COLUMBIA BKG SYS INC

Ticker: COLB CUSIP: 197236102 Class: Common Stock

Arizona State Retirement System's Holding History (CIK: 0001558481)

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

Q4 2025

Shares 83,340 Value ($000) $2,329 Avg Close $26.85 Range $23.52 - $29.61

Q3 2025

Shares 88,450 Value ($000) $2,277 Avg Close $24.85 Range $22.17 - $27.12

Q2 2025

Shares 61,295 Value ($000) $1,433 Avg Close $22.35 Range $18.81 - $24.78

Q1 2025

Shares 60,103 Value ($000) $1,499 Avg Close $25.32 Range $22.65 - $27.61

Q4 2024

Shares 60,758 Value ($000) $1,641 Avg Close $26.94 Range $23.43 - $30.73

Q3 2024

Shares 60,289 Value ($000) $1,574 Avg Close $22.09 Range $17.58 - $24.95

Q2 2024

Shares 58,406 Value ($000) $1,162 Avg Close $17.32 Range $15.45 - $18.88

Q1 2024

Shares 57,321 Value ($000) $1,109 Avg Close $18.38 Range $15.54 - $24.11

Q4 2023

Shares 58,305 Value ($000) $1,556 Avg Close $19.53 Range $15.67 - $24.93

Q3 2023

Shares 59,354 Value ($000) $1,205 Avg Close $18.00 Range $15.99 - $20.33

Q2 2023

Shares 58,546 Value ($000) $1,187 Avg Close $17.89 Range $14.76 - $20.57

Q1 2023

Shares 60,259 Value ($000) $1,291 Avg Close $23.29 Range $16.49 - $27.97

Q4 2022

Shares 22,193 Value ($000) $669 Avg Close $26.45 Range $23.68 - $29.63

Q3 2022

Shares 21,370 Value ($000) $617 Avg Close $24.81 Range $22.71 - $27.11

Q2 2022

Shares 21,284 Value ($000) $610 Avg Close $24.00 Range $22.05 - $26.58

Q1 2022

Shares 21,226 Value ($000) $685 Avg Close $28.29 Range $25.94 - $30.41

Q4 2021

Shares 21,117 Value ($000) $691 Avg Close $27.76 Range $24.13 - $32.46

Q3 2021

Shares 19,539 Value ($000) $742 Avg Close $28.29 Range $25.95 - $31.70

Q2 2021

Shares 19,462 Value ($000) $750 Avg Close $33.46 Range $30.04 - $35.35

Q1 2021

Shares 20,845 Value ($000) $898 Avg Close $34.13 Range $27.00 - $39.77

Q4 2020

Shares 20,769 Value ($000) $746 Avg Close $24.08 Range $18.04 - $28.07

Q3 2020

Shares 21,595 Value ($000) $515 Avg Close $21.23 Range $17.46 - $24.83

Q2 2020

Shares 16,282 Value ($000) $462 Avg Close $19.36 Range $14.61 - $23.93

Q1 2020

Shares 16,935 Value ($000) $454 Avg Close $26.37 Range $16.50 - $30.72

Q4 2019

Shares 48,103 Value ($000) $1,957 Avg Close $28.93 Range $25.93 - $30.83

Q3 2019

Shares 85,665 Value ($000) $3,161 Avg Close $26.32 Range $24.40 - $28.14

Q2 2019

Shares 114,101 Value ($000) $4,128 Avg Close $25.85 Range $23.83 - $27.76

Q1 2019

Shares 113,024 Value ($000) $3,695 Avg Close $26.24 Range $22.24 - $28.02

Q4 2018

Shares 112,817 Value ($000) $4,094 Avg Close $26.74 Range $22.25 - $29.45

Q3 2018

Shares 106,289 Value ($000) $4,121 Avg Close $29.39 Range $27.14 - $30.95

Q2 2018

Shares 106,580 Value ($000) $4,359 Avg Close $30.05 Range $27.72 - $31.69

Q1 2018

Shares 115,233 Value ($000) $4,834 Avg Close $30.33 Range $27.89 - $32.56

Q4 2017

Shares 122,733 Value ($000) $5,332 Avg Close $30.37 Range $28.50 - $33.50

Q3 2017

Shares 30,259 Value ($000) $1,274 Avg Close $26.76 Range $24.74 - $29.77

Q2 2017

Shares 30,459 Value ($000) $1,214 Avg Close $26.82 Range $24.90 - $28.62

Q1 2017

Shares 30,259 Value ($000) $1,180 Avg Close $27.57 Range $24.96 - $31.16

Q4 2016

Shares 29,859 Value ($000) $1,334 Avg Close $25.64 Range $21.40 - $30.88

Q3 2016

