Walleye Trading
SNDK

Walleye Trading’s Sandisk SNDK Stock Holding History

Walleye Trading’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 		$191M Sell
300,000
-76,800
-20% -$43.4M 0.32% 54
2025
Q4 		$89.4M Buy
376,800
+69,500
+23% +$13.9M 0.13% 164
2025
Q3 		$34.5M Sell
307,300
-26,400
-8% -$1.54M 0.05% 378
2025
Q2 		$15.1M Buy
333,700
+32,700
+11% +$1.25M 0.03% 641
2025
Q1 		$14.3M Buy
+301,000
New +$15M 0.03% 566

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

Walleye Trading's SNDK Position: Q1 2026 in Review

Walleye Trading opened a new position in Sandisk (SNDK) in Q1 2026: 849 shares worth $539K. The stake represents ﹤0.01% of the portfolio and ranks #2542 among its holdings. This is a return to the name: Walleye Trading previously reported a position in SNDK as recently as Q1 2025.

Walleye Trading first reported a position in SNDK in Q1 2025 and has held it in 2 quarters since. The position peaked at $7.75M in Q1 2025. 1,170 funds tracked by Wall St. Rank hold SNDK as of Q1 2026.

  • Walleye Trading held 849 shares of Sandisk worth $539K as of Q1 2026.
  • Sandisk was a new Walleye Trading position in Q1 2026.
  • Sandisk made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #2542 holding.
  • Walleye Trading first reported a position in Sandisk in Q1 2025 and has held it in 2 quarters since.
  • Walleye Trading's Sandisk position peaked at $7.75M in Q1 2025.
  • 1,170 funds tracked by Wall St. Rank held Sandisk as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.