MF
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Magnetar Financial’s FormFactor FORM Stock Holding History

Magnetar Financial’s Portfolio FORM Stock Details FORM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$801K Sell
5,009
-1,376
-22% -$183K 0.01% 496
2026
Q1 		$619K Sell
6,385
-66,354
-91% -$5.71M 0.01% 588
2025
Q4 		$4.06M Buy
+72,739
New +$3.67M 0.04% 224

Other funds holding FORM

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $42.4B AUM 181.11% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Magnetar Financial's FORM Position: Q2 2026 in Review

Magnetar Financial reduced its FormFactor (FORM) stake by 22% in Q2 2026, selling an estimated $183K and leaving 5,009 shares worth $801K. The position accounts for 0.01% of the portfolio, ranked #496.

Magnetar Financial first reported a position in FORM in Q4 2025 and has held it in 3 quarters since. The position peaked at $4.06M in Q4 2025. 510 funds tracked by Wall St. Rank hold FORM as of Q2 2026.

  • Magnetar Financial held 5,009 shares of FormFactor worth $801K as of Q2 2026.
  • Magnetar Financial sold 1,376 FormFactor shares in Q2 2026, an estimated $183K.
  • FormFactor made up 0.01% of Magnetar Financial's portfolio in Q2 2026, its #496 holding.
  • Magnetar Financial first reported a position in FormFactor in Q4 2025 and has held it in 3 quarters since.
  • Magnetar Financial's FormFactor position peaked at $4.06M in Q4 2025.
  • 510 funds tracked by Wall St. Rank held FormFactor as of Q2 2026.

Based on Magnetar Financial's 13F filing for Q2 2026, filed 14 Aug 2026.