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ABC Arbitrage’s Thermo Fisher Scientific TMO Stock Holding History

ABC Arbitrage’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
2025
Q4 		– Sell
-2,701
Closed -$1.31M – 415
2025
Q3 		$1.31M Buy
+2,701
New +$1.26M 0.13% 103
2025
Q2 		– Sell
-5,205
Closed -$2.59M – 269
2025
Q1 		$2.59M Buy
+5,205
New +$2.82M 0.48% 50

Other funds holding TMO

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $462B AUM 39.16% 1-Year Est. Return

ABC Arbitrage's TMO Position: Q4 2025 in Review

ABC Arbitrage sold out of Thermo Fisher Scientific (TMO) in Q4 2025, closing a stake of 2,701 shares — an estimated $1.31M sold.

ABC Arbitrage first reported a position in TMO in Q1 2025 and held it in 2 quarters. The position peaked at $2.59M in Q1 2025. 2,701 funds tracked by Wall St. Rank hold TMO as of Q4 2025.

  • ABC Arbitrage reported no remaining Thermo Fisher Scientific position as of Q4 2025 after selling out during the quarter.
  • ABC Arbitrage sold 2,701 Thermo Fisher Scientific shares in Q4 2025, an estimated $1.31M.
  • ABC Arbitrage first reported a position in Thermo Fisher Scientific in Q1 2025 and held it in 2 quarters.
  • ABC Arbitrage's Thermo Fisher Scientific position peaked at $2.59M in Q1 2025.
  • 2,701 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q4 2025.

Based on ABC Arbitrage's 13F filing for Q4 2025, filed 4 Feb 2026.