Jim Simons
SNDK icon

Jim Simons’s Sandisk SNDK Stock Holding History

Jim Simons’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 		$11.3M Sell
4,980
-794,588
-99% -$1.13B 0.02% 990
2026
Q1 		$508M Sell
799,568
-409,432
-34% -$231M 0.79% 9
2025
Q4 		$287M Buy
1,209,000
+373,800
+45% +$74.9M 0.45% 31
2025
Q3 		$93.7M Buy
835,200
+422,100
+102% +$24.6M 0.12% 176
2025
Q2 		$18.7M Buy
+413,100
New +$15.8M 0.02% 742

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 $3.38T AUM 44.17% 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
Clear Street
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

Jim Simons's SNDK Position: Q2 2026 in Review

Jim Simons reduced its Sandisk (SNDK) stake by 99% in Q2 2026, selling an estimated $1.13B and leaving 4,980 shares worth $11.3M. The position accounts for 0.02% of the portfolio, ranked #990.

Jim Simons first reported a position in SNDK in Q2 2025 and has held it in 5 quarters since. The position peaked at $508M in Q1 2026. 1,828 funds tracked by Wall St. Rank hold SNDK as of Q2 2026.

  • Jim Simons held 4,980 shares of Sandisk worth $11.3M as of Q2 2026.
  • Jim Simons sold 794,588 Sandisk shares in Q2 2026, an estimated $1.13B.
  • Sandisk made up 0.02% of Jim Simons's portfolio in Q2 2026, its #990 holding.
  • Jim Simons first reported a position in Sandisk in Q2 2025 and has held it in 5 quarters since.
  • Jim Simons's Sandisk position peaked at $508M in Q1 2026.
  • 1,828 funds tracked by Wall St. Rank held Sandisk as of Q2 2026.

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