THERMO FISHER SCIENTIFIC INC

Ticker: TMO CUSIP: 883556102 Class: COM

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q4 2025

Shares 241,101 Value ($000) $140 Avg Close $565.16 Range $486.57 - $601.87

Q3 2025

Shares 247,908 Value ($000) $120 Avg Close $464.78 Range $402.70 - $501.56

Q2 2025

Shares 274,574 Value ($000) $111 Avg Close $417.06 Range $384.82 - $495.18

Q1 2025

Shares 276,374 Value ($000) $138 Avg Close $539.78 Range $482.97 - $608.82

Q4 2024

Shares 276,820 Value ($000) $144 Avg Close $547.53 Range $491.20 - $617.36

Q3 2024

Shares 288,080 Value ($000) $178 Avg Close $589.13 Range $525.78 - $624.81

Q2 2024

Shares 288,539 Value ($000) $160 Avg Close $569.75 Range $526.69 - $598.64

Q1 2024

Shares 290,706 Value ($000) $169 Avg Close $557.71 Range $524.04 - $600.06

Q4 2023

Shares 296,833 Value ($000) $158 Avg Close $480.76 Range $412.73 - $532.66

Q3 2023

Shares 298,645 Value ($000) $151 Avg Close $528.90 Range $491.51 - $575.69

Q2 2023

Shares 308,909 Value ($000) $161 Avg Close $535.25 Range $494.39 - $588.28

Q1 2023

Shares 311,191 Value ($000) $179 Avg Close $558.70 Range $518.14 - $604.43

Q4 2022

Shares 313,671 Value ($000) $173 Avg Close $524.96 Range $471.30 - $579.21

Q3 2022

Shares 316,629 Value ($000) $160,591 Avg Close $554.13 Range $500.83 - $604.99

Q2 2022

Shares 314,871 Value ($000) $171,063 Avg Close $544.70 Range $492.89 - $611.86

Q1 2022

Shares 315,530 Value ($000) $186,368 Avg Close $568.16 Range $508.25 - $656.92

Q4 2021

Shares 325,370 Value ($000) $217,100 Avg Close $617.25 Range $545.68 - $664.90

Q3 2021

Shares 332,744 Value ($000) $190,107 Avg Close $542.36 Range $497.26 - $609.86

Q2 2021

Shares 338,715 Value ($000) $170,872 Avg Close $466.00 Range $433.25 - $504.51

Q1 2021

Shares 342,550 Value ($000) $156,333 Avg Close $471.13 Range $427.86 - $519.72

Q4 2020

Shares 342,963 Value ($000) $159,745 Avg Close $462.59 Range $427.16 - $525.38

Q3 2020

Shares 356,922 Value ($000) $157,588 Avg Close $407.40 Range $352.00 - $438.79

Q2 2020

Shares 451,244 Value ($000) $163,504 Avg Close $330.32 Range $266.44 - $358.87

Q1 2020

Shares 452,582 Value ($000) $128,352 Avg Close $310.51 Range $246.54 - $336.98

Q4 2019

Shares 459,321 Value ($000) $149,220 Avg Close $298.40 Range $266.00 - $325.05

Q3 2019

Shares 460,531 Value ($000) $134,139 Avg Close $281.62 Range $262.06 - $300.37

Q2 2019

Shares 461,272 Value ($000) $135,466 Avg Close $270.70 Range $248.84 - $293.42

Q1 2019

Shares 466,601 Value ($000) $127,718 Avg Close $244.42 Range $206.29 - $269.21

Q4 2018

Shares 459,985 Value ($000) $102,940 Avg Close $230.26 Range $204.59 - $249.16

Q3 2018

Shares 460,154 Value ($000) $112,314 Avg Close $225.62 Range $199.95 - $240.42

Q2 2018

Shares 460,229 Value ($000) $95,332 Avg Close $208.02 Range $195.82 - $217.41

Q1 2018

Shares 468,541 Value ($000) $96,735 Avg Close $205.54 Range $186.40 - $221.70

Q4 2017

Shares 481,923 Value ($000) $91,508 Avg Close $187.44 Range $177.57 - $196.84

Q3 2017

Shares 400,386 Value ($000) $75,753 Avg Close $177.07 Range $166.25 - $189.94

Q2 2017

Shares 404,587 Value ($000) $70,588 Avg Close $164.09 Range $148.20 - $172.95

Q1 2017

Shares 405,304 Value ($000) $62,255 Avg Close $149.18 Range $136.61 - $157.89

Q4 2016

Shares 407,252 Value ($000) $57,463 Avg Close $143.74 Range $135.56 - $156.06

Q3 2016

Shares 411,357 Value ($000) $65,430 Avg Close $150.09 Range $139.26 - $156.47

Q2 2016

Shares 435,558 Value ($000) $64,358 Avg Close $143.61 Range $136.38 - $150.60

Q1 2016

