WDC icon

Western Digital

948 hedge funds and large institutions have $41.4B invested in Western Digital in 2025 Q3 according to their latest regulatory filings, with 285 funds opening new positions, 347 increasing their positions, 234 reducing their positions, and 66 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:

28% more funds holding

Funds holding: 743948 (+205)

5.59% less ownership

Funds ownership: 104.58%98.99% (-5.6%)

25% less call options, than puts

Call options by funds: $2.27B | Put options by funds: $3.02B

Holders
948
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
29
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.27B
Puts
$3.02B
Net Calls
Net Calls Change

Top Sellers

1 -$1.15B
2 -$1.02B
3 -$555M
4
UBS Group
UBS Group
Switzerland
-$492M
5
DnB Asset Management
DnB Asset Management
Norway
-$471M
Name Holding Trade Value Shares
Change
Change in
Stake
Optiver Holding
526
Optiver Holding
Netherlands
$834K
Baird Financial Group
527
Baird Financial Group
Wisconsin
$832K
SAM
528
Seelaus Asset Management
New Jersey
$827K
PS
529
Principal Securities
Iowa
$817K
BCM
530
Bayesian Capital Management
New York
$816K
S
531
SignatureFD
Georgia
$816K
MSE
532
MUFG Securities EMEA
United Kingdom
$797K
CPIG
533
Chicago Partners Investment Group
Illinois
$792K
FFM
534
Forum Financial Management
Illinois
$781K
VI
535
Vestcor Inc
New Brunswick, Canada
$774K
PGFC
536
Peapack-Gladstone Financial Corp
New Jersey
$770K
RWM
537
Ritholtz Wealth Management
New York
$766K
GIM
538
Glenmede Investment Management
Pennsylvania
$754K
Belvedere Trading
539
Belvedere Trading
Illinois
$748K
EWA
540
EverSource Wealth Advisors
Alabama
$740K
TE
541
Tema ETFs
New York
$737K
WBC
542
Westpac Banking Corp
Australia
$736K
PL
543
Perpetual Ltd
Australia
$736K
PMG
544
Private Management Group
California
$722K
VT
545
Vise Technologies
New York
$721K
KG
546
Kieckhefer Group
Wisconsin
$720K
PA
547
Profund Advisors
Maryland
$711K
OAM
548
Ostrum Asset Management
France
$687K
CI
549
CX Institutional
Indiana
$687K
PA
550
Parallel Advisors
California
$680K