THERMO FISHER SCIENTIFIC INC

Ticker: TMO CUSIP: 883556102 Class: COM

BROWN BROTHERS HARRIMAN & CO's Holding History (CIK: 0000014661)

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

Q4 2025

Shares 459,960 Value ($000) $266,524 Avg Close $565.16 Range $486.57 - $601.87

Q3 2025

Shares 516,385 Value ($000) $250,457 Avg Close $464.78 Range $402.70 - $501.56

Q2 2025

Shares 522,586 Value ($000) $211,888 Avg Close $417.06 Range $384.82 - $495.18

Q1 2025

Shares 523,257 Value ($000) $260,373 Avg Close $539.78 Range $482.97 - $608.82

Q4 2024

Shares 529,494 Value ($000) $275,459 Avg Close $547.53 Range $491.20 - $617.36

Q3 2024

Shares 540,368 Value ($000) $334,256 Avg Close $589.13 Range $525.78 - $624.81

Q2 2024

Shares 545,094 Value ($000) $301,437 Avg Close $569.75 Range $526.69 - $598.64

Q1 2024

Shares 553,358 Value ($000) $321,617 Avg Close $557.71 Range $524.04 - $600.06

Q4 2023

Shares 559,306 Value ($000) $296,874 Avg Close $480.76 Range $412.73 - $532.66

Q3 2023

Shares 573,034 Value ($000) $290,053 Avg Close $528.90 Range $491.51 - $575.69

Q2 2023

Shares 582,435 Value ($000) $303,886 Avg Close $535.25 Range $494.39 - $588.28

Q1 2023

Shares 557,702 Value ($000) $321,443 Avg Close $558.70 Range $518.14 - $604.43

Q4 2022

Shares 569,003 Value ($000) $313,344 Avg Close $524.96 Range $471.30 - $579.21

Q3 2022

Shares 580,849 Value ($000) $294,601 Avg Close $554.13 Range $500.83 - $604.99

Q2 2022

Shares 568,235 Value ($000) $308,711 Avg Close $544.70 Range $492.89 - $611.86

Q1 2022

Shares 536,498 Value ($000) $316,883 Avg Close $568.16 Range $508.25 - $656.92

Q4 2021

Shares 525,968 Value ($000) $350,947 Avg Close $617.25 Range $545.68 - $664.90

Q3 2021

Shares 530,313 Value ($000) $302,984 Avg Close $542.36 Range $497.26 - $609.86

Q2 2021

Shares 541,697 Value ($000) $273,270 Avg Close $466.00 Range $433.25 - $504.51

Q1 2021

Shares 542,179 Value ($000) $247,440 Avg Close $471.13 Range $427.86 - $519.72

Q4 2020

Shares 459,198 Value ($000) $213,885 Avg Close $462.59 Range $427.16 - $525.38

Q3 2020

Shares 466,380 Value ($000) $205,916 Avg Close $407.40 Range $352.00 - $438.79

Q2 2020

Shares 8,597 Value ($000) $3,115 Avg Close $330.32 Range $266.44 - $358.87

Q1 2020

Shares 8,370 Value ($000) $2,374 Avg Close $310.51 Range $246.54 - $336.98

Q4 2019

Shares 8,871 Value ($000) $2,882 Avg Close $298.40 Range $266.00 - $325.05

Q3 2019

Shares 9,037 Value ($000) $2,632 Avg Close $281.62 Range $262.06 - $300.37

Q2 2019

Shares 8,944 Value ($000) $2,627 Avg Close $270.70 Range $248.84 - $293.42

Q1 2019

Shares 8,835 Value ($000) $2,418 Avg Close $244.42 Range $206.29 - $269.21

Q4 2018

Shares 6,607 Value ($000) $1,479 Avg Close $230.26 Range $204.59 - $249.16

Q3 2018

Shares 7,184 Value ($000) $1,753 Avg Close $225.62 Range $199.95 - $240.42

Q2 2018

Shares 7,739 Value ($000) $1,603 Avg Close $208.02 Range $195.82 - $217.41

Q1 2018

Shares 8,025 Value ($000) $1,657 Avg Close $205.54 Range $186.40 - $221.70

Q4 2017

Shares 9,220 Value ($000) $1,751 Avg Close $187.44 Range $177.57 - $196.84

Q3 2017

Shares 9,808 Value ($000) $1,856 Avg Close $177.07 Range $166.25 - $189.94

Q2 2017

Shares 10,037 Value ($000) $1,751 Avg Close $164.09 Range $148.20 - $172.95

Q1 2017

Shares 9,592 Value ($000) $1,473 Avg Close $149.18 Range $136.61 - $157.89

Q4 2016

Shares 8,889 Value ($000) $1,254 Avg Close $143.74 Range $135.56 - $156.06

Q3 2016

Shares 9,227 Value ($000) $1,468 Avg Close $150.09 Range $139.26 - $156.47

Q2 2016

Shares 11,155 Value ($000) $1,648 Avg Close $143.61 Range $136.38 - $150.60

Q1 2016

