PEAK6
SNDK

PEAK6’s Sandisk SNDK Stock Holding History

PEAK6’s Portfolio SNDK Stock Details SNDK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$441M Sell
194,000
-20,900
-10% -$29.8M 0.91% 19
2026
Q1 		$137M Buy
214,900
+63,751
+42% +$36M 0.32% 56
2025
Q4 		$35.9M Buy
151,149
+44,200
+41% +$8.85M 0.07% 232
2025
Q3 		$12M Buy
106,949
+51,773
+94% +$3.02M 0.02% 611
2025
Q2 		$2.5M Sell
55,176
-6,072
-10% -$232K ﹤0.01% 1318
2025
Q1 		$2.92M Buy
+61,248
New +$3.04M 0.01% 1212

Other funds holding SNDK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
CS
Clear Street New York $39.5B AUM 124.03% 1-Year Est. Return
SA
Situational Awareness San Francisco, California $20.2B AUM 612.59% 1-Year Est. Return

PEAK6's SNDK Position: Q2 2026 in Review

PEAK6 reduced its Sandisk (SNDK) stake by 100% in Q2 2026, selling an estimated $30.8M and leaving 1 share worth $2.94K. The position accounts for ﹤0.01% of the portfolio, ranked #2578.

PEAK6 first reported a position in SNDK in Q1 2025 and has held it in 6 quarters since. The position peaked at $24.1M in Q3 2025. 1,822 funds tracked by Wall St. Rank hold SNDK as of Q2 2026.

  • PEAK6 held 1 share of Sandisk worth $2.94K as of Q2 2026.
  • PEAK6 sold 21,550 Sandisk shares in Q2 2026, an estimated $30.8M.
  • Sandisk made up ﹤0.01% of PEAK6's portfolio in Q2 2026, its #2578 holding.
  • PEAK6 first reported a position in Sandisk in Q1 2025 and has held it in 6 quarters since.
  • PEAK6's Sandisk position peaked at $24.1M in Q3 2025.
  • 1,822 funds tracked by Wall St. Rank held Sandisk as of Q2 2026.

Based on PEAK6's 13F filing for Q2 2026, filed 13 Aug 2026.