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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
ECM
376
Element Capital Management
New York
$4.45M +$3.95M +7,000 New
KM
377
KP Management
Minnesota
$4.45M +$3.95M +7,000 New
ZIM
378
Zacks Investment Management
Illinois
$4.41M +$3.92M +6,939 New
PCM
379
Prelude Capital Management
New York
$4.35M -$5.64M -9,979 -59%
ACMH
380
Andar Capital Management (HK)
Hong Kong
$4.32M +$3.84M +6,800 New
PFM
381
Patton Fund Management
Texas
$4.26M +$3.17M +5,617 +518%
SI
382
Sava Infond
Slovenia
$4.26M +$3.78M +6,700 New
William Blair & Company
383
William Blair & Company
Illinois
$4.26M +$798K +1,412 +27%
IWC
384
Integrated Wealth Concepts
Massachusetts
$4.21M +$1.06M +1,882 +40%
Los Angeles Capital Management
385
Los Angeles Capital Management
California
$4.16M +$3.35M +5,932 +972%
JAM
386
JW Asset Management
Florida
$4.13M +$3.67M +6,500 New
IFG
387
Independent Financial Group
California
$4.12M +$662K +1,172 +22%
NMERB
388
New Mexico Educational Retirement Board
New Mexico
$4.07M – – –
Belvedere Trading
389
Belvedere Trading
Illinois
$4.02M -$11.8M -20,819 -77%
ACA
390
Aptus Capital Advisors
Alabama
$4.01M +$3.56M +6,306 New
SH
391
SeaTown Holdings
Singapore
$4M +$3.56M +6,300 New
MCM
392
Mitchell Capital Management
Kansas
$4M +$3.55M +6,289 New
CCM
393
Capstone Capital Management
$3.98M +$3.54M +6,261 New
HP
394
Havemeyer Place
Connecticut
$3.94M +$3.5M +6,196 New
Commonwealth Equity Services
395
Commonwealth Equity Services
Massachusetts
$3.91M +$1.57M +2,780 +82%
WAM
396
Weiss Asset Management
Massachusetts
$3.85M +$3.42M +6,060 New
LA
397
LBP AM
France
$3.79M -$1.56M -2,759 -32%
GCM
398
Goldstream Capital Management
Hong Kong
$3.74M -$352K -624 -10%
AC
399
Armistice Capital
New York
$3.72M +$2.74M +4,853 +487%
Stifel Financial
400
Stifel Financial
Missouri
$3.69M +$1.2M +2,120 +57%
14 15
16
17 18

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.