Temasek Holdings’s Thermo Fisher Scientific TMO Stock Holding History

Temasek Holdings’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	$588M	Buy	1,195,799 +304,381	+34%	+$165M	1.93%	11
2025 Q4	$517M	Sell	891,418 -216,172	-20%	-$122M	1.64%	16
2025 Q3	$537M	Sell	1,107,590 -35,897	-3%	-$16.7M	1.85%	14
2025 Q2	$464M	Sell	1,143,487 -114,630	-9%	-$47.9M	1.77%	15
2025 Q1	$626M	Buy	1,258,117 +200,869	+19%	+$109M	2.52%	13
2024 Q4	$550M	Sell	1,057,248 -13,932	-1%	-$7.66M	2.17%	14
2024 Q3	$663M	Buy	1,071,180 +2,813	+0.3%	+$1.67M	2.68%	12
2024 Q2	$591M	Buy	1,068,367 +36,164	+4%	+$20.7M	2.74%	11
2024 Q1	$600M	Sell	1,032,203 -227,334	-18%	-$128M	3.32%	8
2023 Q4	$669M	Buy	1,259,537 +77,195	+7%	+$37.4M	3.74%	6
2023 Q3	$598M	Buy	1,182,342 +29,601	+3%	+$15.8M	3.56%	9
2023 Q2	$601M	Buy	1,152,741 +146,812	+15%	+$79.2M	3.48%	9
2023 Q1	$580M	Hold	1,005,929	–	–	3.44%	8
2022 Q4	$554M	Buy	1,005,929 +187	+0%	+$99.1K	3.24%	10
2022 Q3	$510M	Sell	1,005,742 -565,755	-36%	-$317M	3.05%	10
2022 Q2	$854M	Buy	1,571,497 +6,211	+0.4%	+$3.42M	4.68%	5
2022 Q1	$925M	Sell	1,565,286 -23,165	-1%	-$13.3M	3.89%	7
2021 Q4	$1.06B	Hold	1,588,451	–	–	3.83%	8
2021 Q3	$908M	Sell	1,588,451 -23,710	-1%	-$13M	3.18%	11
2021 Q2	$813M	Buy	1,612,161 +109,074	+7%	+$51.5M	2.72%	13
2021 Q1	$686M	Hold	1,503,087	–	–	2.69%	12
2020 Q4	$700M	Hold	1,503,087	–	–	3.01%	10
2020 Q3	$664M	Sell	1,503,087 -34,825	-2%	-$14.4M	3.37%	9
2020 Q2	$557M	Hold	1,537,912	–	–	3.33%	9
2020 Q1	$436M	Buy	1,537,912 +34,825	+2%	+$11M	3.22%	8
2019 Q4	$488M	Hold	1,503,087	–	–	3.19%	7
2019 Q3	$438M	Hold	1,503,087	–	–	3.21%	7
2019 Q2	$441M	Hold	1,503,087	–	–	3.15%	7
2019 Q1	$411M	Hold	1,503,087	–	–	2.85%	8
2018 Q4	$336M	Hold	1,503,087	–	–	2.32%	9
2018 Q3	$367M	Hold	1,503,087	–	–	2.13%	10
2018 Q2	$311M	Hold	1,503,087	–	–	1.64%	14
2018 Q1	$310M	Hold	1,503,087	–	–	1.7%	13
2017 Q4	$285M	Hold	1,503,087	–	–	1.75%	13
2017 Q3	$284M	Hold	1,503,087	–	–	1.66%	11
2017 Q2	$262M	Sell	1,503,087 -111,600	-7%	-$18.7M	1.69%	11
2017 Q1	$248M	Sell	1,614,687 -1,284,628	-44%	-$196M	1.85%	9
2016 Q4	$409M	Hold	2,899,315	–	–	3.27%	6
2016 Q3	$461M	Hold	2,899,315	–	–	3.74%	6
2016 Q2	$428M	Hold	2,899,315	–	–	3.35%	5
2016 Q1	$411M	Hold	2,899,315	–	–	3.24%	5
2015 Q4	$411M	Hold	2,899,315	–	–	3.12%	5
2015 Q3	$355M	Sell	2,899,315 -2,372,166	-45%	-$309M	3.36%	6
2015 Q2	$684M	Hold	5,271,481	–	–	4.28%	4
2015 Q1	$708M	Hold	5,271,481	–	–	5.31%	4
2014 Q4	$660M	Hold	5,271,481	–	–	6.86%	4
2014 Q3	$642M	Hold	5,271,481	–	–	6.82%	5
2014 Q2	$622M	Hold	5,271,481	–	–	9.32%	4
2014 Q1	$634M	Buy	+5,271,481	New	+$627M	9.83%	4

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

Temasek Holdings's TMO Position: Q1 2026 in Review

Temasek Holdings increased its Thermo Fisher Scientific (TMO) stake by 34% in Q1 2026, buying an estimated $165M and bringing the position to 1,195,799 shares worth $588M. The position accounts for 1.93% of the portfolio, ranked #11.

Temasek Holdings first reported a position in TMO in Q1 2014 and has held it in 49 quarters since. The position peaked at $1.06B in Q4 2021. 2,587 funds tracked by Wall St. Rank hold TMO as of Q1 2026.

Temasek Holdings held 1,195,799 shares of Thermo Fisher Scientific worth $588M as of Q1 2026.
Temasek Holdings bought 304,381 Thermo Fisher Scientific shares in Q1 2026, an estimated $165M.
Thermo Fisher Scientific made up 1.93% of Temasek Holdings's portfolio in Q1 2026, its #11 holding.
Temasek Holdings first reported a position in Thermo Fisher Scientific in Q1 2014 and has held it in 49 quarters since.
Temasek Holdings's Thermo Fisher Scientific position peaked at $1.06B in Q4 2021.
2,587 funds tracked by Wall St. Rank held Thermo Fisher Scientific as of Q1 2026.

Based on Temasek Holdings's 13F filing for Q1 2026, filed 12 May 2026.