Stock Transactions — WESTERN DIGITAL CORP

Total Bought
54,576,215
624 transactions
Total Sold
83,260,740
308 transactions
Net
-28,684,525
shares
Filing Period:Transaction:
FundPrevious Shares
Current Shares
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Change in Shares
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Previous Portfolio Weightage (%)
Current Portfolio Weightage (%)
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Change in Weight (%)
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Type
WCM INVESTMENT MANAGEMENT, LLC06,778,460+6,778,4600.001.65+1.65buy
D. E. Shaw & Co., Inc.2,907,1619,625,316+6,718,1550.190.93+0.75buy
FRED ALGER MANAGEMENT, LLC67,8173,407,042+3,339,2250.021.59+1.57buy
Polar Capital Holdings Plc01,847,408+1,847,4080.001.07+1.07buy
Nuveen, LLC1,368,4392,553,218+1,184,7790.020.08+0.06buy
Castle Hook Partners LP712,6831,752,403+1,039,7200.673.19+2.51buy
BANK OF MONTREAL /CAN/536,9801,566,540+1,029,5600.020.08+0.06buy
WORLDQUANT MILLENNIUM ADVISORS LLC336,6401,294,929+958,2890.110.67+0.56buy
RENAISSANCE TECHNOLOGIES LLC201,8331,148,762+946,9290.020.18+0.16buy
JANE STREET GROUP, LLC30,465912,936+882,4710.000.13+0.12buy
MILLENNIUM MANAGEMENT LLC374,3361,231,825+857,4890.020.12+0.09buy
DEUTSCHE BANK AG\2,199,0093,041,545+842,5360.050.12+0.07buy
TWO SIGMA INVESTMENTS, LP486,5161,281,903+795,3870.060.24+0.18buy
Trivest Advisors Ltd163,300920,000+756,7000.413.52+3.12buy
HSBC HOLDINGS PLC1,147,4741,879,562+732,0880.050.13+0.08buy
JPMORGAN CHASE & CO11,308,50312,020,110+711,6070.050.09+0.04buy
VOLORIDGE INVESTMENT MANAGEMENT, LLC0694,803+694,8030.000.28+0.28buy
MORGAN STANLEY7,826,2748,402,622+576,3480.030.06+0.03buy
AQR CAPITAL MANAGEMENT LLC1,232,0711,744,042+511,9710.060.13+0.07buy
MACQUARIE GROUP LTD61,344563,391+502,0470.000.07+0.07buy
Bank of New York Mellon Corp550,0001,050,000+500,0000.000.00+0.00buy
WT Asset Management Ltd0499,300+499,3000.002.77+2.77buy
TUDOR INVESTMENT CORP ET AL0489,305+489,3050.000.38+0.38buy
NOMURA ASSET MANAGEMENT CO LTD369,844839,939+470,0950.060.26+0.20buy
Robeco Institutional Asset Management B.V.361,709782,748+421,0390.040.14+0.10buy
HRT FINANCIAL LP0418,781+418,7810.000.18+0.18buy
TWO SIGMA ADVISERS, LP0413,800+413,8000.000.10+0.10buy
DIMENSIONAL FUND ADVISORS LP3,401,9263,804,907+402,9810.050.10+0.05buy
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main0402,192+402,1920.000.04+0.04buy
Alyeska Investment Group, L.P.907,8981,304,368+396,4700.210.48+0.27buy
SAMLYN CAPITAL, LLC0393,626+393,6260.000.67+0.67buy
NORTHERN TRUST CORP3,421,3603,805,463+384,1030.030.06+0.03buy
ENVESTNET ASSET MANAGEMENT INC208,778580,607+371,8290.000.02+0.02buy
Empowered Funds, LLC132,569502,089+369,5200.100.61+0.51buy
SEI INVESTMENTS CO101,738459,874+358,1360.010.06+0.05buy
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A.0343,864+343,8640.003.19+3.19buy
BANK OF NOVA SCOTIA359,080697,698+338,6180.050.15+0.10buy
Candriam S.C.A.30,934346,141+315,2070.010.22+0.21buy
CANADA PENSION PLAN INVESTMENT BOARD35,955324,763+288,8080.000.03+0.03buy
AustralianSuper Pty Ltd0285,222+285,2220.000.16+0.16buy
Point72 Hong Kong Ltd0280,836+280,8360.001.56+1.56buy
STATE STREET CORP15,184,52215,461,857+277,3350.040.06+0.03buy
MARSHALL WACE, LLP46,672322,396+275,7240.000.04+0.04buy
Anatole Investment Management Ltd0271,300+271,3000.003.41+3.41buy
PRINCIPAL FINANCIAL GROUP INC551,409817,063+265,6540.020.05+0.03buy
BRAUN STACEY ASSOCIATES INC0262,117+262,1170.001.03+1.03buy
