XT
SNDK

XTX Topco’s Sandisk SNDK Stock Holding History

XTX Topco’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
Q1 		$1.59M Sell
2,497
-1,966
-44% -$1.11M 0.03% 1031
2025
Q4 		$1.06M Sell
4,463
-35,356
-89% -$7.08M 0.03% 989
2025
Q3 		$4.47M Sell
39,819
-2,881
-7% -$168K 0.23% 45
2025
Q2 		$1.94M Buy
42,700
+36,437
+582% +$1.39M 0.08% 351
2025
Q1 		$298K Buy
+6,263
New +$311K 0.02% 1413

Other funds holding SNDK

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return

XTX Topco's SNDK Position: Q1 2026 in Review

XTX Topco reduced its Sandisk (SNDK) stake by 44% in Q1 2026, selling an estimated $1.11M and leaving 2,497 shares worth $1.59M. The position accounts for 0.03% of the portfolio, ranked #1031.

XTX Topco first reported a position in SNDK in Q1 2025 and has held it in 5 quarters since. The position peaked at $4.47M in Q3 2025. 1,170 funds tracked by Wall St. Rank hold SNDK as of Q1 2026.

  • XTX Topco held 2,497 shares of Sandisk worth $1.59M as of Q1 2026.
  • XTX Topco sold 1,966 Sandisk shares in Q1 2026, an estimated $1.11M.
  • Sandisk made up 0.03% of XTX Topco's portfolio in Q1 2026, its #1031 holding.
  • XTX Topco first reported a position in Sandisk in Q1 2025 and has held it in 5 quarters since.
  • XTX Topco's Sandisk position peaked at $4.47M in Q3 2025.
  • 1,170 funds tracked by Wall St. Rank held Sandisk as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.