ICON PLC

Ticker: ICLR CUSIP: G4705A100 Class: SHS

STATE STREET CORP's Holding History (CIK: 0000093751)

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

Q4 2025

Shares 361,206 Value ($000) $65,819 Avg Close $178.08 Range $154.12 - $198.30

Q3 2025

Shares 358,915 Value ($000) $62,810 Avg Close $167.36 Range $139.15 - $211.00

Q2 2025

Shares 417,586 Value ($000) $60,738 Avg Close $141.84 Range $125.10 - $175.88

Q1 2025

Shares 355,775 Value ($000) $62,257 Avg Close $193.87 Range $168.00 - $228.29

Q4 2024

Shares 340,778 Value ($000) $71,465 Avg Close $233.52 Range $183.38 - $303.69

Q3 2024

Shares 308,100 Value ($000) $88,520 Avg Close $315.33 Range $269.08 - $347.72

Q2 2024

Shares 289,426 Value ($000) $90,726 Avg Close $313.39 Range $287.02 - $338.98

Q1 2024

Shares 1,103,133 Value ($000) $370,598 Avg Close $294.81 Range $244.59 - $344.77

Q4 2023

Shares 1,048,944 Value ($000) $296,925 Avg Close $258.75 Range $221.20 - $288.50

Q3 2023

Shares 997,809 Value ($000) $245,710 Avg Close $252.02 Range $233.81 - $268.07

Q2 2023

Shares 956,296 Value ($000) $239,265 Avg Close $212.31 Range $181.92 - $252.15

Q1 2023

Shares 137,534 Value ($000) $29,376 Avg Close $222.55 Range $190.73 - $247.47

Q4 2022

Shares 132,704 Value ($000) $25,778 Avg Close $198.26 Range $171.43 - $229.84

Q3 2022

Shares 127,472 Value ($000) $23,427 Avg Close $217.64 Range $179.95 - $249.62

Q2 2022

Shares 123,740 Value ($000) $26,814 Avg Close $224.24 Range $196.34 - $263.62

Q1 2022

Shares 122,739 Value ($000) $29,853 Avg Close $250.60 Range $208.13 - $312.28

Q4 2021

Shares 81,119 Value ($000) $25,123 Avg Close $279.80 Range $254.34 - $313.00

Q3 2021

Shares 77,775 Value ($000) $20,379 Avg Close $243.05 Range $205.10 - $301.72

Q2 2021

Shares 72,913 Value ($000) $15,072 Avg Close $215.79 Range $193.25 - $234.22

Q1 2021

Shares 70,881 Value ($000) $13,919 Avg Close $197.42 Range $168.76 - $223.62

Q4 2020

Shares 69,537 Value ($000) $13,558 Avg Close $195.53 Range $177.52 - $215.29

Q3 2020

Shares 90,111 Value ($000) $17,219 Avg Close $183.83 Range $166.66 - $199.83

Q2 2020

Shares 138,431 Value ($000) $23,320 Avg Close $157.56 Range $127.00 - $173.77

Q1 2020

Shares 135,524 Value ($000) $18,431 Avg Close $160.09 Range $104.28 - $178.99

Q4 2019

Shares 109,912 Value ($000) $18,930 Avg Close $154.22 Range $138.50 - $172.45

Q3 2019

Shares 105,652 Value ($000) $15,567 Avg Close $153.57 Range $145.33 - $165.14

Q2 2019

Shares 143,182 Value ($000) $22,046 Avg Close $140.24 Range $128.52 - $154.40

Q1 2019

Shares 111,560 Value ($000) $15,237 Avg Close $136.30 Range $118.10 - $147.31

Q4 2018

Shares 104,885 Value ($000) $13,552 Avg Close $138.12 Range $119.08 - $155.33

Q3 2018

Shares 183,098 Value ($000) $28,151 Avg Close $143.37 Range $130.22 - $154.10

Q2 2018

Shares 209,849 Value ($000) $27,812 Avg Close $124.66 Range $110.21 - $138.17

Q1 2018

Shares 180,032 Value ($000) $21,271 Avg Close $114.70 Range $101.22 - $124.65

Q4 2017

Shares 253,583 Value ($000) $28,439 Avg Close $115.23 Range $110.54 - $124.48

Q3 2017

Shares 203,669 Value ($000) $23,195 Avg Close $106.27 Range $96.03 - $117.53

Q2 2017

Shares 357,997 Value ($000) $35,009 Avg Close $88.44 Range $76.46 - $100.87

Q1 2017

Shares 372,469 Value ($000) $29,693 Avg Close $81.89 Range $74.30 - $88.90

Q4 2016

