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Western Digital
WDC

Overview Fund Activity

650 hedge funds and large institutions have $14.2B invested in Western Digital in 2025 Q1 according to their latest regulatory filings, with 97 funds opening new positions, 109 increasing their positions, 444 reducing their positions, and 140 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
650
Holders Change
-51
Holders Change %
-7.28%
% of All Funds
8.83%
Holding in Top 10
16
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-15.79%
% of All Funds
0.22%
New
97
Increased
109
Reduced
444
Closed
140
Calls
$953M
Puts
$437M
Net Calls
+$517M
Net Calls Change
-$188M

Top Buyers

1
UBS Group
UBS Group
Switzerland
+$258M
2
Fidelity International
Fidelity International
Bermuda
+$188M
3
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$90.1M
4
Alyeska Investment Group
Alyeska Investment Group
Illinois
+$86.4M
5
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board
Ontario, Canada
+$50.9M

Top Sellers

1
Vanguard Group
Vanguard Group
Pennsylvania
-$535M
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$446M
3
BlackRock
BlackRock
New York
-$299M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
-$261M
5
State Street
State Street
Massachusetts
-$189M
Name Holding Trade Value Shares
Change 		Shares
Change %
PCM
226
Prelude Capital Management
New York
$2.48M +$985K +24,363 +66%
QT
227
Quantbot Technologies
New York
$2.43M +$2.43M +60,116 New
AAIM
228
American Assets Investment Management
California
$2.43M -$784K -19,380 -24%
UIM
229
USS Investment Management
United Kingdom
$2.41M -$779K -19,264 -24%
II
230
IFM Investors
Australia
$2.41M -$779K -19,257 -24%
KPF
231
K2 Principal Fund
Ontario, Canada
$2.4M +$2.4M +59,279 New
FFM
232
FengHe Fund Management
Singapore
$2.34M +$2.34M +57,900 New
URS
233
Utah Retirement Systems
Utah
$2.32M -$749K -18,529 -24%
X
234
Xponance
Pennsylvania
$2.29M -$700K -17,310 -23%
Daiwa Securities Group
235
Daiwa Securities Group
Japan
$2.22M -$519K -12,842 -19%
TI
236
Tidal Investments
Wisconsin
$2.2M +$156K +3,857 +8%
Public Sector Pension Investment Board (PSP Investments)
237
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$2.19M -$485K -11,997 -18%
NYLIM
238
New York Life Investment Management
New York
$2.11M -$661K -16,354 -24%
CIBC Asset Management
239
CIBC Asset Management
Ontario, Canada
$2.09M -$694K -17,155 -25%
ECM
240
Eisler Capital Management
United Kingdom
$2.06M +$1.05M +25,863 +103%
Teacher Retirement System of Texas
241
Teacher Retirement System of Texas
Texas
$2.04M +$2.04M +50,541 New
PFSRSONJ
242
Police & Firemen's Retirement System of New Jersey
New Jersey
$2.04M -$658K -16,277 -24%
PCMH
243
Polymer Capital Management (HK)
Hong Kong
$1.96M +$137K +3,387 +8%
HS
244
HighVista Strategies
Massachusetts
$1.95M +$562K +13,902 +40%
Wolverine Trading
245
Wolverine Trading
Illinois
$1.95M -$1.05M -25,730 -35%
FDCDDQ
246
Federation des caisses Desjardins du Quebec
Quebec, Canada
$1.94M -$895K -22,139 -32%
YCM
247
Yousif Capital Management
Michigan
$1.88M -$614K -15,190 -25%
Janus Henderson Group
248
Janus Henderson Group
United Kingdom
$1.86M -$1.99M -48,918 -52%
BNP Paribas Asset Management
249
BNP Paribas Asset Management
France
$1.85M +$397K +9,831 +27%
Creative Planning
250
Creative Planning
Kansas
$1.85M -$389K -9,612 -17%
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