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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 %
TAF
301
Tredje AP-fonden
Sweden
$1.02M -$330K -8,160 -24%
EGM
302
Engineers Gate Manager
New York
$1.01M -$5.89M -145,803 -85%
CS
303
Candriam SCA
Luxembourg
$997K -$570K -14,095 -36%
Schroder Investment Management Group
304
Schroder Investment Management Group
United Kingdom
$988K -$770K -19,051 -44%
BMSSC
305
B. Metzler seel. Sohn & Co
Germany
$973K -$318K -7,866 -25%
American Century Companies
306
American Century Companies
Missouri
$971K +$634K +15,690 +188%
SW
307
SteelPeak Wealth
California
$969K +$602K +14,881 +164%
OSAM
308
O'Shaughnessy Asset Management
Connecticut
$963K -$358K -8,856 -27%
KRS
309
Kentucky Retirement Systems
Kentucky
$954K -$247K -6,099 -21%
Franklin Resources
310
Franklin Resources
California
$927K -$174K -4,303 -16%
JSSH
311
J. Safra Sarasin Holding
$900K -$345K -8,523 -28%
MC
312
Machina Capital
France
$898K +$898K +22,211 New
Lido Advisors
313
Lido Advisors
California
$859K -$621K -15,365 -42%
HIMCH
314
Hartford Investment Management Co (HIMCO)
Connecticut
$857K -$289K -7,140 -25%
RBC
315
Romano Brothers & Co
Illinois
$844K -$299K -7,406 -26%
NIM
316
NEOS Investment Management
Connecticut
$818K -$63.2K -1,564 -7%
SM
317
Sciencast Management
New Jersey
$813K +$813K +20,114 New
MGP
318
Metis Global Partners
California
$805K -$109K -2,693 -12%
GIBU
319
Gulf International Bank (UK)
United Kingdom
$796K -$544K -13,471 -41%
William Blair & Company
320
William Blair & Company
Illinois
$789K -$234K -5,778 -23%
LOAMS
321
Lombard Odier Asset Management (Switzerland)
Switzerland
$788K -$86.3K -2,135 -10%
BCV
322
Banque Cantonale Vaudoise
Switzerland
$788K +$788K +19,485 New
OAM
323
Oxford Asset Management
United Kingdom
$785K +$785K +19,409 New
AC
324
Allstate Corporation
Illinois
$775K +$227K +5,621 +41%
LSERS
325
Louisiana State Employees Retirement System
Louisiana
$756K -$239K -5,908 -24%
11 12
13
14 15