxy voting
Name of the proxy holder
The number and % of voting rights held
The date until which the voting rights will be held
11. Additional Information
Chain of controlled undertakings:
JPMorgan Chase & Co.
JPMorgan Chase Bank, National Association (100%)
J.P. Morgan International Finance Limited (100%)
J.P. Morgan Capital Holdings Limited (100%)
J.P. Morgan Securities PLC (100%)
JPMorgan Chase & Co.
JPMorgan Chase Bank, National Association (100%)
J.P. Morgan International Finance Limited (100%)
J.P. Morgan SE (100%)
JPMorgan Chase & Co.
JPMorgan Chase Holdings LLC (100%)
J.P. Morgan Broker-Dealer Holdings Inc. (100%)
J.P. Morgan Securities LLC (100%)
12. Date of Completion
28-Apr-2026
13. Place Of Completion
London
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