PUBLIC SECTOR PENSION INVESTMENT BOARD33,420293,240+259,8200.010.13+0.12buy
ExodusPoint Capital Management, LP0254,768+254,7680.000.43+0.43buy
BARCLAYS PLC983,2421,227,487+244,2450.020.05+0.03buy
VANGUARD GROUP INC43,039,21643,282,393+243,1770.040.08+0.03buy
Wolf Hill Capital Management, LP375,000612,656+237,6561.997.01+5.02buy
PRUDENTIAL FINANCIAL INC230,833464,029+233,1960.020.07+0.05buy
CAPITAL FUND MANAGEMENT S.A.0226,151+226,1510.000.27+0.27buy
FRANKLIN RESOURCES INC44,376270,145+225,7690.000.01+0.01buy
Rivermont Capital Management LP0225,541+225,5410.007.15+7.15buy
CITADEL ADVISORS LLC3,515,6033,727,606+212,0030.200.36+0.16buy
ALLIANCEBERNSTEIN L.P.1,736,7671,947,367+210,6000.040.07+0.04buy
CITIGROUP INC1,577,7621,784,833+207,0710.070.15+0.08buy
APIS CAPITAL ADVISORS, LLC0206,800+206,8000.005.48+5.48buy
NOMURA HOLDINGS INC146,674349,212+202,5380.070.19+0.12buy
Legal & General Group Plc1,910,9992,098,618+187,6190.030.06+0.03buy
Jain Global LLC92,324279,760+187,4360.090.44+0.34buy
BNP PARIBAS FINANCIAL MARKETS1,491,1001,675,961+184,8610.070.16+0.08buy
Universal- Beteiligungs- und Servicegesellschaft mbH154,566339,413+184,8470.020.07+0.05buy
SUSQUEHANNA INTERNATIONAL GROUP, LLP96,772272,154+175,3820.010.05+0.04buy
Schonfeld Strategic Advisors LLC538,567712,614+174,0470.260.60+0.34buy
Squarepoint Ops LLC368,273528,413+160,1400.050.13+0.08buy
HAWK RIDGE CAPITAL MANAGEMENT LP0159,700+159,7000.000.91+0.91buy
Andra AP-fonden116,590275,646+159,0560.100.42+0.32buy
Situational Awareness LP0152,821+152,8210.000.82+0.82buy
Tairen Capital Ltd0150,000+150,0000.001.95+1.95buy
GENDELL JEFFREY L95,000240,000+145,0000.160.53+0.37buy
THRIVENT FINANCIAL FOR LUTHERANS90,665233,142+142,4770.010.06+0.04buy
LSV ASSET MANAGEMENT1,374,1001,511,212+137,1120.210.40+0.19buy
NATIXIS ADVISORS, LLC229,180365,604+136,4240.020.06+0.04buy
LGT Group Foundation40,757175,517+134,7600.030.26+0.23buy
FORSTA AP-FONDEN69,700204,400+134,7000.030.15+0.12buy
BNP Paribas Asset Management Holding S.A.75,249206,736+131,4870.010.06+0.05buy
AMERICAN CENTURY COMPANIES INC42,242167,833+125,5910.000.01+0.01buy
Verition Fund Management LLC0123,553+123,5530.000.08+0.08buy
Quadrature Capital Ltd0121,308+121,3080.000.17+0.17buy
Brookstone Capital Management0113,089+113,0890.000.16+0.16buy
Russell Investments Group, Ltd.392,155505,100+112,9450.030.07+0.04buy
LPL Financial LLC151,659264,279+112,6200.000.01+0.01buy
GEODE CAPITAL MANAGEMENT, LLC9,305,2899,414,518+109,2290.040.07+0.03buy
MERCER GLOBAL ADVISORS INC /ADV14,001121,136+107,1350.000.02+0.02buy
Ceredex Value Advisors LLC468,100574,989+106,8890.641.60+0.96buy
National Pension Service354,348460,182+105,8340.020.04+0.02buy
INTECH INVESTMENT MANAGEMENT LLC10,723115,147+104,4240.010.12+0.12buy
Twin Tree Management, LP63,599167,202+103,6030.100.94+0.83buy
Concentric Capital Strategies, LP0101,834+101,8340.000.58+0.58buy
Jump Financial, LLC0101,067+101,0670.000.18+0.18buy
SeaTown Holdings Pte. Ltd.0100,000+100,0000.006.92+6.92buy
LOS ANGELES CAPITAL MANAGEMENT LLC096,596+96,5960.000.04+0.04buy
PDT Partners, LLC096,400+96,4000.000.73+0.73buy
Caption Management, LLC096,200+96,2000.000.67+0.67buy
Man Group plc094,202+94,2020.000.02+0.02buy
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC093,786+93,7860.000.02+0.02buy
Point72 Asset Management, L.P.835,969929,575+93,6060.130.24+0.12buy
Zweig-DiMenna Associates LLC089,000+89,0000.000.83+0.83buy
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