MF
SNDK

Magnetar Financial’s Sandisk SNDK Stock Holding History

Magnetar Financial’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 		$372K Buy
+650
New +$367K ﹤0.01% 705
2025
Q4 		– Sell
-4,125
Closed -$463K – 1279
2025
Q3 		$463K Sell
4,125
-2,102
-34% -$123K ﹤0.01% 600
2025
Q2 		$282K Buy
+6,227
New +$238K ﹤0.01% 718

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

Magnetar Financial's SNDK Position: Q1 2026 in Review

Magnetar Financial opened a new position in Sandisk (SNDK) in Q1 2026: 650 shares worth $372K. The stake represents ﹤0.01% of the portfolio and ranks #705 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in SNDK as recently as Q3 2025.

Magnetar Financial first reported a position in SNDK in Q2 2025 and has held it in 3 quarters since. The position peaked at $463K in Q3 2025. 1,170 funds tracked by Wall St. Rank hold SNDK as of Q1 2026.

  • Magnetar Financial held 650 shares of Sandisk worth $372K as of Q1 2026.
  • Sandisk was a new Magnetar Financial position in Q1 2026.
  • Sandisk made up ﹤0.01% of Magnetar Financial's portfolio in Q1 2026, its #705 holding.
  • Magnetar Financial first reported a position in Sandisk in Q2 2025 and has held it in 3 quarters since.
  • Magnetar Financial's Sandisk position peaked at $463K in Q3 2025.
  • 1,170 funds tracked by Wall St. Rank held Sandisk as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.