Shares 11,345 Value ($000) $1,606 Avg Close $130.26 Range $116.37 - $138.34

Q4 2015

Shares 7,762 Value ($000) $1,101 Avg Close $129.50 Range $116.40 - $139.59

Q3 2015

Shares 8,858 Value ($000) $1,083 Avg Close $126.34 Range $113.67 - $136.94

Q2 2015

Shares 8,587 Value ($000) $1,114 Avg Close $126.27 Range $121.29 - $130.90

Q1 2015

Shares 10,618 Value ($000) $1,426 Avg Close $124.72 Range $117.56 - $134.63

Q4 2014

Shares 10,866 Value ($000) $1,361 Avg Close $117.50 Range $103.69 - $125.37

Q3 2014

Shares 10,585 Value ($000) $1,288 Avg Close $117.35 Range $112.28 - $122.75

Q2 2014

Shares 10,585 Value ($000) $1,249 Avg Close $113.45 Range $107.95 - $118.89

Q1 2014

Shares 15,185 Value ($000) $1,826 Avg Close $114.47 Range $105.00 - $122.85

Q4 2013

Shares 10,545 Value ($000) $1,174 Avg Close $95.60 Range $86.22 - $107.27

Q3 2013

Shares 5,450 Value ($000) $502 Avg Close $86.81 Range $81.00 - $91.06

Q2 2013

Shares 4,252 Value ($000) $360 Avg Close $79.76 Range $72.10 - $85.73

Q1 2013

Shares 1,083 Value ($000) $83 Avg Close $69.62 Range $61.70 - $74.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	459,960	$266,524	$565.16	$486.57 - $601.87
Q3 2025	516,385	$250,457	$464.78	$402.70 - $501.56
Q2 2025	522,586	$211,888	$417.06	$384.82 - $495.18
Q1 2025	523,257	$260,373	$539.78	$482.97 - $608.82
Q4 2024	529,494	$275,459	$547.53	$491.20 - $617.36
Q3 2024	540,368	$334,256	$589.13	$525.78 - $624.81
Q2 2024	545,094	$301,437	$569.75	$526.69 - $598.64
Q1 2024	553,358	$321,617	$557.71	$524.04 - $600.06
Q4 2023	559,306	$296,874	$480.76	$412.73 - $532.66
Q3 2023	573,034	$290,053	$528.90	$491.51 - $575.69
Q2 2023	582,435	$303,886	$535.25	$494.39 - $588.28
Q1 2023	557,702	$321,443	$558.70	$518.14 - $604.43
Q4 2022	569,003	$313,344	$524.96	$471.30 - $579.21
Q3 2022	580,849	$294,601	$554.13	$500.83 - $604.99
Q2 2022	568,235	$308,711	$544.70	$492.89 - $611.86
Q1 2022	536,498	$316,883	$568.16	$508.25 - $656.92
Q4 2021	525,968	$350,947	$617.25	$545.68 - $664.90
Q3 2021	530,313	$302,984	$542.36	$497.26 - $609.86
Q2 2021	541,697	$273,270	$466.00	$433.25 - $504.51
Q1 2021	542,179	$247,440	$471.13	$427.86 - $519.72
Q4 2020	459,198	$213,885	$462.59	$427.16 - $525.38
Q3 2020	466,380	$205,916	$407.40	$352.00 - $438.79
Q2 2020	8,597	$3,115	$330.32	$266.44 - $358.87
Q1 2020	8,370	$2,374	$310.51	$246.54 - $336.98
Q4 2019	8,871	$2,882	$298.40	$266.00 - $325.05
Q3 2019	9,037	$2,632	$281.62	$262.06 - $300.37
Q2 2019	8,944	$2,627	$270.70	$248.84 - $293.42
Q1 2019	8,835	$2,418	$244.42	$206.29 - $269.21
Q4 2018	6,607	$1,479	$230.26	$204.59 - $249.16
Q3 2018	7,184	$1,753	$225.62	$199.95 - $240.42
Q2 2018	7,739	$1,603	$208.02	$195.82 - $217.41
Q1 2018	8,025	$1,657	$205.54	$186.40 - $221.70
Q4 2017	9,220	$1,751	$187.44	$177.57 - $196.84
Q3 2017	9,808	$1,856	$177.07	$166.25 - $189.94
Q2 2017	10,037	$1,751	$164.09	$148.20 - $172.95
Q1 2017	9,592	$1,473	$149.18	$136.61 - $157.89
Q4 2016	8,889	$1,254	$143.74	$135.56 - $156.06
Q3 2016	9,227	$1,468	$150.09	$139.26 - $156.47
Q2 2016	11,155	$1,648	$143.61	$136.38 - $150.60
Q1 2016	11,345	$1,606	$130.26	$116.37 - $138.34
Q4 2015	7,762	$1,101	$129.50	$116.40 - $139.59
Q3 2015	8,858	$1,083	$126.34	$113.67 - $136.94
Q2 2015	8,587	$1,114	$126.27	$121.29 - $130.90
Q1 2015	10,618	$1,426	$124.72	$117.56 - $134.63
Q4 2014	10,866	$1,361	$117.50	$103.69 - $125.37
Q3 2014	10,585	$1,288	$117.35	$112.28 - $122.75
Q2 2014	10,585	$1,249	$113.45	$107.95 - $118.89
Q1 2014	15,185	$1,826	$114.47	$105.00 - $122.85
Q4 2013	10,545	$1,174	$95.60	$86.22 - $107.27
Q3 2013	5,450	$502	$86.81	$81.00 - $91.06
Q2 2013	4,252	$360	$79.76	$72.10 - $85.73
Q1 2013	1,083	$83	$69.62	$61.70 - $74.75