Marex Group’s Thermo Fisher Scientific TMO Stock Holding History

Marex Group’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 Q1	$1.18M	Buy	2,408 +1,125	+88%	+$611K	0.01%	412
2025 Q4	$743K	Sell	1,283 -80,147	-98%	-$45.3M	﹤0.01%	458
2025 Q3	$39.5M	Sell	81,430 -19,006	-19%	-$8.85M	0.28%	73
2025 Q2	$40.7M	Sell	100,436 -21,418	-18%	-$8.96M	0.35%	66
2025 Q1	$60.6M	Buy	121,854 +914	+0.8%	+$495K	1.16%	23
2024 Q4	$62.9M	Buy	120,940 +916	+0.8%	+$504K	1.07%	21
2024 Q3	$74.2M	Buy	120,024 +8	+0%	+$4.74K	1.69%	16
2024 Q2	$66.4M	Sell	120,016 -2,484	-2%	-$1.42M	1.78%	10
2024 Q1	$71.2M	Buy	+122,500	New	+$68.7M	2.31%	9
2023 Q1	–	Sell	-10,137	Closed	-$5.65M	–	328
2022 Q4	$5.65M	Buy	+10,137	New	+$5.37M	0.8%	23

Other funds holding TMO

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Marex Group's TMO Position: Q1 2026 in Review

Marex Group increased its Thermo Fisher Scientific (TMO) stake by 88% in Q1 2026, buying an estimated $611K and bringing the position to 2,408 shares worth $1.18M. The position accounts for 0.01% of the portfolio, ranked #412.

Marex Group first reported a position in TMO in Q4 2022 and has held it in 10 quarters since. The position peaked at $74.2M in Q3 2024. 2,587 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

Marex Group held 2,408 shares of Thermo Fisher Scientific worth $1.18M as of Q1 2026.
Marex Group bought 1,125 Thermo Fisher Scientific shares in Q1 2026, an estimated $611K.
Thermo Fisher Scientific made up 0.01% of Marex Group's portfolio in Q1 2026, its #412 holding.
Marex Group first reported a position in Thermo Fisher Scientific in Q4 2022 and has held it in 10 quarters since.
Marex Group's Thermo Fisher Scientific position peaked at $74.2M in Q3 2024.
2,587 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Marex Group's 13F filing for Q1 2026, filed 13 May 2026.