COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

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

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

Q4 2025

Shares 126,417 Value ($000) $109,014 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 129,511 Value ($000) $119,879 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 129,683 Value ($000) $128,378 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 132,602 Value ($000) $125,412 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 128,775 Value ($000) $117,993 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 127,083 Value ($000) $112,662 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 128,574 Value ($000) $109,287 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 127,335 Value ($000) $93,289 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 124,562 Value ($000) $82,221 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 125,434 Value ($000) $70,865 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 126,768 Value ($000) $68,249 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 120,849 Value ($000) $60,046 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 120,695 Value ($000) $55,097 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 120,427 Value ($000) $56,874 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 121,654 Value ($000) $58,306 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 121,236 Value ($000) $69,814 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 121,074 Value ($000) $68,734 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 123,406 Value ($000) $55,452 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 124,105 Value ($000) $49,105 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 124,340 Value ($000) $43,827 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 127,397 Value ($000) $48,001 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 134,277 Value ($000) $47,668 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 103,771 Value ($000) $31,464 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 102,779 Value ($000) $29,305 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 102,982 Value ($000) $30,268 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 100,511 Value ($000) $28,958 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 102,984 Value ($000) $27,215 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 101,321 Value ($000) $24,534 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 103,578 Value ($000) $21,100 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 117,892 Value ($000) $27,690 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 117,043 Value ($000) $24,460 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 115,609 Value ($000) $21,784 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 119,609 Value ($000) $22,262 Avg Close $154.45 Range $137.67 - $175.03

Q3 2017

Shares 125,294 Value ($000) $20,585 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 118,895 Value ($000) $19,015 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 120,095 Value ($000) $20,139 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 119,595 Value ($000) $19,148 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 119,395 Value ($000) $18,209 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 118,895 Value ($000) $18,671 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 131,695 Value ($000) $20,752 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 129,495 Value ($000) $20,913 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 126,195 Value ($000) $18,244 Avg Close $119.60 Range $98.22 - $123.53

Q4 2014

Shares 128,195 Value ($000) $18,171 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 121,995 Value ($000) $15,288 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 124,095 Value ($000) $14,290 Avg Close $91.81 Range $88.18 - $95.25

Q1 2014

Shares 121,995 Value ($000) $13,624 Avg Close $91.29 Range $87.26 - $95.07

Q4 2013

Shares 124,895 Value ($000) $14,863 Avg Close $95.15 Range $87.55 - $100.50

Q3 2013

Shares 128,295 Value ($000) $14,769 Avg Close $91.64 Range $87.25 - $95.29

Q2 2013

Shares 128,795 Value ($000) $14,240 Avg Close $86.56 Range $81.59 - $91.78

Q1 2013

Shares 129,395 Value ($000) $13,730 Avg Close $80.79 Range $78.23 - $84.64

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	126,417	$109,014	$905.73	$844.06 - $962.64
Q3 2025	129,511	$119,879	$956.70	$902.01 - $997.89
Q2 2025	129,683	$128,378	$990.72	$868.14 - $1064.10
Q1 2025	132,602	$125,412	$970.56	$877.95 - $1073.82
Q4 2024	128,775	$117,993	$922.64	$861.51 - $1003.02
Q3 2024	127,083	$112,662	$861.91	$787.84 - $917.81
Q2 2024	128,574	$109,287	$773.82	$690.64 - $867.04
Q1 2024	127,335	$93,289	$706.75	$633.49 - $779.59
Q4 2023	124,562	$82,221	$573.49	$521.47 - $661.25
Q3 2023	125,434	$70,865	$532.21	$505.45 - $552.31
Q2 2023	126,768	$68,249	$487.14	$459.09 - $519.84
Q1 2023	120,849	$60,046	$471.27	$429.88 - $509.61
Q4 2022	120,695	$55,097	$468.77	$430.19 - $520.75
Q3 2022	120,427	$56,874	$498.08	$444.08 - $541.06
Q2 2022	121,654	$58,306	$484.91	$388.78 - $584.62
Q1 2022	121,236	$69,814	$500.83	$447.15 - $559.84
Q4 2021	121,074	$68,734	$488.10	$415.17 - $544.86
Q3 2021	123,406	$55,452	$418.22	$374.22 - $447.84
Q2 2021	124,105	$49,105	$359.04	$333.36 - $380.48
Q1 2021	124,340	$43,827	$329.77	$291.05 - $361.01
Q4 2020	127,397	$48,001	$347.39	$324.71 - $367.18
Q3 2020	134,277	$47,668	$309.06	$276.17 - $334.67
Q2 2020	103,771	$31,464	$279.18	$257.36 - $295.59
Q1 2020	102,779	$29,305	$277.78	$248.54 - $298.00
Q4 2019	102,982	$30,268	$271.52	$256.90 - $280.77
Q3 2019	100,511	$28,958	$256.34	$238.19 - $280.38
Q2 2019	102,984	$27,215	$226.60	$212.14 - $244.81
Q1 2019	101,321	$24,534	$198.35	$180.94 - $220.09
Q4 2018	103,578	$21,100	$201.98	$171.58 - $217.57
Q3 2018	117,892	$27,690	$203.13	$185.65 - $221.43
Q2 2018	117,043	$24,460	$177.76	$162.55 - $191.42
Q1 2018	115,609	$21,784	$169.26	$157.50 - $179.09
Q4 2017	119,609	$22,262	$154.45	$137.67 - $175.03
Q3 2017	125,294	$20,585	$140.12	$133.57 - $147.68
Q2 2017	118,895	$19,015	$150.98	$139.41 - $162.71
Q1 2017	120,095	$20,139	$142.87	$134.91 - $152.51
Q4 2016	119,595	$19,148	$129.79	$120.95 - $140.39
Q3 2016	119,395	$18,209	$136.95	$124.90 - $143.90
Q2 2016	118,895	$18,671	$128.04	$117.26 - $134.37
Q1 2016	131,695	$20,752	$127.74	$119.17 - $135.67
Q4 2015	129,495	$20,913	$132.84	$119.34 - $142.82
Q3 2015	126,195	$18,244	$119.60	$98.22 - $123.53
Q4 2014	128,195	$18,171	$109.42	$98.12 - $118.34
Q3 2014	121,995	$15,288	$97.13	$92.09 - $102.72
Q2 2014	124,095	$14,290	$91.81	$88.18 - $95.25
Q1 2014	121,995	$13,624	$91.29	$87.26 - $95.07
Q4 2013	124,895	$14,863	$95.15	$87.55 - $100.50
Q3 2013	128,295	$14,769	$91.64	$87.25 - $95.29
Q2 2013	128,795	$14,240	$86.56	$81.59 - $91.78
Q1 2013	129,395	$13,730	$80.79	$78.23 - $84.64