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SNDK

Sandisk
SNDK

1,170 hedge funds and large institutions have $70.9B invested in Sandisk in 2026 Q1 according to their latest regulatory filings, with 503 funds opening new positions, 326 increasing their positions, 285 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

927% more first-time investments, than exits

New positions opened: 503 | Existing positions closed: 49

155% more funds holding in top 10

Funds holding in top 10: 31 → 79 (+48)

147% more capital invested

Capital invested by funds: $28.7B → $70.9B (+$42.3B)

60% more funds holding

Funds holding: 733 → 1,170 (+437)

14% more repeat investments, than reductions

Existing positions increased: 326 | Existing positions reduced: 285

12% more call options, than puts

Call options by funds: $11.6B | Put options by funds: $10.4B

6.34% less ownership

Funds ownership: 82.27% → 75.93% (-6.3%)

Holders
1,170
Holders Change
+437
Holders Change %
+59.62%
% of All Funds
14.4%
Holding in Top 10
79
Holding in Top 10 Change
+48
Holding in Top 10 Change %
+154.84%
% of All Funds
0.97%
New
503
Increased
326
Reduced
285
Closed
49
Calls
$11.6B
Puts
$10.4B
Net Calls
+$1.26B
Net Calls Change
+$1.22B

Top Buyers

1
Goldman Sachs
Goldman Sachs
New York
+$782M
2
CS
Clear Street
New York
+$692M
3
Jane Street
Jane Street
New York
+$532M
4
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$493M
5
HF
HRT Financial
New York
+$467M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$4.56B
2
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$520M
3
MAP
Madison Avenue Partners
New York
-$460M
4
EQF
Evergreen Quality Fund
Cayman Islands
-$409M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
-$369M
Name Holding Trade Value Shares
Change 		Change in
Stake
AC
401
AXQ Capital
New Jersey
$3.66M +$1.71M +3,022 +110%
Janney Montgomery Scott
402
Janney Montgomery Scott
Pennsylvania
$3.64M +$1.02M +1,801 +46%
RBC
403
Romano Brothers & Co
Illinois
$3.6M +$15.8K +28 +0.5%
FFA
404
Farther Finance Advisors
California
$3.56M +$1.9M +3,370 +190%
PAMI
405
Perseverance Asset Management International
Cayman Islands
$3.48M +$3.09M +5,479 New
SFA
406
Sequoia Financial Advisors
Ohio
$3.48M +$397K +703 +15%
RFG
407
Range Financial Group
Oregon
$3.47M +$3.09M +5,465 New
BJF
408
Blue Jean Financial
New York
$3.43M +$42.4K +75 +1%
SA
409
Sanctuary Advisors
Indiana
$3.42M +$621K +1,099 +26%
BFM
410
Boothbay Fund Management
New York
$3.41M -$8.04M -14,228 -73%
CL
411
Choreo LLC
Illinois
$3.4M +$425K +752 +16%
BCM
412
Beck Capital Management
Texas
$3.39M +$3.02M +5,342 New
OF
413
Optimize Financial
California
$3.38M +$3M +5,314 New
LCM
414
Laurion Capital Management
New York
$3.36M -$2.05M -3,629 -41%
Aviva
415
Aviva
United Kingdom
$3.33M +$2.96M +5,239 New
LSA
416
Leonteq Securities AG
Switzerland
$3.33M +$2.24M +3,966 +312%
CG
417
Caprock Group
Idaho
$3.29M +$2.93M +5,185 New
KWA
418
Kingswood Wealth Advisors
California
$3.29M +$2.93M +5,183 New
Lido Advisors
419
Lido Advisors
California
$3.28M +$2.08M +3,674 +247%
MYAM
420
Meiji Yasuda Asset Management
Japan
$3.18M +$2.83M +5,002 New
CUAMC
421
China Universal Asset Management Company
China
$3.18M +$734K +1,300 +35%
MIM
422
Monashee Investment Management
Massachusetts
$3.18M +$2.82M +5,000 New
CFM
423
Catalyst Funds Management
Australia
$3.17M +$2.81M +4,983 New
PAMS
424
Pinpoint Asset Management (Singapore)
$3.13M +$2.63M +4,661 +1,714%
CLGM
425
Capitolis Liquid Global Markets
New York
$3.11M -$55.5M -98,192 -95%
15 16
17
18 19

SNDK Hedge Fund Activity: Q1 2026 in Review

1,170 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Sandisk (SNDK) for Q1 2026, worth a combined $70.9B — up 147% from $28.7B a quarter earlier.

Buyers outnumbered sellers: 503 funds opened new SNDK positions and 49 closed out — a net gain of 454 holders — while 326 added to existing stakes and 285 trimmed.

The largest buyer was Goldman Sachs, adding an estimated $782M. The largest seller was Fidelity Investments, cutting an estimated $4.56B.

  • 1,170 institutional investors held Sandisk (SNDK) as of Q1 2026, up from 733 in Q4 2025.
  • Funds reported $70.9B of Sandisk stock for Q1 2026, up 147% quarter-over-quarter.
  • 503 funds opened new Sandisk positions in Q1 2026 and 49 closed out, a net change of +454 holders.
  • The largest Sandisk buyer in Q1 2026 was Goldman Sachs, an estimated $782M added.
  • The largest Sandisk seller in Q1 2026 was Fidelity Investments, an estimated $4.56B sold.

Based on aggregated 13F filings for Q1 2026.