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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 %
Parnassus Investments
26
Parnassus Investments
California
$103M -$56.2M -1,388,988 -35%
Charles Schwab
27
Charles Schwab
California
$95.7M -$31.4M -777,240 -25%
EIM
28
Elliott Investment Management
Florida
$91M -$29.4M -726,750 -24%
Balyasny Asset Management
29
Balyasny Asset Management
Illinois
$90.7M +$90.1M +2,229,332 +16,947%
Bank of New York Mellon
30
Bank of New York Mellon
New York
$87.1M -$29.2M -722,365 -25%
Amundi
31
Amundi
France
$86.4M +$14.3M +418,950 +20%
HSBC Holdings
32
HSBC Holdings
United Kingdom
$79.3M -$6.02M -151,111 -7%
AT
33
AMF Tjänstepension
Sweden
$75.5M -$8.96M -221,693 -11%
SHCM
34
Sachem Head Capital Management
New York
$74.6M -$84.2M -2,081,532 -53%
Squarepoint
35
Squarepoint
New York
$68.1M -$38M -939,852 -36%
BNP Paribas Financial Markets
36
BNP Paribas Financial Markets
France
$68.1M -$3.31M -81,868 -5%
ACP
37
Atalan Capital Partners
New York
$65.1M +$8.93M +220,850 +16%
Royal Bank of Canada
38
Royal Bank of Canada
Ontario, Canada
$63.3M -$19M -470,703 -23%
Allianz Asset Management
39
Allianz Asset Management
Germany
$55.5M -$19.4M -480,072 -26%
Goldman Sachs
40
Goldman Sachs
New York
$51.2M +$12.2M +301,277 +31%
Canada Pension Plan Investment Board
41
Canada Pension Plan Investment Board
Ontario, Canada
$50.9M +$50.9M +1,258,900 New
LSV Asset Management
42
LSV Asset Management
Illinois
$47.6M -$3.79M -93,813 -7%
Primecap Management
43
Primecap Management
California
$45.3M -$16.6M -411,293 -27%
Barclays
44
Barclays
United Kingdom
$45.1M +$4.1M +101,433 +10%
CC
45
Cartenna Capital
Connecticut
$42.5M -$18.1M -446,850 -30%
AG
46
Avala Global
New York
$42.1M -$34.1M -843,217 -45%
Citigroup
47
Citigroup
New York
$41.8M +$12.1M +299,610 +41%
FGP
48
Freestone Grove Partners
California
$40.8M -$21M -520,073 -34%
NL
49
Nuveen LLC
North Carolina
$40.8M +$40.8M +1,008,171 New
Bank of Montreal
50
Bank of Montreal
Ontario, Canada
$40.2M -$10.6M -262,724 -21%
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