ARCH CAP GROUP LTD

Ticker: ACGL CUSIP: G0450A105 Class: COM

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q4 2025

Shares 1,548,042 Value ($000) $148,488 Avg Close $91.50 Range $82.45 - $97.60

Q3 2025

Shares 1,029,515 Value ($000) $93,408 Avg Close $89.67 Range $84.81 - $94.51

Q2 2025

Shares 516,636 Value ($000) $47,040 Avg Close $92.27 Range $82.49 - $96.92

Q1 2025

Shares 469,201 Value ($000) $45,128 Avg Close $92.28 Range $87.42 - $97.40

Q4 2024

Shares 1,062,324 Value ($000) $98,106 Avg Close $98.18 Range $88.53 - $110.75

Q3 2024

Shares 980,567 Value ($000) $109,706 Avg Close $98.89 Range $89.46 - $109.06

Q2 2024

Shares 1,050,428 Value ($000) $105,978 Avg Close $92.47 Range $84.85 - $98.69

Q1 2024

Shares 1,159,719 Value ($000) $107,204 Avg Close $80.40 Range $70.63 - $88.03

Q4 2023

Shares 1,152,568 Value ($000) $85,601 Avg Close $77.71 Range $69.27 - $86.20

Q3 2023

Shares 1,122,667 Value ($000) $89,488 Avg Close $74.00 Range $68.78 - $80.66

Q2 2023

Shares 1,061,599 Value ($000) $79,461 Avg Close $68.76 Range $63.88 - $74.46

Q1 2023

Shares 916,514 Value ($000) $62,204 Avg Close $62.49 Range $57.72 - $68.73

Q4 2022

Shares 682,925 Value ($000) $42,874 Avg Close $53.09 Range $42.43 - $60.74

Q3 2022

Shares 631,582 Value ($000) $28,767 Avg Close $42.96 Range $39.03 - $45.57

Q2 2022

Shares 530,379 Value ($000) $24,129 Avg Close $44.08 Range $40.02 - $48.24

Q1 2022

Shares 556,517 Value ($000) $26,949 Avg Close $44.21 Range $41.45 - $46.74

Q4 2021

Shares 95,449 Value ($000) $4,243 Avg Close $40.35 Range $35.60 - $42.71

Q3 2021

Shares 31,116 Value ($000) $1,188 Avg Close $37.66 Range $34.74 - $40.45

Q2 2021

Shares 21,066 Value ($000) $821 Avg Close $37.65 Range $35.16 - $39.25

Q1 2021

Shares 9,692 Value ($000) $372 Avg Close $33.84 Range $29.70 - $37.41

Q4 2020

Shares 48,396 Value ($000) $1,746 Avg Close $31.21 Range $27.15 - $34.38

Q3 2020

Shares 37,477 Value ($000) $1,096 Avg Close $28.99 Range $24.93 - $32.03

Q2 2020

Shares 39,677 Value ($000) $1,137 Avg Close $26.29 Range $19.90 - $34.00

Q1 2020

Shares 943,400 Value ($000) $26,854 Avg Close $38.54 Range $21.43 - $45.95

Q4 2019

Shares 1,119,225 Value ($000) $48,003 Avg Close $39.45 Range $38.15 - $40.92

Q3 2019

Shares 908,302 Value ($000) $38,133 Avg Close $37.49 Range $35.20 - $40.76

Q2 2019

Shares 853,217 Value ($000) $31,639 Avg Close $32.43 Range $30.49 - $35.41

Q1 2019

Shares 645,596 Value ($000) $20,862 Avg Close $28.95 Range $23.84 - $31.43

Q4 2018

Shares 65,525 Value ($000) $1,751 Avg Close $26.29 Range $23.57 - $28.53

Q3 2018

Shares 59,506 Value ($000) $1,773 Avg Close $28.28 Range $24.96 - $29.78

Q2 2018

Shares 64,935 Value ($000) $1,719 Avg Close $25.54 Range $24.44 - $27.51

Q1 2018

Shares 83,400 Value ($000) $7,138 Avg Close $27.98 Range $26.36 - $30.04

Q4 2017

Shares 958,498 Value ($000) $87,004 Avg Close $30.41 Range $28.31 - $32.52

Q3 2017

Shares 1,016,075 Value ($000) $100,085 Avg Close $30.68 Range $28.69 - $31.53

Q2 2017

Shares 1,037,064 Value ($000) $96,749 Avg Close $30.16 Range $29.16 - $31.45

Q1 2017

Shares 1,059,972 Value ($000) $100,453 Avg Close $29.06 Range $26.69 - $30.44

Q4 2016

Shares 983,910 Value ($000) $84,901 Avg Close $25.85 Range $24.24 - $28.02

Q3 2016

Shares 981,173 Value ($000) $77,767 Avg Close $24.20 Range $21.82 - $26.99

Q2 2016

Shares 999,028 Value ($000) $71,928 Avg Close $22.46 Range $21.40 - $23.18

Q1 2016

