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Marathon Asset Management (UK)’s Thermo Fisher Scientific TMO Stock Holding History

Marathon Asset Management (UK)’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 		$38.2M Sell
76,168
-17,253
-18% -$8.28M 1.55% 24
2026
Q1 		$46M Buy
93,421
+7,875
+9% +$4.27M 1.76% 21
2025
Q4 		$49.6M Sell
85,546
-7,256
-8% -$4.1M 1.91% 19
2025
Q3 		$45.1M Sell
92,802
-29,919
-24% -$13.9M 1.66% 27
2025
Q2 		$49.8M Buy
122,721
+54,086
+79% +$22.6M 1.6% 24
2025
Q1 		$34.2M Buy
68,635
+4,042
+6% +$2.19M 1.04% 36
2024
Q4 		$33.6M Sell
64,593
-2,666
-4% -$1.47M 0.94% 39
2024
Q3 		$41.6M Sell
67,259
-41,725
-38% -$24.7M 1.15% 32
2024
Q2 		$60.3M Sell
108,984
-6,391
-6% -$3.66M 1.89% 15
2024
Q1 		$67.1M Sell
115,375
-4,177
-3% -$2.34M 1.79% 14
2023
Q4 		$63.5M Sell
119,552
-3,645
-3% -$1.76M 1.78% 14
2023
Q3 		$62.4M Sell
123,197
-5,652
-4% -$3.01M 1.94% 15
2023
Q2 		$67.3M Sell
128,849
-13,596
-10% -$7.34M 1.89% 13
2023
Q1 		$82.1M Sell
142,445
-20,213
-12% -$11.4M 2.3% 8
2022
Q4 		$89.6M Sell
162,658
-13,553
-8% -$7.18M 2.42% 4
2022
Q3 		$89.4M Sell
176,211
-167,782
-49% -$93.9M 2.66% 5
2022
Q2 		$187M Sell
343,993
-20,665
-6% -$11.4M 3.12% 2
2022
Q1 		$216M Sell
364,658
-29,185
-7% -$16.8M 2.92% 2
2021
Q4 		$263M Buy
+393,843
New +$246M 3.26% 2

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 $3.37T AUM 44.26% 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

Marathon Asset Management (UK)'s TMO Position: Q2 2026 in Review

Marathon Asset Management (UK) reduced its Thermo Fisher Scientific (TMO) stake by 18% in Q2 2026, selling an estimated $8.28M and leaving 76,168 shares worth $38.2M. The position accounts for 1.55% of the portfolio, ranked #24.

Marathon Asset Management (UK) first reported a position in TMO in Q4 2021 and has held it in 19 quarters since. The position peaked at $263M in Q4 2021. 2,617 funds tracked by Wall St. Rank hold TMO as of Q2 2026.

  • Marathon Asset Management (UK) held 76,168 shares of Thermo Fisher Scientific worth $38.2M as of Q2 2026.
  • Marathon Asset Management (UK) sold 17,253 Thermo Fisher Scientific shares in Q2 2026, an estimated $8.28M.
  • Thermo Fisher Scientific made up 1.55% of Marathon Asset Management (UK)'s portfolio in Q2 2026, its #24 holding.
  • Marathon Asset Management (UK) first reported a position in Thermo Fisher Scientific in Q4 2021 and has held it in 19 quarters since.
  • Marathon Asset Management (UK)'s Thermo Fisher Scientific position peaked at $263M in Q4 2021.
  • 2,617 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q2 2026.

Based on Marathon Asset Management (UK)'s 13F filing for Q2 2026, filed 14 Aug 2026.