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Western Digital

739 hedge funds and large institutions have $23.3B invested in Western Digital in 2025 Q2 according to their latest regulatory filings, with 179 funds opening new positions, 282 increasing their positions, 207 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

14% more funds holding

Funds holding: 650739 (+89)

3.38% more ownership

Funds ownership: 101.08%104.46% (+3.4%)

4% more call options, than puts

Call options by funds: $945M | Put options by funds: $904M

Holders
739
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
20
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$945M
Puts
$904M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Swiss National Bank
51
Swiss National Bank
Switzerland
$67M
CLGM
52
Capitolis Liquid Global Markets
New York
$64M
Barclays
53
Barclays
United Kingdom
$62.9M
First Trust Advisors
54
First Trust Advisors
Illinois
$59.9M
Alyeska Investment Group
55
Alyeska Investment Group
Illinois
$58.1M
Westfield Capital Management
56
Westfield Capital Management
Massachusetts
$55.2M
AIM
57
Artemis Investment Management
United Kingdom
$54.8M
Point72 Asset Management
58
Point72 Asset Management
Connecticut
$53.5M
MP
59
Mangrove Partners
Connecticut
$52.7M
SG Americas Securities
60
SG Americas Securities
New York
$51.5M
Sumitomo Mitsui Trust Group
61
Sumitomo Mitsui Trust Group
Japan
$51.2M
Allianz Asset Management
62
Allianz Asset Management
Germany
$48.9M
CHP
63
Castle Hook Partners
New York
$45.6M
Victory Capital Management
64
Victory Capital Management
Texas
$44.8M
PWAM
65
Park West Asset Management
California
$44.8M
RhumbLine Advisers
66
RhumbLine Advisers
Massachusetts
$43.5M
APC
67
Alta Park Capital
California
$42.5M
Mitsubishi UFJ Asset Management
68
Mitsubishi UFJ Asset Management
Japan
$42.2M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
69
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$41.1M
GCM
70
Glenview Capital Management
New York
$38.4M
Principal Financial Group
71
Principal Financial Group
Iowa
$35.3M
California Public Employees Retirement System
72
California Public Employees Retirement System
California
$35M
DRZID
73
DePrince Race & Zollo Inc (DRZ)
Florida
$34.8M
SSA
74
Schonfeld Strategic Advisors
New York
$34.5M
Bank of Montreal
75
Bank of Montreal
Ontario, Canada
$34.4M