ICON PLC

Ticker: ICLR CUSIP: G4705A100 Class: SHS

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q4 2025

Shares 156,052 Value ($000) $28,436 Avg Close $178.08 Range $154.12 - $198.30

Q3 2025

Shares 157,033 Value ($000) $27,481 Avg Close $167.36 Range $139.15 - $211.00

Q2 2025

Shares 155,062 Value ($000) $22,554 Avg Close $141.84 Range $125.10 - $175.88

Q1 2025

Shares 147,955 Value ($000) $25,891 Avg Close $193.87 Range $168.00 - $228.29

Q4 2024

Shares 152,597 Value ($000) $32,001 Avg Close $233.52 Range $183.38 - $303.69

Q3 2024

Shares 159,815 Value ($000) $45,916 Avg Close $315.33 Range $269.08 - $347.72

Q2 2024

Shares 159,599 Value ($000) $50,030 Avg Close $313.39 Range $287.02 - $338.98

Q1 2024

Shares 150,911 Value ($000) $50,699 Avg Close $294.81 Range $244.59 - $344.77

Q4 2023

Shares 155,573 Value ($000) $44,038 Avg Close $258.75 Range $221.20 - $288.50

Q3 2023

Shares 153,508 Value ($000) $37,801 Avg Close $252.02 Range $233.81 - $268.07

Q2 2023

Shares 149,666 Value ($000) $37,446 Avg Close $212.31 Range $181.92 - $252.15

Q1 2023

Shares 156,796 Value ($000) $33,490 Avg Close $222.55 Range $190.73 - $247.47

Q4 2022

Shares 179,432 Value ($000) $34,855 Avg Close $198.26 Range $171.43 - $229.84

Q3 2022

Shares 177,873 Value ($000) $32,689 Avg Close $217.64 Range $179.95 - $249.62

Q2 2022

Shares 158,061 Value ($000) $34,252 Avg Close $224.24 Range $196.34 - $263.62

Q1 2022

Shares 167,641 Value ($000) $40,774 Avg Close $250.60 Range $208.13 - $312.28

Q4 2021

Shares 173,983 Value ($000) $53,883 Avg Close $279.80 Range $254.34 - $313.00

Q3 2021

Shares 177,255 Value ($000) $46,444 Avg Close $243.05 Range $205.10 - $301.72

Q2 2021

Shares 120,176 Value ($000) $24,842 Avg Close $215.79 Range $193.25 - $234.22

Q1 2021

Shares 126,430 Value ($000) $24,827 Avg Close $197.42 Range $168.76 - $223.62

Q4 2020

Shares 125,363 Value ($000) $24,443 Avg Close $195.53 Range $177.52 - $215.29

Q3 2020

Shares 119,974 Value ($000) $22,926 Avg Close $183.83 Range $166.66 - $199.83

Q2 2020

Shares 116,741 Value ($000) $19,666 Avg Close $157.56 Range $127.00 - $173.77

Q1 2020

Shares 121,529 Value ($000) $16,528 Avg Close $160.09 Range $104.28 - $178.99

Q4 2019

Shares 127,571 Value ($000) $21,972 Avg Close $154.22 Range $138.50 - $172.45

Q3 2019

Shares 119,649 Value ($000) $17,629 Avg Close $153.57 Range $145.33 - $165.14

Q2 2019

Shares 95,717 Value ($000) $14,738 Avg Close $140.24 Range $128.52 - $154.40

Q1 2019

Shares 107,271 Value ($000) $14,651 Avg Close $136.30 Range $118.10 - $147.31

Q4 2018

Shares 108,048 Value ($000) $13,961 Avg Close $138.12 Range $119.08 - $155.33

Q3 2018

Shares 123,162 Value ($000) $18,936 Avg Close $143.37 Range $130.22 - $154.10

Q2 2018

Shares 142,876 Value ($000) $18,935 Avg Close $124.66 Range $110.21 - $138.17

Q1 2018

Shares 148,055 Value ($000) $17,491 Avg Close $114.70 Range $101.22 - $124.65

Q4 2017

Shares 137,277 Value ($000) $15,396 Avg Close $115.23 Range $110.54 - $124.48

Q3 2017

Shares 131,392 Value ($000) $14,963 Avg Close $106.27 Range $96.03 - $117.53

Q2 2017

Shares 131,200 Value ($000) $12,830 Avg Close $88.44 Range $76.46 - $100.87

Q1 2017

Shares 126,400 Value ($000) $10,077 Avg Close $81.89 Range $74.30 - $88.90

Q4 2016

Shares 120,900 Value ($000) $9,092 Avg Close $77.66 Range $73.76 - $85.74

Q3 2016

Shares 151,800 Value ($000) $11,745 Avg Close $75.14 Range $69.05 - $79.61

Q2 2016

Shares 150,300 Value ($000) $10,523 Avg Close $68.64 Range $62.31 - $77.08

Q1 2016

