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U.S. stocks fell for a third day on Monday, as a slump in Apple Inc AAPL.O
shares following weak forecasts from two of its suppliers hit the technology
sector.  .N 
    At 11:26 ET, the Dow Jones Industrial Average  .DJI  was down 1.58 percent
at 25,579.11. The S&P 500  .SPX  was down 1.26 percent at 2,746 and the Nasdaq
Composite  .IXIC  was down 2.32 percent at 7,234.695.
  
 The top three S&P 500  .PG.INX  percentage gainers:
 ** Nektar Therapeutics  NKTR.O , up 5.5 pct  urn:newsml:reuters.com:*:nL4N1XN55N
 ** Dentsply Sirona Inc  XRAY.O , up 3.2 pct
 ** NRG Energy Inc  NRG.N , up 3.2 pct
 
 The top three S&P 500  .PL.INX  percentage losers:
 ** PG&E Corp  PCG.N , down 16.7 pct  urn:newsml:reuters.com:*:nL4N1XN52J
 ** Abiomed Inc  ABMD.O , down 15.7 pct
 ** Edison International  EIX.N , down 10.5 pct  urn:newsml:reuters.com:*:nL4N1XN52J
 
 The top NYSE  .PG.N  percentage gainer:
 ** Best Inc  BSTI.N , up 18.1 pct
 
 The top NYSE  .PL.N  percentage losers:
 ** GNC Holdings Inc  GNC.N , down 20.6 pct  urn:newsml:reuters.com:*:nL4N1XN46G
 ** PG&E Corp  PCG.N , down 16.7 pct  urn:newsml:reuters.com:*:nL4N1XN52J
 
 The top three Nasdaq  .PG.O  percentage gainers:
 ** Apptio Inc  APTI.O , up 51.4 pct  urn:newsml:reuters.com:*:nL4N1XN3PF
 ** Opko Health Inc  OPK.O , up 19.4 pct  urn:newsml:reuters.com:*:nL4N1XN42I
 ** Reshape Lifesciences  RSLS.O , up 39.6 pct
 
 The top three Nasdaq  .PL.O  percentage losers:
 ** Lumentum Holdings Inc  LITE.O , down 31.3 pct  urn:newsml:reuters.com:*:nL2N1XN0GL
 ** Mesoblast Ltd  MESO.O , down 27.7 pct
 ** Maiden Holdings Ltd  MHLD.O , down 25.7 pct  urn:newsml:reuters.com:*:nL4N1XN54D
 
 
 ** Apple Inc  AAPL.O : down 4.5 pct
 ** Lumentum Holdings Inc  LITE.O : down 31.3 pct
 ** II-VI Inc  IIVI.O : down 14.4 pct
 ** Finisar Corp  FNSR.O : down 4.5 pct
 ** Acacia Communications Inc  ACIA.O : down 5.4 pct
 BUZZ-Apple: Hits lowest since July, threatens 200-DMA as iPhone worries mount
 urn:newsml:reuters.com:*:nL4N1XN55Q
 BUZZ-Optical stocks under pressure on Apple supplier Lumentum's warning
 urn:newsml:reuters.com:*:nL2N1XN0GL
 
 ** Athenahealth Inc  ATHN.O : up 9.6 pct
 BUZZ-Up as Veritas Capital, Elliott set to buy company  urn:newsml:reuters.com:*:nL4N1XN4MG
 
 ** Coty Inc  COTY.N : up 1.8 pct
 BUZZ-Rises after CEO change, replacement of chairman  urn:newsml:reuters.com:*:nL4N1XN545
 
 ** General Electric Co  GE.N : down 6.5 pct
 BUZZ-Down after CEO Culp says need to cut debt urgently  urn:newsml:reuters.com:*:nL4N1XN56M
 
 ** Apptio Inc  APTI.O : up 51.4 pct
 BUZZ-Set for its best day on go-private deal  urn:newsml:reuters.com:*:nL4N1XN3PF
 
 ** Eastman Kodak Co  KODK.N : up 4.0 pct 
 BUZZ-Jumps on deal to sell its flexographic packaging unit  urn:newsml:reuters.com:*:nL4N1XN4XZ
 
 ** FirstEnergy Corp  FE.N : up 3.1 pct
  BUZZ-Dividend hike sends stock to near 4-yh high  urn:newsml:reuters.com:*:nL4N1XN55A
 
 ** Maiden Holdings Ltd  MHLD.O : down 25.7 pct 
 BUZZ-Plunges on bigger Q3 loss  urn:newsml:reuters.com:*:nL4N1XN54D
 
 ** Achaogen Inc  AKAO.O : down 13.6 pct
 BUZZ-Extends fall as Wedbush, HC Wainwright step to sidelines  urn:newsml:reuters.com:*:nL2N1XN0LG
 
 ** OPKO Health Inc  OPK.O : up 19.4 pct
 BUZZ-Up on smaller-than-expected quarterly loss  urn:newsml:reuters.com:*:nL4N1XN42I
 
 ** Qutoutiao Inc  QTT.O : down 10.5 pct
 BUZZ-Drops on bigger Q3 loss  urn:newsml:reuters.com:*:nL4N1XN43L
 
 ** GNC Holdings Inc  GNC.N : down 19.9 pct
 BUZZ-Slides as co posts biggest profit miss in nearly 2 years  urn:newsml:reuters.com:*:nL4N1XN46G
 