Shares 1,065,907 Value ($000) $75,782 Avg Close $21.66 Range $18.96 - $22.72

Q4 2015

Shares 1,052,497 Value ($000) $73,414 Avg Close $23.38 Range $21.55 - $24.98

Q3 2015

Shares 918,954 Value ($000) $67,517 Avg Close $22.28 Range $20.37 - $23.77

Q2 2015

Shares 699,881 Value ($000) $46,864 Avg Close $20.18 Range $18.95 - $21.56

Q1 2015

Shares 378,033 Value ($000) $23,289 Avg Close $19.04 Range $18.28 - $19.97

Q4 2014

Shares 362,540 Value ($000) $21,427 Avg Close $18.04 Range $16.64 - $19.05

Q3 2014

Shares 379,967 Value ($000) $20,794 Avg Close $17.54 Range $16.79 - $18.46

Q2 2014

Shares 396,514 Value ($000) $22,776 Avg Close $18.11 Range $17.63 - $18.55

Q1 2014

Shares 381,712 Value ($000) $21,964 Avg Close $17.63 Range $16.56 - $18.88

Q4 2013

Shares 333,372 Value ($000) $19,899 Avg Close $18.24 Range $17.07 - $18.95

Q3 2013

Shares 322,596 Value ($000) $17,462 Avg Close $17.00 Range $16.17 - $17.71

Q2 2013

Shares 295,079 Value ($000) $15,169 Avg Close $16.55 Range $15.68 - $17.32

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,548,042	$148,488	$91.50	$82.45 - $97.60
Q3 2025	1,029,515	$93,408	$89.67	$84.81 - $94.51
Q2 2025	516,636	$47,040	$92.27	$82.49 - $96.92
Q1 2025	469,201	$45,128	$92.28	$87.42 - $97.40
Q4 2024	1,062,324	$98,106	$98.18	$88.53 - $110.75
Q3 2024	980,567	$109,706	$98.89	$89.46 - $109.06
Q2 2024	1,050,428	$105,978	$92.47	$84.85 - $98.69
Q1 2024	1,159,719	$107,204	$80.40	$70.63 - $88.03
Q4 2023	1,152,568	$85,601	$77.71	$69.27 - $86.20
Q3 2023	1,122,667	$89,488	$74.00	$68.78 - $80.66
Q2 2023	1,061,599	$79,461	$68.76	$63.88 - $74.46
Q1 2023	916,514	$62,204	$62.49	$57.72 - $68.73
Q4 2022	682,925	$42,874	$53.09	$42.43 - $60.74
Q3 2022	631,582	$28,767	$42.96	$39.03 - $45.57
Q2 2022	530,379	$24,129	$44.08	$40.02 - $48.24
Q1 2022	556,517	$26,949	$44.21	$41.45 - $46.74
Q4 2021	95,449	$4,243	$40.35	$35.60 - $42.71
Q3 2021	31,116	$1,188	$37.66	$34.74 - $40.45
Q2 2021	21,066	$821	$37.65	$35.16 - $39.25
Q1 2021	9,692	$372	$33.84	$29.70 - $37.41
Q4 2020	48,396	$1,746	$31.21	$27.15 - $34.38
Q3 2020	37,477	$1,096	$28.99	$24.93 - $32.03
Q2 2020	39,677	$1,137	$26.29	$19.90 - $34.00
Q1 2020	943,400	$26,854	$38.54	$21.43 - $45.95
Q4 2019	1,119,225	$48,003	$39.45	$38.15 - $40.92
Q3 2019	908,302	$38,133	$37.49	$35.20 - $40.76
Q2 2019	853,217	$31,639	$32.43	$30.49 - $35.41
Q1 2019	645,596	$20,862	$28.95	$23.84 - $31.43
Q4 2018	65,525	$1,751	$26.29	$23.57 - $28.53
Q3 2018	59,506	$1,773	$28.28	$24.96 - $29.78
Q2 2018	64,935	$1,719	$25.54	$24.44 - $27.51
Q1 2018	83,400	$7,138	$27.98	$26.36 - $30.04
Q4 2017	958,498	$87,004	$30.41	$28.31 - $32.52
Q3 2017	1,016,075	$100,085	$30.68	$28.69 - $31.53
Q2 2017	1,037,064	$96,749	$30.16	$29.16 - $31.45
Q1 2017	1,059,972	$100,453	$29.06	$26.69 - $30.44
Q4 2016	983,910	$84,901	$25.85	$24.24 - $28.02
Q3 2016	981,173	$77,767	$24.20	$21.82 - $26.99
Q2 2016	999,028	$71,928	$22.46	$21.40 - $23.18
Q1 2016	1,065,907	$75,782	$21.66	$18.96 - $22.72
Q4 2015	1,052,497	$73,414	$23.38	$21.55 - $24.98
Q3 2015	918,954	$67,517	$22.28	$20.37 - $23.77
Q2 2015	699,881	$46,864	$20.18	$18.95 - $21.56
Q1 2015	378,033	$23,289	$19.04	$18.28 - $19.97
Q4 2014	362,540	$21,427	$18.04	$16.64 - $19.05
Q3 2014	379,967	$20,794	$17.54	$16.79 - $18.46
Q2 2014	396,514	$22,776	$18.11	$17.63 - $18.55
Q1 2014	381,712	$21,964	$17.63	$16.56 - $18.88
Q4 2013	333,372	$19,899	$18.24	$17.07 - $18.95
Q3 2013	322,596	$17,462	$17.00	$16.17 - $17.71
Q2 2013	295,079	$15,169	$16.55	$15.68 - $17.32