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Magnetar Financial’s Thermo Fisher Scientific TMO Stock Holding History

Magnetar Financial’s Portfolio TMO Stock Details TMO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2013
Q4 		– Sell
-6,100
Closed -$562K – 394
2013
Q3 		$562K Buy
+6,100
New +$552K 0.01% 380

Other funds holding TMO

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Magnetar Financial's TMO Position: Q2 2026 in Review

Magnetar Financial reduced its Thermo Fisher Scientific (TMO) stake by 15% in Q2 2026, selling an estimated $38.4K and leaving 468 shares worth $235K. The position accounts for ﹤0.01% of the portfolio, ranked #883.

Magnetar Financial first reported a position in TMO in Q3 2013 and has held it in 25 quarters since. The position peaked at $79.6M in Q3 2024. 2,630 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

  • Magnetar Financial held 468 shares of Thermo Fisher Scientific worth $235K as of Q2 2026.
  • Magnetar Financial sold 80 Thermo Fisher Scientific shares in Q2 2026, an estimated $38.4K.
  • Thermo Fisher Scientific made up ﹤0.01% of Magnetar Financial's portfolio in Q2 2026, its #883 holding.
  • Magnetar Financial first reported a position in Thermo Fisher Scientific in Q3 2013 and has held it in 25 quarters since.
  • Magnetar Financial's Thermo Fisher Scientific position peaked at $79.6M in Q3 2024.
  • 2,630 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

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