Shares 348,568 Value ($000) $26,211 Avg Close $77.66 Range $73.76 - $85.74

Q3 2016

Shares 332,964 Value ($000) $25,763 Avg Close $75.14 Range $69.05 - $79.61

Q2 2016

Shares 19,895 Value ($000) $1,392 Avg Close $68.64 Range $62.31 - $77.08

Q1 2016

Shares 20,297 Value ($000) $1,525 Avg Close $70.08 Range $64.08 - $77.79

Q4 2015

Shares 20,501 Value ($000) $1,592 Avg Close $71.41 Range $63.20 - $78.88

Q3 2015

Shares 20,995 Value ($000) $1,491 Avg Close $75.27 Range $64.27 - $84.14

Q2 2015

Shares 18,756 Value ($000) $1,261 Avg Close $67.47 Range $62.36 - $71.80

Q1 2015

Shares 20,374 Value ($000) $1,437 Avg Close $61.98 Range $50.91 - $72.40

Q4 2014

Shares 20,523 Value ($000) $1,046 Avg Close $53.92 Range $49.75 - $59.81

Q3 2014

Shares 14,323 Value ($000) $820 Avg Close $51.48 Range $45.50 - $57.98

Q2 2014

Shares 13,122 Value ($000) $618 Avg Close $43.18 Range $35.33 - $49.39

Q1 2014

Shares 14,338 Value ($000) $682 Avg Close $44.59 Range $38.91 - $50.00

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	361,206	$65,819	$178.08	$154.12 - $198.30
Q3 2025	358,915	$62,810	$167.36	$139.15 - $211.00
Q2 2025	417,586	$60,738	$141.84	$125.10 - $175.88
Q1 2025	355,775	$62,257	$193.87	$168.00 - $228.29
Q4 2024	340,778	$71,465	$233.52	$183.38 - $303.69
Q3 2024	308,100	$88,520	$315.33	$269.08 - $347.72
Q2 2024	289,426	$90,726	$313.39	$287.02 - $338.98
Q1 2024	1,103,133	$370,598	$294.81	$244.59 - $344.77
Q4 2023	1,048,944	$296,925	$258.75	$221.20 - $288.50
Q3 2023	997,809	$245,710	$252.02	$233.81 - $268.07
Q2 2023	956,296	$239,265	$212.31	$181.92 - $252.15
Q1 2023	137,534	$29,376	$222.55	$190.73 - $247.47
Q4 2022	132,704	$25,778	$198.26	$171.43 - $229.84
Q3 2022	127,472	$23,427	$217.64	$179.95 - $249.62
Q2 2022	123,740	$26,814	$224.24	$196.34 - $263.62
Q1 2022	122,739	$29,853	$250.60	$208.13 - $312.28
Q4 2021	81,119	$25,123	$279.80	$254.34 - $313.00
Q3 2021	77,775	$20,379	$243.05	$205.10 - $301.72
Q2 2021	72,913	$15,072	$215.79	$193.25 - $234.22
Q1 2021	70,881	$13,919	$197.42	$168.76 - $223.62
Q4 2020	69,537	$13,558	$195.53	$177.52 - $215.29
Q3 2020	90,111	$17,219	$183.83	$166.66 - $199.83
Q2 2020	138,431	$23,320	$157.56	$127.00 - $173.77
Q1 2020	135,524	$18,431	$160.09	$104.28 - $178.99
Q4 2019	109,912	$18,930	$154.22	$138.50 - $172.45
Q3 2019	105,652	$15,567	$153.57	$145.33 - $165.14
Q2 2019	143,182	$22,046	$140.24	$128.52 - $154.40
Q1 2019	111,560	$15,237	$136.30	$118.10 - $147.31
Q4 2018	104,885	$13,552	$138.12	$119.08 - $155.33
Q3 2018	183,098	$28,151	$143.37	$130.22 - $154.10
Q2 2018	209,849	$27,812	$124.66	$110.21 - $138.17
Q1 2018	180,032	$21,271	$114.70	$101.22 - $124.65
Q4 2017	253,583	$28,439	$115.23	$110.54 - $124.48
Q3 2017	203,669	$23,195	$106.27	$96.03 - $117.53
Q2 2017	357,997	$35,009	$88.44	$76.46 - $100.87
Q1 2017	372,469	$29,693	$81.89	$74.30 - $88.90
Q4 2016	348,568	$26,211	$77.66	$73.76 - $85.74
Q3 2016	332,964	$25,763	$75.14	$69.05 - $79.61
Q2 2016	19,895	$1,392	$68.64	$62.31 - $77.08
Q1 2016	20,297	$1,525	$70.08	$64.08 - $77.79
Q4 2015	20,501	$1,592	$71.41	$63.20 - $78.88
Q3 2015	20,995	$1,491	$75.27	$64.27 - $84.14
Q2 2015	18,756	$1,261	$67.47	$62.36 - $71.80
Q1 2015	20,374	$1,437	$61.98	$50.91 - $72.40
Q4 2014	20,523	$1,046	$53.92	$49.75 - $59.81
Q3 2014	14,323	$820	$51.48	$45.50 - $57.98
Q2 2014	13,122	$618	$43.18	$35.33 - $49.39
Q1 2014	14,338	$682	$44.59	$38.91 - $50.00