THERMO FISHER SCIENTIFIC INC

Ticker: TMO CUSIP: 883556102 Class: COM

GRANDFIELD & DODD, LLC's Holding History (CIK: 0001308016)

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

Q4 2025

Shares 19,491 Value ($000) $11,294 Avg Close $565.16 Range $486.57 - $601.87

Q3 2025

Shares 19,488 Value ($000) $9,452 Avg Close $464.78 Range $402.70 - $501.56

Q2 2025

Shares 19,686 Value ($000) $7,982 Avg Close $417.06 Range $384.82 - $495.18

Q1 2025

Shares 19,648 Value ($000) $9,777 Avg Close $539.78 Range $482.97 - $608.82

Q4 2024

Shares 19,728 Value ($000) $10,263 Avg Close $547.53 Range $491.20 - $617.36

Q3 2024

Shares 19,798 Value ($000) $12,247 Avg Close $589.13 Range $525.78 - $624.81

Q2 2024

Shares 20,168 Value ($000) $11,153 Avg Close $569.75 Range $526.69 - $598.64

Q1 2024

Shares 20,246 Value ($000) $11,767 Avg Close $557.71 Range $524.04 - $600.06

Q4 2023

Shares 20,250 Value ($000) $10,749 Avg Close $480.76 Range $412.73 - $532.66

Q3 2023

Shares 20,575 Value ($000) $10,415 Avg Close $528.90 Range $491.51 - $575.69

Q2 2023

Shares 20,833 Value ($000) $10,870 Avg Close $535.25 Range $494.39 - $588.28

Q1 2023

Shares 20,971 Value ($000) $12,087 Avg Close $558.70 Range $518.14 - $604.43

Q4 2022

Shares 21,413 Value ($000) $11,792 Avg Close $524.96 Range $471.30 - $579.21

Q3 2022

Shares 21,465 Value ($000) $10,890 Avg Close $554.13 Range $500.83 - $604.99

Q2 2022

Shares 20,865 Value ($000) $11,340 Avg Close $544.70 Range $492.89 - $611.86

Q1 2022

Shares 21,216 Value ($000) $12,530 Avg Close $568.16 Range $508.25 - $656.92

Q4 2021

Shares 22,027 Value ($000) $14,700 Avg Close $617.25 Range $545.68 - $664.90

Q3 2021

Shares 22,276 Value ($000) $12,730 Avg Close $542.36 Range $497.26 - $609.86

Q2 2021

Shares 21,926 Value ($000) $11,060 Avg Close $466.00 Range $433.25 - $504.51

Q1 2021

Shares 22,044 Value ($000) $10,060 Avg Close $471.13 Range $427.86 - $519.72

Q4 2020

Shares 22,256 Value ($000) $10,370 Avg Close $462.59 Range $427.16 - $525.38

Q3 2020

Shares 23,480 Value ($000) $10,370 Avg Close $407.40 Range $352.00 - $438.79

Q2 2020

Shares 24,273 Value ($000) $8,800 Avg Close $330.32 Range $266.44 - $358.87

Q1 2020

Shares 24,527 Value ($000) $6,956 Avg Close $310.51 Range $246.54 - $336.98

Q4 2019

Shares 24,593 Value ($000) $7,990 Avg Close $298.40 Range $266.00 - $325.05

Q3 2019

Shares 25,118 Value ($000) $7,316 Avg Close $281.62 Range $262.06 - $300.37

Q2 2019

Shares 25,618 Value ($000) $7,524 Avg Close $270.70 Range $248.84 - $293.42

Q1 2019

Shares 26,086 Value ($000) $7,140 Avg Close $244.42 Range $206.29 - $269.21

Q4 2018

Shares 26,396 Value ($000) $5,907 Avg Close $230.26 Range $204.59 - $249.16

Q3 2018

Shares 26,874 Value ($000) $6,560 Avg Close $225.62 Range $199.95 - $240.42

Q2 2018

Shares 27,529 Value ($000) $5,702 Avg Close $208.02 Range $195.82 - $217.41

Q1 2018

Shares 28,617 Value ($000) $5,908 Avg Close $205.54 Range $186.40 - $221.70

Q4 2017

Shares 29,701 Value ($000) $5,640 Avg Close $187.44 Range $177.57 - $196.84

Q3 2017

Shares 31,119 Value ($000) $5,888 Avg Close $177.07 Range $166.25 - $189.94

Q2 2017

Shares 31,859 Value ($000) $5,559 Avg Close $164.09 Range $148.20 - $172.95

Q1 2017

Shares 32,636 Value ($000) $5,013 Avg Close $149.18 Range $136.61 - $157.89

Q4 2016

Shares 34,031 Value ($000) $4,802 Avg Close $143.74 Range $135.56 - $156.06

Q3 2016

Shares 34,496 Value ($000) $5,487 Avg Close $150.09 Range $139.26 - $156.47

Q2 2016

Shares 34,896 Value ($000) $5,156 Avg Close $143.61 Range $136.38 - $150.60