 ** Lannett Co Inc  LCI.N : up 3.5 pct
 BUZZ-Jumps on thyroid drug deal with Amneal  urn:newsml:reuters.com:*:nL4N1XN4K1
 
 ** SurveyMonkey  SVMK.O : up 3.3 pct
 BUZZ-Gets boost as rival Qualtrics chooses buyout vs IPO  urn:newsml:reuters.com:*:nL2N1XN0JY
 
 ** Amarin Corp PLC  AMRN.O : down 16.4 pct
 BUZZ-Falls on investor concerns over heart drug trial result  urn:newsml:reuters.com:*:nL4N1XN4LK
 
 ** Mesoblast Ltd  MESO.O : down 27.7 pct
 BUZZ-Plunges as heart therapy fails mid-stage study  urn:newsml:reuters.com:*:nL4N1XN4NY
 
 ** PG&E Corp  PCG.N : down 18.3 pct
 ** Edison International  EIX.N : down 10.4 pct
 BUZZ-PG&E, Edison Intl extend losing streak on analysts' assessment of wildfire
damage  urn:newsml:reuters.com:*:nL4N1XN52J
 
 ** Aecom  ACM.N : down 8.8 pct
 BUZZ-Falls as bleak earnings forecast clouds quarterly beat  urn:newsml:reuters.com:*:nL4N1XN52I
 
 ** Black Box Corp  BBOX.O : up 21.6 pct
 BUZZ-India's AGC Networks surges; unit to buy Black Box Corp  urn:newsml:reuters.com:*:nL4N1XN2GW
 
 ** Pain Therapeutics Inc  PTIE.O : up 3.5 pct 
 BUZZ-Gains on appeal over FDA rejection of pain drug  urn:newsml:reuters.com:*:nL4N1XN4YH
 
 ** Ziopharm Oncology Inc  ZIOP.O : down 8.0 pct
 BUZZ-Rises on supply agreement with Regeneron  urn:newsml:reuters.com:*:nL4N1XN4M0
 
 ** Organovo Holdings Inc  ONVO.O : down 1.8 pct
 BUZZ-Jumps on cell and tissue clinical sourcing deal  urn:newsml:reuters.com:*:nL4N1XN4TI
 
 ** Nektar Therapeutics  NKTR.O : up 5.5 pct
 BUZZ-Top of the S&P on cancer drug data  urn:newsml:reuters.com:*:nL4N1XN55N
 
 ** Altria Group Inc  MO.N : down 0.8 pct
 ** Philip Morris International Inc  PM.N : down 1.0 pct
 ** British American Tobacco Plc  BTI.N : down 8.4 pct
 BUZZ-Tobacco stocks decline on report of potential ban on menthol cigarettes
 urn:newsml:reuters.com:*:nL4N1XN4C6
 
 ** Crocs Inc  CROX.O : up 2.6 pct
 BUZZ-Climbs after stock loses all 'sell' ratings  urn:newsml:reuters.com:*:nL4N1XN50C
 
 ** L Brands Inc  LB.N : up 1.3 pct
 BUZZ-Shares up after Wells Fargo upgrades to "outperform"  urn:newsml:reuters.com:*:nL4N1XN4QY
 
 ** Smart Sand Inc  SND.O : down 3.7 pct
 BUZZ-Down after Credit Suisse downgrades company  urn:newsml:reuters.com:*:nL4N1XN4V8
 
 ** Aimmune Therapeutics Inc  AIMT.O : down 7.9 pct
 BUZZ-Rises after Nestle ups stake  urn:newsml:reuters.com:*:nL4N1XN4WJ
 BUZZ-Street View: Aimmune: Nestle's investment packs punch ahead of FDA review
 urn:newsml:reuters.com:*:nL4N1XN55I
 
 ** Planet Fitness Inc  PLNT.N : down 8.7 pct
 BUZZ-Planet Fitness drops; 'Ready for a rest after a big run'  urn:newsml:reuters.com:*:nL4N1XN4DU
 
 ** Columbia Banking System Inc  COLB.O : up 1.2 pct
 BUZZ-Sandler O'Neill raises to 'buy'  urn:newsml:reuters.com:*:nL4N1XN56Z
    
 The 11 major S&P 500 sectors:
 
 Communication Services   .SPLRCL   down 1.55 pct
 Consumer Discretionary   .SPLRCD   down 1.83 pct
 Consumer Staples         .SPLRCS   down 0.24 pct
 Energy                   .SPNY     down 1.11 pct
 Financial                .SPSY     down 1.54 pct
 Health                   .SPXHC    down 0.93 pct
 Industrial               .SPLRCI   down 1.23 pct
 Information Technology   .SPLRCT   down 3.32 pct
 Materials                .SPLRCM   down 0.91 pct
 Real Estate              .SPLRCR   up 0.58 pct
 Utilities                .SPLRCU   up 0.49 pct
 
 (Compiled by Arunima Banerjee in Bengaluru)
 ((Arunima.Banerjee@thomsonreuters.com; within U.S. +1 646 223 8780, outside
U.S. +91 80 6749 4046; Reuters Messaging:
arunima.banerjee.thomsonreuters.com@reuters.net))