Shares 440,407 Value ($000) $62,357 Avg Close $130.26 Range $116.37 - $138.34

Q4 2015

Shares 418,210 Value ($000) $59,323 Avg Close $129.50 Range $116.40 - $139.59

Q3 2015

Shares 219,545 Value ($000) $26,846 Avg Close $126.34 Range $113.67 - $136.94

Q2 2015

Shares 221,629 Value ($000) $28,759 Avg Close $126.27 Range $121.29 - $130.90

Q1 2015

Shares 224,877 Value ($000) $30,210 Avg Close $124.72 Range $117.56 - $134.63

Q4 2014

Shares 227,782 Value ($000) $28,539 Avg Close $117.50 Range $103.69 - $125.37

Q3 2014

Shares 228,000 Value ($000) $27,748 Avg Close $117.35 Range $112.28 - $122.75

Q2 2014

Shares 229,846 Value ($000) $27,122 Avg Close $113.45 Range $107.95 - $118.89

Q1 2014

Shares 229,691 Value ($000) $27,618 Avg Close $114.47 Range $105.00 - $122.85

Q4 2013

Shares 206,671 Value ($000) $23,013 Avg Close $95.60 Range $86.22 - $107.27

Q3 2013

Shares 176,760 Value ($000) $16,288 Avg Close $86.81 Range $81.00 - $91.06

Q2 2013

Shares 139,174 Value ($000) $11,778 Avg Close $79.76 Range $72.10 - $85.73

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	241,101	$140	$565.16	$486.57 - $601.87
Q3 2025	247,908	$120	$464.78	$402.70 - $501.56
Q2 2025	274,574	$111	$417.06	$384.82 - $495.18
Q1 2025	276,374	$138	$539.78	$482.97 - $608.82
Q4 2024	276,820	$144	$547.53	$491.20 - $617.36
Q3 2024	288,080	$178	$589.13	$525.78 - $624.81
Q2 2024	288,539	$160	$569.75	$526.69 - $598.64
Q1 2024	290,706	$169	$557.71	$524.04 - $600.06
Q4 2023	296,833	$158	$480.76	$412.73 - $532.66
Q3 2023	298,645	$151	$528.90	$491.51 - $575.69
Q2 2023	308,909	$161	$535.25	$494.39 - $588.28
Q1 2023	311,191	$179	$558.70	$518.14 - $604.43
Q4 2022	313,671	$173	$524.96	$471.30 - $579.21
Q3 2022	316,629	$160,591	$554.13	$500.83 - $604.99
Q2 2022	314,871	$171,063	$544.70	$492.89 - $611.86
Q1 2022	315,530	$186,368	$568.16	$508.25 - $656.92
Q4 2021	325,370	$217,100	$617.25	$545.68 - $664.90
Q3 2021	332,744	$190,107	$542.36	$497.26 - $609.86
Q2 2021	338,715	$170,872	$466.00	$433.25 - $504.51
Q1 2021	342,550	$156,333	$471.13	$427.86 - $519.72
Q4 2020	342,963	$159,745	$462.59	$427.16 - $525.38
Q3 2020	356,922	$157,588	$407.40	$352.00 - $438.79
Q2 2020	451,244	$163,504	$330.32	$266.44 - $358.87
Q1 2020	452,582	$128,352	$310.51	$246.54 - $336.98
Q4 2019	459,321	$149,220	$298.40	$266.00 - $325.05
Q3 2019	460,531	$134,139	$281.62	$262.06 - $300.37
Q2 2019	461,272	$135,466	$270.70	$248.84 - $293.42
Q1 2019	466,601	$127,718	$244.42	$206.29 - $269.21
Q4 2018	459,985	$102,940	$230.26	$204.59 - $249.16
Q3 2018	460,154	$112,314	$225.62	$199.95 - $240.42
Q2 2018	460,229	$95,332	$208.02	$195.82 - $217.41
Q1 2018	468,541	$96,735	$205.54	$186.40 - $221.70
Q4 2017	481,923	$91,508	$187.44	$177.57 - $196.84
Q3 2017	400,386	$75,753	$177.07	$166.25 - $189.94
Q2 2017	404,587	$70,588	$164.09	$148.20 - $172.95
Q1 2017	405,304	$62,255	$149.18	$136.61 - $157.89
Q4 2016	407,252	$57,463	$143.74	$135.56 - $156.06
Q3 2016	411,357	$65,430	$150.09	$139.26 - $156.47
Q2 2016	435,558	$64,358	$143.61	$136.38 - $150.60
Q1 2016	440,407	$62,357	$130.26	$116.37 - $138.34
Q4 2015	418,210	$59,323	$129.50	$116.40 - $139.59
Q3 2015	219,545	$26,846	$126.34	$113.67 - $136.94
Q2 2015	221,629	$28,759	$126.27	$121.29 - $130.90
Q1 2015	224,877	$30,210	$124.72	$117.56 - $134.63
Q4 2014	227,782	$28,539	$117.50	$103.69 - $125.37
Q3 2014	228,000	$27,748	$117.35	$112.28 - $122.75
Q2 2014	229,846	$27,122	$113.45	$107.95 - $118.89
Q1 2014	229,691	$27,618	$114.47	$105.00 - $122.85
Q4 2013	206,671	$23,013	$95.60	$86.22 - $107.27
Q3 2013	176,760	$16,288	$86.81	$81.00 - $91.06
Q2 2013	139,174	$11,778	$79.76	$72.10 - $85.73