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Western Digital

1,400 hedge funds and large institutions have $88B invested in Western Digital in 2026 Q1 according to their latest regulatory filings, with 357 funds opening new positions, 442 increasing their positions, 485 reducing their positions, and 103 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 funds holding in top 10

Funds holding in top 10:

more funds holding

Funds holding:

9% less repeat investments, than reductions

Existing positions increased: 442 | Existing positions reduced: 485

1.19% less ownership

Funds ownership: 97.77%96.58% (-1.2%)

53% less call options, than puts

Call options by funds: $3.31B | Put options by funds: $7.05B

Holders
1,400
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
36
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.31B
Puts
$7.05B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
ECSS
201
Eurizon Capital SGR SpA
$29.7M
ACA
202
Apis Capital Advisors
New York
$29.6M
BAMF
203
BI Asset Management Fondsmaeglerselskab
Denmark
$28.8M
RAM
204
Resona Asset Management
Japan
$28.8M
Allianz Asset Management
205
Allianz Asset Management
Germany
$28.7M
GIA
206
Gateway Investment Advisers
Ohio
$28.7M
Fidelity International
207
Fidelity International
Bermuda
$28.1M
SOMRS
208
State of Michigan Retirement System
Michigan
$27.8M
Nisa Investment Advisors
209
Nisa Investment Advisors
Missouri
$27.4M
Capital Fund Management (CFM)
210
Capital Fund Management (CFM)
France
$27.2M
Zurich Cantonal Bank
211
Zurich Cantonal Bank
Switzerland
$26.4M
NAM
212
Nissay Asset Management
Japan
$26.3M
NNPTE
213
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne
Poland
$26.2M
PAM
214
Panagora Asset Management
Massachusetts
$26.2M
SAM
215
SEB Asset Management
$25.8M
Wealth Enhancement Advisory Services
216
Wealth Enhancement Advisory Services
Minnesota
$25.6M
US Bancorp
217
US Bancorp
Minnesota
$25.4M
ASRS
218
Arizona State Retirement System
Arizona
$25.3M
CNB
219
Czech National Bank
Czech Republic
$25M
TI
220
Tidal Investments
Wisconsin
$24.6M
Daiwa Securities Group
221
Daiwa Securities Group
Japan
$24.5M
US
222
UNICOM Systems
Nevada
$24.5M
SLAM
223
Swiss Life Asset Management
$24.3M
GC
224
Guggenheim Capital
Illinois
$24.2M
FAF
225
Fjarde Ap-fonden
Sweden
$24.2M