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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
Lazard Asset Management
101
Lazard Asset Management
New York
$20.2M +$15.1M +316,275 New
DC
102
Dendur Capital
New York
$19.8M -$25.2M -530,000 -63%
QCM
103
Quantinno Capital Management
New York
$19.6M +$1.92M +40,433 +15%
VOYA Investment Management
104
VOYA Investment Management
Georgia
$18.4M +$8.94M +187,736 +189%
SFI
105
Susquehanna Fundamental Investments
Pennsylvania
$17.7M
Korea Investment Corp
106
Korea Investment Corp
South Korea
$17.7M +$3.67M +77,111 +39%
DB
107
Danske Bank
Denmark
$17.7M +$5.9M +123,824 +81%
Adage Capital Partners
108
Adage Capital Partners
Massachusetts
$17.2M +$1.29M +27,100 +11%
MAM
109
Melqart Asset Management
United Kingdom
$17.2M +$3.24M +68,076 +34%
Aviva
110
Aviva
United Kingdom
$17M +$1.09M +22,906 +9%
TCA
111
Troluce Capital Advisors
Puerto Rico
$16.3M -$21.7M -456,600 -64%
New York State Teachers Retirement System (NYSTRS)
112
New York State Teachers Retirement System (NYSTRS)
New York
$15.8M +$3.9K +82 +0%
Canada Life
113
Canada Life
Manitoba, Canada
$15.8M -$6.1M -128,069 -34%
National Bank of Canada
114
National Bank of Canada
Quebec, Canada
$15.6M -$1.02M -21,337 -8%
PAMP
115
Polar Asset Management Partners
Ontario, Canada
$15.6M -$6.2M -130,223 -35%
DekaBank Deutsche Girozentrale
116
DekaBank Deutsche Girozentrale
Germany
$15.2M +$257K +5,405 +2%
CGH
117
Crossmark Global Holdings
Texas
$15.1M -$329K -6,907 -3%
AG
118
Avala Global
New York
$15.1M -$38.4M -805,700 -77%
Prudential Financial
119
Prudential Financial
New Jersey
$14.8M +$2.28M +47,961 +26%
Aberdeen Group
120
Aberdeen Group
United Kingdom
$14.7M +$489K +10,280 +5%
Natixis Advisors
121
Natixis Advisors
Massachusetts
$14.7M +$7.65M +160,662 +234%
Swedbank
122
Swedbank
Sweden
$14.5M +$1.12M +23,519 +12%
Raymond James Financial
123
Raymond James Financial
Florida
$14M +$5.28M +110,894 +103%
N
124
Natixis
France
$13.7M +$2.18M +45,809 +27%
KBC Group
125
KBC Group
Belgium
$13.6M -$3.64M -76,529 -26%

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.