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Western Digital

1,406 hedge funds and large institutions have $88B invested in Western Digital in 2026 Q1 according to their latest regulatory filings, with 358 funds opening new positions, 446 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:

8% less repeat investments, than reductions

Existing positions increased: 446 | Existing positions reduced: 485

1.15% less ownership

Funds ownership: 97.79%96.63% (-1.2%)

53% less call options, than puts

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

Holders
1,406
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
BMSSC
251
B. Metzler seel. Sohn & Co
Germany
$19M
GFM
252
GF Fund Management
China
$19M
AB
253
Amalgamated Bank
New York
$18.7M
PNC Financial Services Group
254
PNC Financial Services Group
Pennsylvania
$18.7M
LFM
255
LGT Fund Management
Liechtenstein
$18.6M
Osaic Holdings
256
Osaic Holdings
Arizona
$18.5M
Parallax Volatility Advisers
257
Parallax Volatility Advisers
California
$18.5M
EGM
258
Engineers Gate Manager
New York
$18.4M
IMPI
259
Ilmarinen Mutual Pension Insurance
Finland
$18.1M
OIAM
260
OFI Invest Asset Management
France
$17.8M
QCM
261
QRG Capital Management
Illinois
$17.8M
HFM
262
Harvest Fund Management
China
$17.7M
RIM
263
Rakuten Investment Management
Japan
$17.7M
SOADOR
264
State of Alaska Department of Revenue
Alaska
$17.6M
MAM
265
Melqart Asset Management
United Kingdom
$17.4M
Corient Private Wealth
266
Corient Private Wealth
Florida
$17.3M
X
267
Xponance
Pennsylvania
$17.3M
VPIM
268
Vanguard Personalized Indexing Management
California
$17.1M
SG
269
Sienna Gestion
France
$17.1M
VA
270
Vident Advisory
Georgia
$16.6M
CD
271
Chapin Davis
Maryland
$16.5M
AAIM
272
American Assets Investment Management
California
$16.2M
TCM
273
Tyro Capital Management
Florida
$16.1M
UM
274
UniSuper Management
Australia
$16M
IMCOOI
275
Investment Management Corp of Ontario (IMCO)
Canada
$16M