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Western Digital

748 hedge funds and large institutions have $23.4B invested in Western Digital in 2025 Q2 according to their latest regulatory filings, with 178 funds opening new positions, 285 increasing their positions, 210 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

112% more first-time investments, than exits

New positions opened: 178 | Existing positions closed: 84

62% more capital invested

Capital invested by funds: $14.4B → $23.4B (+$8.94B)

36% more repeat investments, than reductions

Existing positions increased: 285 | Existing positions reduced: 210

17% more funds holding in top 10

Funds holding in top 10: 1821 (+3)

13% more funds holding

Funds holding: 662748 (+86)

1.97% more ownership

Funds ownership: 102.7%104.67% (+2%)

4% more call options, than puts

Call options by funds: $945M | Put options by funds: $906M

Holders
748
Holders Change
+86
Holders Change %
+12.99%
% of All Funds
9.85%
Holding in Top 10
21
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+16.67%
% of All Funds
0.28%
New
178
Increased
285
Reduced
210
Closed
84
Calls
$945M
Puts
$906M
Net Calls
+$38.7M
Net Calls Change
-$479M
Name Holding Trade Value Shares
Change
Change in
Stake
UIM
776
USS Investment Management
United Kingdom
-$2.41M -59,641 Closed
KPF
777
K2 Principal Fund
Ontario, Canada
-$2.4M -59,279 Closed
FFM
778
FengHe Fund Management
Singapore
-$2.34M -57,900 Closed
Wolverine Trading
779
Wolverine Trading
Illinois
-$2.28M -47,906 Closed
CM
780
Caption Management
Oklahoma
-$1.95M -41,000 Closed
ACM
781
Aquatic Capital Management
Illinois
-$1.62M -40,021 Closed
AIMCA
782
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
-$1.54M -38,179 Closed
BCA
783
Burren Capital Advisors
Gibraltar
-$1.23M -30,360 Closed
GGI
784
Galaxy Group Investments
New York
-$1.21M -30,000 Closed
OGC
785
One68 Global Capital
New York
-$1.05M -26,000 Closed
MC
786
Machina Capital
France
-$898K -22,211 Closed
OAM
787
Oxford Asset Management
United Kingdom
-$785K -19,409 Closed
AC
788
Allstate Corporation
Illinois
-$775K -19,170 Closed
BBP
789
Banco BTG Pactual
Brazil
-$744K -18,405 Closed
CWM
790
Circle Wealth Management
New Jersey
-$680K -16,809 Closed
AWS
791
Atria Wealth Solutions
New York
-$675K -16,695 Closed
PAM
792
Paradigm Asset Management
New York
-$667K -16,500 Closed
GCP
793
Garda Capital Partners
Minnesota
-$779K -16,360 Closed
PEAK6
794
PEAK6
Illinois
-$742K -15,576 Closed
DTL
795
Dynamic Technology Lab
Singapore
-$606K -14,992 Closed
PHS
796
Pekin Hardy Strauss
Illinois
-$588K -14,536 Closed
Capstone Investment Advisors
797
Capstone Investment Advisors
New York
-$687K -14,427 Closed
MC
798
Maverick Capital
Texas
-$582K -14,383 Closed
Tudor Investment Corp
799
Tudor Investment Corp
Connecticut
-$674K -14,165 Closed
SRL
800
Scientech Research LLC
New Jersey
-$536K -13,265 Closed

WDC Hedge Fund Activity: Q2 2025 in Review

748 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Western Digital (WDC) for Q2 2025, worth a combined $23.4B — up 62% from $14.4B a quarter earlier.

Buyers outnumbered sellers: 178 funds opened new WDC positions and 84 closed out — a net gain of 94 holders — while 285 added to existing stakes and 210 trimmed.

The largest buyer was Bank of America, adding an estimated $364M. The largest seller was JP Morgan Chase, cutting an estimated $409M.

  • 748 institutional investors held Western Digital (WDC) as of Q2 2025, up from 662 in Q1 2025.
  • Funds reported $23.4B of Western Digital stock for Q2 2025, up 62% quarter-over-quarter.
  • 178 funds opened new Western Digital positions in Q2 2025 and 84 closed out, a net change of +94 holders.
  • The largest Western Digital buyer in Q2 2025 was Bank of America, an estimated $364M added.
  • The largest Western Digital seller in Q2 2025 was JP Morgan Chase, an estimated $409M sold.

Based on aggregated 13F filings for Q2 2025.