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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

248% more first-time investments, than exits

New positions opened: 358 | Existing positions closed: 103

53% more capital invested

Capital invested by funds: $57.5B → $88B (+$30.5B)

33% more funds holding in top 10

Funds holding in top 10: 2736 (+9)

20% more funds holding

Funds holding: 1,1701,406 (+236)

8% less repeat investments, than reductions

Existing positions increased: 446 | Existing positions reduced: 485

1.15% less ownership

Funds ownership: 97.78%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
+236
Holders Change %
+20.17%
% of All Funds
17.32%
Holding in Top 10
36
Holding in Top 10 Change
+9
Holding in Top 10 Change %
+33.33%
% of All Funds
0.44%
New
358
Increased
446
Reduced
485
Closed
103
Calls
$3.31B
Puts
$7.05B
Net Calls
-$3.74B
Net Calls Change
-$1.49B
Name Holding Trade Value Shares
Change
Change in
Stake
NWS
1401
Nvest Wealth Strategies
Ohio
$1.08K +$1.04K +4 New
T
1402
Tidemark
California
$1.08K +$1.04K +4 New
TFA
1403
Toth Financial Advisory
Virginia
$1.08K +$1.04K +4 New
CFG
1404
CKW Financial Group
Hawaii
$1K
DCM
1405
Davis Capital Management
Florida
$811
AIM
1406
Arcadia Investment Management
Michigan
$541
Norges Bank
1407
Norges Bank
Norway
-$789M -4,578,446 Closed
WHCM
1408
Wolf Hill Capital Management
Connecticut
-$102M -590,395 Closed
SPC
1409
Slate Path Capital
New York
-$55.3M -321,278 Closed
FAF
1410
Första AP-fonden
Sweden
-$29.2M -169,300 Closed
6CM
1411
683 Capital Management
New York
-$24.7M -143,300 Closed
AT
1412
Arbejdsmarkedets Tillaegspension
-$23.6M -137,189 Closed
Skandinaviska Enskilda Banken (SEB)
1413
Skandinaviska Enskilda Banken (SEB)
Sweden
-$21.6M -125,300 Closed
CCM
1414
CloudAlpha Capital Management
Hong Kong
-$20.9M -121,259 Closed
SFI
1415
Susquehanna Fundamental Investments
Pennsylvania
-$18.2M -105,654 Closed
MCP
1416
Meridiem Capital Partners
Texas
-$15.1M -87,524 Closed
ZDA
1417
Zweig-DiMenna Associates
New York
-$14.3M -83,138 Closed
Two Sigma Advisers
1418
Two Sigma Advisers
New York
-$13.1M -76,200 Closed
Group One Trading
1419
Group One Trading
Illinois
-$18M -68,783 Closed
WAM
1420
Weiss Asset Management
Massachusetts
-$10.4M -60,510 Closed
GCM
1421
Gunderson Capital Management
South Carolina
-$7.72M -44,801 Closed
CC
1422
Clearline Capital
New York
-$5.89M -34,215 Closed
CCM
1423
Cinctive Capital Management
New York
-$5.53M -32,099 Closed
SI
1424
Sora Investors
Pennsylvania
-$5.23M -30,349 Closed
KCM
1425
Kingdon Capital Management
New York
-$5.17M -30,000 Closed