Shares 161,000 Value ($000) $12,091 Avg Close $70.08 Range $64.08 - $77.79

Q4 2015

Shares 172,100 Value ($000) $13,372 Avg Close $71.41 Range $63.20 - $78.88

Q3 2015

Shares 172,100 Value ($000) $12,214 Avg Close $75.27 Range $64.27 - $84.14

Q2 2015

Shares 176,400 Value ($000) $11,872 Avg Close $67.47 Range $62.36 - $71.80

Q1 2015

Shares 177,900 Value ($000) $10,286 Avg Close $61.98 Range $50.91 - $72.40

Q4 2014

Shares 177,900 Value ($000) $10,286 Avg Close $53.92 Range $49.75 - $59.81

Q3 2014

Shares 188,105 Value ($000) $10,765 Avg Close $51.48 Range $45.50 - $57.98

Q2 2014

Shares 130,605 Value ($000) $6,153 Avg Close $43.18 Range $35.33 - $49.39

Q1 2014

Shares 125,135 Value ($000) $5,493 Avg Close $44.59 Range $38.91 - $50.00

Q4 2013

Shares 116,715 Value ($000) $4,646 Avg Close $39.76 Range $36.42 - $44.23

Q3 2013

Shares 122,000 Value ($000) $4,993 Avg Close $38.50 Range $35.50 - $41.29

Q2 2013

Shares 98,200 Value ($000) $3,479 Avg Close $32.90 Range $29.07 - $36.71

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	156,052	$28,436	$178.08	$154.12 - $198.30
Q3 2025	157,033	$27,481	$167.36	$139.15 - $211.00
Q2 2025	155,062	$22,554	$141.84	$125.10 - $175.88
Q1 2025	147,955	$25,891	$193.87	$168.00 - $228.29
Q4 2024	152,597	$32,001	$233.52	$183.38 - $303.69
Q3 2024	159,815	$45,916	$315.33	$269.08 - $347.72
Q2 2024	159,599	$50,030	$313.39	$287.02 - $338.98
Q1 2024	150,911	$50,699	$294.81	$244.59 - $344.77
Q4 2023	155,573	$44,038	$258.75	$221.20 - $288.50
Q3 2023	153,508	$37,801	$252.02	$233.81 - $268.07
Q2 2023	149,666	$37,446	$212.31	$181.92 - $252.15
Q1 2023	156,796	$33,490	$222.55	$190.73 - $247.47
Q4 2022	179,432	$34,855	$198.26	$171.43 - $229.84
Q3 2022	177,873	$32,689	$217.64	$179.95 - $249.62
Q2 2022	158,061	$34,252	$224.24	$196.34 - $263.62
Q1 2022	167,641	$40,774	$250.60	$208.13 - $312.28
Q4 2021	173,983	$53,883	$279.80	$254.34 - $313.00
Q3 2021	177,255	$46,444	$243.05	$205.10 - $301.72
Q2 2021	120,176	$24,842	$215.79	$193.25 - $234.22
Q1 2021	126,430	$24,827	$197.42	$168.76 - $223.62
Q4 2020	125,363	$24,443	$195.53	$177.52 - $215.29
Q3 2020	119,974	$22,926	$183.83	$166.66 - $199.83
Q2 2020	116,741	$19,666	$157.56	$127.00 - $173.77
Q1 2020	121,529	$16,528	$160.09	$104.28 - $178.99
Q4 2019	127,571	$21,972	$154.22	$138.50 - $172.45
Q3 2019	119,649	$17,629	$153.57	$145.33 - $165.14
Q2 2019	95,717	$14,738	$140.24	$128.52 - $154.40
Q1 2019	107,271	$14,651	$136.30	$118.10 - $147.31
Q4 2018	108,048	$13,961	$138.12	$119.08 - $155.33
Q3 2018	123,162	$18,936	$143.37	$130.22 - $154.10
Q2 2018	142,876	$18,935	$124.66	$110.21 - $138.17
Q1 2018	148,055	$17,491	$114.70	$101.22 - $124.65
Q4 2017	137,277	$15,396	$115.23	$110.54 - $124.48
Q3 2017	131,392	$14,963	$106.27	$96.03 - $117.53
Q2 2017	131,200	$12,830	$88.44	$76.46 - $100.87
Q1 2017	126,400	$10,077	$81.89	$74.30 - $88.90
Q4 2016	120,900	$9,092	$77.66	$73.76 - $85.74
Q3 2016	151,800	$11,745	$75.14	$69.05 - $79.61
Q2 2016	150,300	$10,523	$68.64	$62.31 - $77.08
Q1 2016	161,000	$12,091	$70.08	$64.08 - $77.79
Q4 2015	172,100	$13,372	$71.41	$63.20 - $78.88
Q3 2015	172,100	$12,214	$75.27	$64.27 - $84.14
Q2 2015	176,400	$11,872	$67.47	$62.36 - $71.80
Q1 2015	177,900	$10,286	$61.98	$50.91 - $72.40
Q4 2014	177,900	$10,286	$53.92	$49.75 - $59.81
Q3 2014	188,105	$10,765	$51.48	$45.50 - $57.98
Q2 2014	130,605	$6,153	$43.18	$35.33 - $49.39
Q1 2014	125,135	$5,493	$44.59	$38.91 - $50.00
Q4 2013	116,715	$4,646	$39.76	$36.42 - $44.23
Q3 2013	122,000	$4,993	$38.50	$35.50 - $41.29
Q2 2013	98,200	$3,479	$32.90	$29.07 - $36.71