Shares 30,059 Value ($000) $984 Avg Close $20.96 Range $17.45 - $22.43

Q2 2016

Shares 30,159 Value ($000) $846 Avg Close $19.43 Range $17.42 - $20.90

Q1 2016

Shares 29,559 Value ($000) $884 Avg Close $19.19 Range $17.45 - $20.84

Q4 2015

Shares 28,659 Value ($000) $932 Avg Close $21.56 Range $18.94 - $23.51

Q3 2015

Shares 27,759 Value ($000) $866 Avg Close $20.19 Range $18.36 - $21.62

Q4 2014

Shares 37,322 Value ($000) $1,030 Avg Close $16.65 Range $14.67 - $17.82

Q3 2014

Shares 36,522 Value ($000) $906 Avg Close $15.78 Range $14.87 - $16.51

Q2 2014

Shares 37,322 Value ($000) $981 Avg Close $15.72 Range $14.32 - $17.62

Q1 2014

Shares 36,722 Value ($000) $1,047 Avg Close $16.21 Range $14.88 - $18.25

Q4 2013

Shares 40,822 Value ($000) $1,123 Avg Close $15.66 Range $14.02 - $16.97

Q3 2013

Shares 45,822 Value ($000) $1,131 Avg Close $14.59 Range $13.80 - $15.23

Q2 2013

Shares 45,522 Value ($000) $1,083 Avg Close $12.82 Range $11.72 - $14.17

Q1 2013

Shares 46,022 Value ($000) $1,011 Avg Close $11.92 Range $10.74 - $13.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	83,340	$2,329	$26.85	$23.52 - $29.61
Q3 2025	88,450	$2,277	$24.85	$22.17 - $27.12
Q2 2025	61,295	$1,433	$22.35	$18.81 - $24.78
Q1 2025	60,103	$1,499	$25.32	$22.65 - $27.61
Q4 2024	60,758	$1,641	$26.94	$23.43 - $30.73
Q3 2024	60,289	$1,574	$22.09	$17.58 - $24.95
Q2 2024	58,406	$1,162	$17.32	$15.45 - $18.88
Q1 2024	57,321	$1,109	$18.38	$15.54 - $24.11
Q4 2023	58,305	$1,556	$19.53	$15.67 - $24.93
Q3 2023	59,354	$1,205	$18.00	$15.99 - $20.33
Q2 2023	58,546	$1,187	$17.89	$14.76 - $20.57
Q1 2023	60,259	$1,291	$23.29	$16.49 - $27.97
Q4 2022	22,193	$669	$26.45	$23.68 - $29.63
Q3 2022	21,370	$617	$24.81	$22.71 - $27.11
Q2 2022	21,284	$610	$24.00	$22.05 - $26.58
Q1 2022	21,226	$685	$28.29	$25.94 - $30.41
Q4 2021	21,117	$691	$27.76	$24.13 - $32.46
Q3 2021	19,539	$742	$28.29	$25.95 - $31.70
Q2 2021	19,462	$750	$33.46	$30.04 - $35.35
Q1 2021	20,845	$898	$34.13	$27.00 - $39.77
Q4 2020	20,769	$746	$24.08	$18.04 - $28.07
Q3 2020	21,595	$515	$21.23	$17.46 - $24.83
Q2 2020	16,282	$462	$19.36	$14.61 - $23.93
Q1 2020	16,935	$454	$26.37	$16.50 - $30.72
Q4 2019	48,103	$1,957	$28.93	$25.93 - $30.83
Q3 2019	85,665	$3,161	$26.32	$24.40 - $28.14
Q2 2019	114,101	$4,128	$25.85	$23.83 - $27.76
Q1 2019	113,024	$3,695	$26.24	$22.24 - $28.02
Q4 2018	112,817	$4,094	$26.74	$22.25 - $29.45
Q3 2018	106,289	$4,121	$29.39	$27.14 - $30.95
Q2 2018	106,580	$4,359	$30.05	$27.72 - $31.69
Q1 2018	115,233	$4,834	$30.33	$27.89 - $32.56
Q4 2017	122,733	$5,332	$30.37	$28.50 - $33.50
Q3 2017	30,259	$1,274	$26.76	$24.74 - $29.77
Q2 2017	30,459	$1,214	$26.82	$24.90 - $28.62
Q1 2017	30,259	$1,180	$27.57	$24.96 - $31.16
Q4 2016	29,859	$1,334	$25.64	$21.40 - $30.88
Q3 2016	30,059	$984	$20.96	$17.45 - $22.43
Q2 2016	30,159	$846	$19.43	$17.42 - $20.90
Q1 2016	29,559	$884	$19.19	$17.45 - $20.84
Q4 2015	28,659	$932	$21.56	$18.94 - $23.51
Q3 2015	27,759	$866	$20.19	$18.36 - $21.62
Q4 2014	37,322	$1,030	$16.65	$14.67 - $17.82
Q3 2014	36,522	$906	$15.78	$14.87 - $16.51
Q2 2014	37,322	$981	$15.72	$14.32 - $17.62
Q1 2014	36,722	$1,047	$16.21	$14.88 - $18.25
Q4 2013	40,822	$1,123	$15.66	$14.02 - $16.97
Q3 2013	45,822	$1,131	$14.59	$13.80 - $15.23
Q2 2013	45,522	$1,083	$12.82	$11.72 - $14.17
Q1 2013	46,022	$1,011	$11.92	$10.74 - $13.04