THERMO FISHER SCIENTIFIC INC

Ticker: TMO CUSIP: 883556102 Class: COM

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 867,512 Value ($000) $502,680 Avg Close $565.16 Range $486.57 - $601.87

Q3 2025

Shares 1,266,125 Value ($000) $614,096 Avg Close $464.78 Range $402.70 - $501.56

Q2 2025

Shares 1,210,954 Value ($000) $490,993 Avg Close $417.06 Range $384.82 - $495.18

Q1 2025

Shares 655,936 Value ($000) $326,394 Avg Close $539.78 Range $482.97 - $608.82

Q4 2024

Shares 369,285 Value ($000) $192,113 Avg Close $547.53 Range $491.20 - $617.36

Q3 2024

Shares 206,323 Value ($000) $127,625 Avg Close $589.13 Range $525.78 - $624.81

Q2 2024

Shares 29,949 Value ($000) $17 Avg Close $569.75 Range $526.69 - $598.64

Q1 2024

Shares 3,613 Value ($000) $2 Avg Close $557.71 Range $524.04 - $600.06

Q4 2023

Shares 6,659 Value ($000) $4 Avg Close $480.76 Range $412.73 - $532.66

Q3 2023

Shares 283,559 Value ($000) $144 Avg Close $528.90 Range $491.51 - $575.69

Q2 2023

Shares 613,024 Value ($000) $320 Avg Close $535.25 Range $494.39 - $588.28

Q1 2023

Shares 681,679 Value ($000) $393 Avg Close $558.70 Range $518.14 - $604.43

Q4 2022

Shares 657,303 Value ($000) $362 Avg Close $524.96 Range $471.30 - $579.21

Q3 2022

Shares 522,989 Value ($000) $265,255 Avg Close $554.13 Range $500.83 - $604.99

Q2 2022

Shares 483,784 Value ($000) $262,830 Avg Close $544.70 Range $492.89 - $611.86

Q1 2022

Shares 417,572 Value ($000) $246,639 Avg Close $568.16 Range $508.25 - $656.92

Q4 2021

Shares 137,734 Value ($000) $91,902 Avg Close $617.25 Range $545.68 - $664.90

Q3 2021

Shares 7,275 Value ($000) $4,156 Avg Close $542.36 Range $497.26 - $609.86

Q2 2021

Shares 60,011 Value ($000) $30,274 Avg Close $466.00 Range $433.25 - $504.51

Q1 2021

Shares 34,496 Value ($000) $15,743 Avg Close $471.13 Range $427.86 - $519.72

Q4 2020

Shares 137,457 Value ($000) $64,025 Avg Close $462.59 Range $427.16 - $525.38

Q3 2020

Shares 10,875 Value ($000) $4,802 Avg Close $407.40 Range $352.00 - $438.79

Q1 2020

Shares 80,260 Value ($000) $22,762 Avg Close $310.51 Range $246.54 - $336.98

Q4 2019

Shares 149,697 Value ($000) $48,632 Avg Close $298.40 Range $266.00 - $325.05

Q3 2019

Shares 209,680 Value ($000) $61,073 Avg Close $281.62 Range $262.06 - $300.37

Q2 2019

Shares 600,540 Value ($000) $176,367 Avg Close $270.70 Range $248.84 - $293.42

Q1 2019

Shares 871,838 Value ($000) $238,639 Avg Close $244.42 Range $206.29 - $269.21

Q4 2018

Shares 809,694 Value ($000) $181,201 Avg Close $230.26 Range $204.59 - $249.16

Q3 2018

Shares 3,500 Value ($000) $854 Avg Close $225.62 Range $199.95 - $240.42

Q2 2018

Shares 5,470 Value ($000) $1,133 Avg Close $208.02 Range $195.82 - $217.41

Q4 2017

Shares 7,985 Value ($000) $1,516 Avg Close $187.44 Range $177.57 - $196.84

Q1 2017

Shares 6,100 Value ($000) $937 Avg Close $149.18 Range $136.61 - $157.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	867,512	$502,680	$565.16	$486.57 - $601.87
Q3 2025	1,266,125	$614,096	$464.78	$402.70 - $501.56
Q2 2025	1,210,954	$490,993	$417.06	$384.82 - $495.18
Q1 2025	655,936	$326,394	$539.78	$482.97 - $608.82
Q4 2024	369,285	$192,113	$547.53	$491.20 - $617.36
Q3 2024	206,323	$127,625	$589.13	$525.78 - $624.81
Q2 2024	29,949	$17	$569.75	$526.69 - $598.64
Q1 2024	3,613	$2	$557.71	$524.04 - $600.06
Q4 2023	6,659	$4	$480.76	$412.73 - $532.66
Q3 2023	283,559	$144	$528.90	$491.51 - $575.69
Q2 2023	613,024	$320	$535.25	$494.39 - $588.28
Q1 2023	681,679	$393	$558.70	$518.14 - $604.43
Q4 2022	657,303	$362	$524.96	$471.30 - $579.21
Q3 2022	522,989	$265,255	$554.13	$500.83 - $604.99
Q2 2022	483,784	$262,830	$544.70	$492.89 - $611.86
Q1 2022	417,572	$246,639	$568.16	$508.25 - $656.92
Q4 2021	137,734	$91,902	$617.25	$545.68 - $664.90
Q3 2021	7,275	$4,156	$542.36	$497.26 - $609.86
Q2 2021	60,011	$30,274	$466.00	$433.25 - $504.51
Q1 2021	34,496	$15,743	$471.13	$427.86 - $519.72
Q4 2020	137,457	$64,025	$462.59	$427.16 - $525.38
Q3 2020	10,875	$4,802	$407.40	$352.00 - $438.79
Q1 2020	80,260	$22,762	$310.51	$246.54 - $336.98
Q4 2019	149,697	$48,632	$298.40	$266.00 - $325.05
Q3 2019	209,680	$61,073	$281.62	$262.06 - $300.37
Q2 2019	600,540	$176,367	$270.70	$248.84 - $293.42
Q1 2019	871,838	$238,639	$244.42	$206.29 - $269.21
Q4 2018	809,694	$181,201	$230.26	$204.59 - $249.16
Q3 2018	3,500	$854	$225.62	$199.95 - $240.42
Q2 2018	5,470	$1,133	$208.02	$195.82 - $217.41
Q4 2017	7,985	$1,516	$187.44	$177.57 - $196.84
Q1 2017	6,100	$937	$149.18	$136.61 - $157.89