Thermo Fisher Scientific Inc.

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP TMO

Report date

12/31/2025

Quarter

2025 Q4

Filed

2/13/2026

Shares

867,512

Value ($000)

502,680

Weight

0.3%

2019 Q4 - 2025 Q4 (24 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	2/13/2026	502,680	0.3%	867,512	12/31/2025
2025 Q3	11/13/2025	614,096	0.4%	1,266,125	9/30/2025
2025 Q2	8/13/2025	490,993	0.3%	1,210,954	6/30/2025
2025 Q1	5/14/2025	326,394	0.3%	655,936	3/31/2025
2024 Q4	2/12/2025	192,113	0.2%	369,285	12/31/2024
2024 Q3	11/14/2024	127,625	0.1%	206,323	9/30/2024
2024 Q2	8/14/2024	16,562	0.0%	29,949	6/30/2024
2024 Q1	5/15/2024	2,100	0.0%	3,613	3/31/2024
2023 Q4	2/14/2024	3,535	0.0%	6,659	12/31/2023
2023 Q3	11/14/2023	143,529	0.2%	283,559	9/30/2023
2023 Q2	8/14/2023	319,845	0.4%	613,024	6/30/2023
2023 Q1	5/15/2023	392,899	0.5%	681,679	3/31/2023
2022 Q4	2/14/2023	361,970	0.5%	657,303	12/31/2022
2022 Q3	11/14/2022	265,255	0.4%	522,989	9/30/2022
2022 Q2	8/15/2022	262,830	0.4%	483,784	6/30/2022
2022 Q1	5/13/2022	246,639	0.3%	417,572	3/31/2022
2021 Q4	2/14/2022	91,902	0.1%	137,734	12/31/2021
2021 Q3	11/12/2021	4,156	0.0%	7,275	9/30/2021
2021 Q2	8/13/2021	30,274	0.0%	60,011	6/30/2021
2021 Q1	5/14/2021	15,743	0.0%	34,496	3/31/2021
2020 Q4	2/12/2021	64,025	0.1%	137,457	12/31/2020
2020 Q3	11/12/2020	4,802	0.0%	10,875	9/30/2020
2020 Q1	5/15/2020	22,762	0.1%	80,260	3/31/2020
2019 Q4	2/13/2020	48,632	0.1%	149,697	12/31/2019