Q1 2016

Shares 35,271 Value ($000) $4,994 Avg Close $130.26 Range $116.37 - $138.34

Q4 2015

Shares 35,408 Value ($000) $5,023 Avg Close $129.50 Range $116.40 - $139.59

Q3 2015

Shares 36,158 Value ($000) $4,421 Avg Close $126.34 Range $113.67 - $136.94

Q2 2015

Shares 36,258 Value ($000) $4,705 Avg Close $126.27 Range $121.29 - $130.90

Q1 2015

Shares 36,456 Value ($000) $4,898 Avg Close $124.72 Range $117.56 - $134.63

Q4 2014

Shares 37,426 Value ($000) $4,689 Avg Close $117.50 Range $103.69 - $125.37

Q3 2014

Shares 40,684 Value ($000) $4,951 Avg Close $117.35 Range $112.28 - $122.75

Q2 2014

Shares 41,174 Value ($000) $4,859 Avg Close $113.45 Range $107.95 - $118.89

Q1 2014

Shares 41,129 Value ($000) $4,945 Avg Close $114.47 Range $105.00 - $122.85

Q4 2013

Shares 42,129 Value ($000) $4,691 Avg Close $95.60 Range $86.22 - $107.27

Q3 2013

Shares 43,619 Value ($000) $4,020 Avg Close $86.81 Range $81.00 - $91.06

Q2 2013

Shares 44,164 Value ($000) $3,738 Avg Close $79.76 Range $72.10 - $85.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	19,491	$11,294	$565.16	$486.57 - $601.87
Q3 2025	19,488	$9,452	$464.78	$402.70 - $501.56
Q2 2025	19,686	$7,982	$417.06	$384.82 - $495.18
Q1 2025	19,648	$9,777	$539.78	$482.97 - $608.82
Q4 2024	19,728	$10,263	$547.53	$491.20 - $617.36
Q3 2024	19,798	$12,247	$589.13	$525.78 - $624.81
Q2 2024	20,168	$11,153	$569.75	$526.69 - $598.64
Q1 2024	20,246	$11,767	$557.71	$524.04 - $600.06
Q4 2023	20,250	$10,749	$480.76	$412.73 - $532.66
Q3 2023	20,575	$10,415	$528.90	$491.51 - $575.69
Q2 2023	20,833	$10,870	$535.25	$494.39 - $588.28
Q1 2023	20,971	$12,087	$558.70	$518.14 - $604.43
Q4 2022	21,413	$11,792	$524.96	$471.30 - $579.21
Q3 2022	21,465	$10,890	$554.13	$500.83 - $604.99
Q2 2022	20,865	$11,340	$544.70	$492.89 - $611.86
Q1 2022	21,216	$12,530	$568.16	$508.25 - $656.92
Q4 2021	22,027	$14,700	$617.25	$545.68 - $664.90
Q3 2021	22,276	$12,730	$542.36	$497.26 - $609.86
Q2 2021	21,926	$11,060	$466.00	$433.25 - $504.51
Q1 2021	22,044	$10,060	$471.13	$427.86 - $519.72
Q4 2020	22,256	$10,370	$462.59	$427.16 - $525.38
Q3 2020	23,480	$10,370	$407.40	$352.00 - $438.79
Q2 2020	24,273	$8,800	$330.32	$266.44 - $358.87
Q1 2020	24,527	$6,956	$310.51	$246.54 - $336.98
Q4 2019	24,593	$7,990	$298.40	$266.00 - $325.05
Q3 2019	25,118	$7,316	$281.62	$262.06 - $300.37
Q2 2019	25,618	$7,524	$270.70	$248.84 - $293.42
Q1 2019	26,086	$7,140	$244.42	$206.29 - $269.21
Q4 2018	26,396	$5,907	$230.26	$204.59 - $249.16
Q3 2018	26,874	$6,560	$225.62	$199.95 - $240.42
Q2 2018	27,529	$5,702	$208.02	$195.82 - $217.41
Q1 2018	28,617	$5,908	$205.54	$186.40 - $221.70
Q4 2017	29,701	$5,640	$187.44	$177.57 - $196.84
Q3 2017	31,119	$5,888	$177.07	$166.25 - $189.94
Q2 2017	31,859	$5,559	$164.09	$148.20 - $172.95
Q1 2017	32,636	$5,013	$149.18	$136.61 - $157.89
Q4 2016	34,031	$4,802	$143.74	$135.56 - $156.06
Q3 2016	34,496	$5,487	$150.09	$139.26 - $156.47
Q2 2016	34,896	$5,156	$143.61	$136.38 - $150.60
Q1 2016	35,271	$4,994	$130.26	$116.37 - $138.34
Q4 2015	35,408	$5,023	$129.50	$116.40 - $139.59
Q3 2015	36,158	$4,421	$126.34	$113.67 - $136.94
Q2 2015	36,258	$4,705	$126.27	$121.29 - $130.90
Q1 2015	36,456	$4,898	$124.72	$117.56 - $134.63
Q4 2014	37,426	$4,689	$117.50	$103.69 - $125.37
Q3 2014	40,684	$4,951	$117.35	$112.28 - $122.75
Q2 2014	41,174	$4,859	$113.45	$107.95 - $118.89
Q1 2014	41,129	$4,945	$114.47	$105.00 - $122.85
Q4 2013	42,129	$4,691	$95.60	$86.22 - $107.27
Q3 2013	43,619	$4,020	$86.81	$81.00 - $91.06
Q2 2013	44,164	$3,738	$79.76	$72.10 - $85.73