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Duquesne Family Office’s Thermo Fisher Scientific TMO Stock Holding History

Duquesne Family Office’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
2026
Q2 		$9.63M Buy
+19,200
New +$9.22M 0.18% 77
2025
Q3 		– Sell
-12,200
Closed -$4.95M – 93
2025
Q2 		$4.95M Buy
+12,200
New +$5.1M 0.12% 66

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

Duquesne Family Office's TMO Position: Q2 2026 in Review

Duquesne Family Office opened a new position in Thermo Fisher Scientific (TMO) in Q2 2026: 19,200 shares worth $9.63M. The stake represents 0.18% of the portfolio and ranks #77 among its holdings. This is a return to the name: Duquesne Family Office previously reported a position in TMO as recently as Q2 2025.

Duquesne Family Office first reported a position in TMO in Q2 2025 and has held it in 2 quarters since. 2,630 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

  • Duquesne Family Office held 19,200 shares of Thermo Fisher Scientific worth $9.63M as of Q2 2026.
  • Thermo Fisher Scientific was a new Duquesne Family Office position in Q2 2026.
  • Thermo Fisher Scientific made up 0.18% of Duquesne Family Office's portfolio in Q2 2026, its #77 holding.
  • Duquesne Family Office first reported a position in Thermo Fisher Scientific in Q2 2025 and has held it in 2 quarters since.
  • 2,630 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

Based on Duquesne Family Office's 13F filing for Q2 2026, filed 14 Aug 2026.