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Western Digital
WDC

Overview Fund Activity

735 hedge funds and large institutions have $23.3B invested in Western Digital in 2025 Q2 according to their latest regulatory filings, with 180 funds opening new positions, 279 increasing their positions, 205 reducing their positions, and 81 closing their positions.

Holders
735
Holders Change
+84
Holders Change %
+12.9%
% of All Funds
9.87%
Holding in Top 10
20
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+25%
% of All Funds
0.27%
New
180
Increased
279
Reduced
205
Closed
81
Calls
$781M
Puts
$812M
Net Calls
-$31.1M
Net Calls Change
-$548M

Top Buyers

1
Bank of America
1
Bank of America
North Carolina
$1.66B
2
BlackRock
2
BlackRock
New York
$2.24B
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$2.06B
4
Norges Bank
4
Norges Bank
Norway
$221M
5
SCP
5
Soroban Capital Partners
New York
$196M

Top Sellers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$724M
2
UBS Group
2
UBS Group
Switzerland
$731M
3
Alyeska Investment Group
3
Alyeska Investment Group
Illinois
$58.1M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$226M
5
SPC
5
Slate Path Capital
New York
$386M
Name Market Value Shares Shares
Change 		Shares
Change %
Swiss National Bank
51
Swiss National Bank
Switzerland
$67M 1,046,507 +71,600 +7%
CLGM
52
Capitolis Liquid Global Markets
New York
$64M 1,000,000 +1,000,000 New
Barclays
53
Barclays
United Kingdom
$62.9M 983,242 -132,458 -12%
First Trust Advisors
54
First Trust Advisors
Illinois
$59.9M 936,313 +722,702 +338%
Alyeska Investment Group
55
Alyeska Investment Group
Illinois
$58.1M 907,898 -4,121,461 -82%
Westfield Capital Management
56
Westfield Capital Management
Massachusetts
$55.2M 862,236 -13,507 -2%
AIM
57
Artemis Investment Management
United Kingdom
$54.8M 855,948 +20,635 +2%
Point72 Asset Management
58
Point72 Asset Management
Connecticut
$53.5M 835,969 +835,969 New
MP
59
Mangrove Partners
Connecticut
$52.7M 824,256 +824,256 New
SG Americas Securities
60
SG Americas Securities
New York
$51.5M 804,582 +610,527 +315%
Sumitomo Mitsui Trust Group
61
Sumitomo Mitsui Trust Group
Japan
$51.2M 800,127 +20,458 +3%
Allianz Asset Management
62
Allianz Asset Management
Germany
$48.9M 763,568 -609,400 -44%
CHP
63
Castle Hook Partners
New York
$45.6M 712,683 +712,683 New
Victory Capital Management
64
Victory Capital Management
Texas
$44.8M 700,560 +574,680 +457%
PWAM
65
Park West Asset Management
California
$44.8M 700,000 -150,000 -18%
RhumbLine Advisers
66
RhumbLine Advisers
Massachusetts
$43.5M 680,301 +5,427 +0.8%
APC
67
Alta Park Capital
California
$42.5M 663,749 +663,749 New
Mitsubishi UFJ Asset Management
68
Mitsubishi UFJ Asset Management
Japan
$42.2M 659,524 +38,294 +6%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
69
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$41.1M 641,717 +384,270 +149%
GCM
70
Glenview Capital Management
New York
$38.4M 600,570 -185,865 -24%
Principal Financial Group
71
Principal Financial Group
Iowa
$35.3M 551,409 +159,749 +41%
California Public Employees Retirement System
72
California Public Employees Retirement System
California
$35M 546,613 +158,823 +41%
DRZID
73
DePrince Race & Zollo Inc (DRZ)
Florida
$34.8M 543,243 -78,448 -13%
SSA
74
Schonfeld Strategic Advisors
New York
$34.5M 538,567 +499,364 +1,274%
Bank of Montreal
75
Bank of Montreal
Ontario, Canada
$34.4M 536,980 -457,277 -46%
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