COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q4 2025

Shares 639,411 Value ($000) $551 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 333,465 Value ($000) $309 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 357,672 Value ($000) $354 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 171,560 Value ($000) $162 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 363,566 Value ($000) $333 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 172,046 Value ($000) $152 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 187,144 Value ($000) $159 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 179,611 Value ($000) $132 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 186,622 Value ($000) $123 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 179,696 Value ($000) $102 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 157,991 Value ($000) $85 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 85,473 Value ($000) $42 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 270,389 Value ($000) $123 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 278,279 Value ($000) $131,398 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 324,739 Value ($000) $155,639 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 377,756 Value ($000) $217,499 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 459,487 Value ($000) $260,817 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 530,528 Value ($000) $238,360 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 519,147 Value ($000) $205,414 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 567,490 Value ($000) $200,028 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 620,075 Value ($000) $233,630 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 596,388 Value ($000) $211,720 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 589,963 Value ($000) $178,887 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 567,738 Value ($000) $161,877 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 631,609 Value ($000) $185,641 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 590,563 Value ($000) $170,146 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 566,250 Value ($000) $149,636 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 590,690 Value ($000) $143,032 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 618,025 Value ($000) $125,896 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 401,954 Value ($000) $94,415 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 300,843 Value ($000) $62,871 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 301,256 Value ($000) $56,764 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 289,484 Value ($000) $53,878 Avg Close $154.45 Range $137.67 - $175.03

Q3 2017

Shares 390,939 Value ($000) $64,227 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 613,169 Value ($000) $98,061 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 661,880 Value ($000) $110,993 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 691,520 Value ($000) $110,716 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 494,861 Value ($000) $75,474 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 498,853 Value ($000) $78,344 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 628,262 Value ($000) $99,000 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 607,135 Value ($000) $98,054 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 577,914 Value ($000) $83,553 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 480,197 Value ($000) $64,854 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 486,908 Value ($000) $73,759 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 592,976 Value ($000) $84,055 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 157,620 Value ($000) $19,752 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 19,378 Value ($000) $2,232 Avg Close $91.81 Range $88.18 - $95.25

Q1 2014

Shares 19,378 Value ($000) $2,165 Avg Close $91.29 Range $87.26 - $95.07

Q4 2013

Shares 21,669 Value ($000) $2,579 Avg Close $95.15 Range $87.55 - $100.50

Q3 2013

Shares 36,959 Value ($000) $4,257 Avg Close $91.64 Range $87.25 - $95.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	639,411	$551	$905.73	$844.06 - $962.64
Q3 2025	333,465	$309	$956.70	$902.01 - $997.89
Q2 2025	357,672	$354	$990.72	$868.14 - $1064.10
Q1 2025	171,560	$162	$970.56	$877.95 - $1073.82
Q4 2024	363,566	$333	$922.64	$861.51 - $1003.02
Q3 2024	172,046	$152	$861.91	$787.84 - $917.81
Q2 2024	187,144	$159	$773.82	$690.64 - $867.04
Q1 2024	179,611	$132	$706.75	$633.49 - $779.59
Q4 2023	186,622	$123	$573.49	$521.47 - $661.25
Q3 2023	179,696	$102	$532.21	$505.45 - $552.31
Q2 2023	157,991	$85	$487.14	$459.09 - $519.84
Q1 2023	85,473	$42	$471.27	$429.88 - $509.61
Q4 2022	270,389	$123	$468.77	$430.19 - $520.75
Q3 2022	278,279	$131,398	$498.08	$444.08 - $541.06
Q2 2022	324,739	$155,639	$484.91	$388.78 - $584.62
Q1 2022	377,756	$217,499	$500.83	$447.15 - $559.84
Q4 2021	459,487	$260,817	$488.10	$415.17 - $544.86
Q3 2021	530,528	$238,360	$418.22	$374.22 - $447.84
Q2 2021	519,147	$205,414	$359.04	$333.36 - $380.48
Q1 2021	567,490	$200,028	$329.77	$291.05 - $361.01
Q4 2020	620,075	$233,630	$347.39	$324.71 - $367.18
Q3 2020	596,388	$211,720	$309.06	$276.17 - $334.67
Q2 2020	589,963	$178,887	$279.18	$257.36 - $295.59
Q1 2020	567,738	$161,877	$277.78	$248.54 - $298.00
Q4 2019	631,609	$185,641	$271.52	$256.90 - $280.77
Q3 2019	590,563	$170,146	$256.34	$238.19 - $280.38
Q2 2019	566,250	$149,636	$226.60	$212.14 - $244.81
Q1 2019	590,690	$143,032	$198.35	$180.94 - $220.09
Q4 2018	618,025	$125,896	$201.98	$171.58 - $217.57
Q3 2018	401,954	$94,415	$203.13	$185.65 - $221.43
Q2 2018	300,843	$62,871	$177.76	$162.55 - $191.42
Q1 2018	301,256	$56,764	$169.26	$157.50 - $179.09
Q4 2017	289,484	$53,878	$154.45	$137.67 - $175.03
Q3 2017	390,939	$64,227	$140.12	$133.57 - $147.68
Q2 2017	613,169	$98,061	$150.98	$139.41 - $162.71
Q1 2017	661,880	$110,993	$142.87	$134.91 - $152.51
Q4 2016	691,520	$110,716	$129.79	$120.95 - $140.39
Q3 2016	494,861	$75,474	$136.95	$124.90 - $143.90
Q2 2016	498,853	$78,344	$128.04	$117.26 - $134.37
Q1 2016	628,262	$99,000	$127.74	$119.17 - $135.67
Q4 2015	607,135	$98,054	$132.84	$119.34 - $142.82
Q3 2015	577,914	$83,553	$119.60	$98.22 - $123.53
Q2 2015	480,197	$64,854	$120.23	$112.77 - $127.67
Q1 2015	486,908	$73,759	$120.91	$111.40 - $128.73
Q4 2014	592,976	$84,055	$109.42	$98.12 - $118.34
Q3 2014	157,620	$19,752	$97.13	$92.09 - $102.72
Q2 2014	19,378	$2,232	$91.81	$88.18 - $95.25
Q1 2014	19,378	$2,165	$91.29	$87.26 - $95.07
Q4 2013	21,669	$2,579	$95.15	$87.55 - $100.50
Q3 2013	36,959	$4,257	$91.64	$87.25 - $95.29