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Sandisk
SNDK

1,827 hedge funds and large institutions have $248B invested in Sandisk in 2026 Q2 according to their latest regulatory filings, with 747 funds opening new positions, 528 increasing their positions, 466 reducing their positions, and 92 closing their positions.

New
Increased
Maintained
Reduced
Closed

712% more first-time investments, than exits

New positions opened: 747 | Existing positions closed: 92

55% more funds holding

Funds holding: 1,181 → 1,827 (+646)

52% more funds holding in top 10

Funds holding in top 10: 79 → 120 (+41)

13% more repeat investments, than reductions

Existing positions increased: 528 | Existing positions reduced: 466

5% less capital inflows, than outflows

Capital inflows: $34.5B | Capital outflows: $36.2B

1.71% less ownership

Funds ownership: 75.96% → 74.25% (-1.7%)

39% less call options, than puts

Call options by funds: $51.8B | Put options by funds: $85.1B

Holders
1,827
Holders Change
+646
Holders Change %
+54.7%
% of All Funds
21.87%
Holding in Top 10
120
Holding in Top 10 Change
+41
Holding in Top 10 Change %
+51.9%
% of All Funds
1.44%
New
747
Increased
528
Reduced
466
Closed
92
Calls
$51.8B
Puts
$85.1B
Net Calls
-$33.4B
Net Calls Change
-$34.6B

Top Buyers

Rank Fund Capital Flow
1
Invesco
Invesco
Georgia
+$6.35B
2
JP Morgan Chase
JP Morgan Chase
New York
+$3.59B
3
Clear Street
Clear Street
New York
+$2.51B
4
SA
Situational Awareness
California
+$1.93B
5
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
+$888M

Top Sellers

Rank Fund Capital Flow
1
Fidelity Investments
Fidelity Investments
Massachusetts
-$7.89B
2
Renaissance Technologies
Renaissance Technologies
New York
-$1.13B
3
Millennium Management
Millennium Management
New York
-$1.11B
4
HRT Financial
HRT Financial
New York
-$1.1B
5
AC
Anther Capital
-$1.1B

SNDK Hedge Fund Activity: Q2 2026 in Review

1,827 of the 8,355 institutional investors tracked by Wall St. Rank reported a position in Sandisk (SNDK) for Q2 2026, worth a combined $248B — up 250% from $70.9B a quarter earlier.

Buyers outnumbered sellers: 747 funds opened new SNDK positions and 92 closed out — a net gain of 655 holders — while 528 added to existing stakes and 466 trimmed.

The largest buyer was Invesco, adding an estimated $6.35B. The largest seller was Fidelity Investments, cutting an estimated $7.89B.

  • 1,827 institutional investors held Sandisk (SNDK) as of Q2 2026, up from 1,181 in Q1 2026.
  • Funds reported $248B of Sandisk stock for Q2 2026, up 250% quarter-over-quarter.
  • 747 funds opened new Sandisk positions in Q2 2026 and 92 closed out, a net change of +655 holders.
  • The largest Sandisk buyer in Q2 2026 was Invesco, an estimated $6.35B added.
  • The largest Sandisk seller in Q2 2026 was Fidelity Investments, an estimated $7.89B sold.

Based on aggregated 13F filings for Q2 2026.