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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
GCM
501
Genus Capital Management
British Columbia, Canada
$3.25M
OCAI
502
O'Connor Alternative Investments
New York
$3.25M
APWM
503
Argonautica Private Wealth Management
Massachusetts
$3.2M
EOJOAM
504
E. Ohman J:or Asset Management
Sweden
$3.18M
ECM
505
Everence Capital Management
Indiana
$3.17M
CIA
506
Concurrent Investment Advisors
Florida
$3.16M
EIA
507
Emerald Investment Advisers
Pennsylvania
$3.12M
MYAM
508
Meiji Yasuda Asset Management
Japan
$3.12M
LFAS
509
Level Four Advisory Services
Texas
$3.1M
MAS
510
Meeder Advisory Services
Ohio
$3.1M
OF
511
Optimize Financial
California
$3.09M
CLOS
512
Compagnie Lombard Odier SCmA
Switzerland
$3.08M
HCM
513
Highview Capital Management
Illinois
$3.01M
AF
514
Alerus Financial
North Dakota
$3M
PIMJS
515
PKO Investment Management Joint-Stock
Poland
$2.98M
MUAMU
516
Mitsubishi UFJ Asset Management (UK)
United Kingdom
$2.98M
PFM
517
Patton Fund Management
Texas
$2.96M
EF
518
Empirical Finance
Pennsylvania
$2.95M
CAG
519
Crestwood Advisors Group
Massachusetts
$2.95M
FSWA
520
Financial Synergies Wealth Advisors
Texas
$2.94M
NMIMC
521
Northwestern Mutual Investment Management Company
Wisconsin
$2.93M
HI
522
Horizon Investments
North Carolina
$2.91M
IAA
523
Independent Advisor Alliance
North Carolina
$2.91M
CPCPP
524
Canada Post Corporation Pension Plan
Canada
$2.85M
RBA
525
Richard Bernstein Advisors
New York
$2.83M