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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 %
DTL
351
Dynamic Technology Lab
Singapore
$606K +$606K +14,992 New
HighTower Advisors
352
HighTower Advisors
Illinois
$605K -$339K -8,379 -36%
CAPTRUST Financial Advisors
353
CAPTRUST Financial Advisors
North Carolina
$603K -$21.2K -525 -3%
PHS
354
Pekin Hardy Strauss
Illinois
$588K -$120K -2,978 -17%
Capstone Investment Advisors
355
Capstone Investment Advisors
New York
$583K +$474K +11,729 +435%
MC
356
Maverick Capital
Texas
$582K -$24.5M -605,302 -98%
Vontobel Holding
357
Vontobel Holding
Switzerland
$574K -$57.4K -1,419 -9%
Tudor Investment Corp
358
Tudor Investment Corp
Connecticut
$573K +$573K +14,165 New
WAM
359
Wolverine Asset Management
Illinois
$572K -$185K -4,567 -24%
Pathstone Holdings
360
Pathstone Holdings
New Jersey
$564K -$284K -7,009 -33%
CWM
361
Congress Wealth Management
Massachusetts
$563K +$563K +13,931 New
AA
362
Ancora Advisors
Ohio
$558K +$557K +13,770 +34,425%
APWM
363
Argonautica Private Wealth Management
Massachusetts
$551K +$63.5K +1,570 +13%
PFS
364
Prospera Financial Services
Texas
$548K +$548K +13,555 New
Truist Financial
365
Truist Financial
North Carolina
$545K -$88.9K -2,200 -14%
M&T Bank
366
M&T Bank
New York
$540K -$289K -7,143 -35%
SRL
367
Scientech Research LLC
New Jersey
$536K +$536K +13,265 New
I
368
InceptionR
California
$525K +$525K +12,992 New
NW
369
NewEdge Wealth
Pennsylvania
$515K -$1.22M -30,212 -70%
Wealthfront Advisers
370
Wealthfront Advisers
California
$508K -$212K -5,237 -29%
TMAM
371
Tokio Marine Asset Management
Japan
$508K -$79.1K -1,956 -13%
SMTF
372
Sphera Management Technology Funds
Israel
$485K -$157K -3,876 -24%
OAC
373
OMERS Administration Corp
Ontario, Canada
$473K -$255K -6,303 -35%
BBA
374
BLB&B Advisors
Pennsylvania
$473K -$146K -3,610 -24%
OAM
375
Ostrum Asset Management
France
$464K -$166K -4,111 -26%
13 14
15
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