Citadel Advisors
SNDK

Citadel Advisors’s Sandisk SNDK Stock Holding History

Citadel Advisors’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 		$11.7B Buy
5,155,949
+2,693,534
+109% +$3.85B 1.34% 10
2026
Q1 		$1.56B Buy
2,462,415
+1,190,070
+94% +$672M 0.25% 57
2025
Q4 		$302M Buy
1,272,345
+141,986
+13% +$28.4M 0.05% 335
2025
Q3 		$127M Buy
1,130,359
+730,151
+182% +$42.6M 0.02% 695
2025
Q2 		$18.1M Sell
400,208
-234,949
-37% -$8.99M ﹤0.01% 2263
2025
Q1 		$30.2M Buy
+635,157
New +$31.5M 0.01% 1586

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

Citadel Advisors's SNDK Position: Q2 2026 in Review

Citadel Advisors reduced its Sandisk (SNDK) stake by 89% in Q2 2026, selling an estimated $771M and leaving 67,432 shares worth $153M. The position accounts for 0.02% of the portfolio, ranked #699.

Citadel Advisors first reported a position in SNDK in Q1 2025 and has held it in 6 quarters since. The position peaked at $386M in Q1 2026. 1,824 funds tracked by Wall St. Rank hold SNDK as of Q2 2026.

  • Citadel Advisors held 67,432 shares of Sandisk worth $153M as of Q2 2026.
  • Citadel Advisors sold 540,365 Sandisk shares in Q2 2026, an estimated $771M.
  • Sandisk made up 0.02% of Citadel Advisors's portfolio in Q2 2026, its #699 holding.
  • Citadel Advisors first reported a position in Sandisk in Q1 2025 and has held it in 6 quarters since.
  • Citadel Advisors's Sandisk position peaked at $386M in Q1 2026.
  • 1,824 funds tracked by Wall St. Rank held Sandisk as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.