COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

GENERAL AMERICAN INVESTORS CO INC's Holding History (CIK: 0000040417)

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

Q4 2025

Shares 33,000 Value ($000) $28,457 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 33,000 Value ($000) $30,546 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 34,500 Value ($000) $34,153 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 34,500 Value ($000) $32,629 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 38,500 Value ($000) $35,276 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 41,000 Value ($000) $36,347 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 42,000 Value ($000) $35,700 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 47,000 Value ($000) $34,434 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 53,000 Value ($000) $34,984 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 53,000 Value ($000) $29,943 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 53,000 Value ($000) $28,534 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 53,000 Value ($000) $26,334 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 53,000 Value ($000) $24,195 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 53,000 Value ($000) $25,030 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 53,000 Value ($000) $25,402 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 53,000 Value ($000) $30,520 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 53,000 Value ($000) $30,088 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 60,000 Value ($000) $26,961 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 65,000 Value ($000) $25,719 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 65,000 Value ($000) $22,911 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 65,000 Value ($000) $24,491 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 70,545 Value ($000) $25,043 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 80,200 Value ($000) $24,317 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 80,200 Value ($000) $22,867 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 85,200 Value ($000) $25,042 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 85,200 Value ($000) $24,547 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 85,200 Value ($000) $22,515 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 85,200 Value ($000) $20,630 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 85,200 Value ($000) $17,356 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 85,200 Value ($000) $20,012 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 103,781 Value ($000) $21,688 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 103,781 Value ($000) $19,555 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 118,781 Value ($000) $22,108 Avg Close $154.45 Range $137.67 - $175.03

Q3 2017

Shares 118,781 Value ($000) $19,515 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 118,781 Value ($000) $18,997 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 168,781 Value ($000) $28,303 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 168,781 Value ($000) $27,024 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 168,781 Value ($000) $25,741 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 168,781 Value ($000) $26,505 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 168,781 Value ($000) $26,597 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 243,781 Value ($000) $39,371 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 307,800 Value ($000) $44,499 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 307,800 Value ($000) $41,571 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 307,800 Value ($000) $46,630 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 307,800 Value ($000) $43,631 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 394,500 Value ($000) $49,439 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 394,500 Value ($000) $45,431 Avg Close $91.81 Range $88.18 - $95.25

Q1 2014

Shares 394,500 Value ($000) $44,058 Avg Close $91.29 Range $87.26 - $95.07

Q4 2013

Shares 394,500 Value ($000) $46,953 Avg Close $95.15 Range $87.55 - $100.50

Q3 2013

Shares 394,500 Value ($000) $45,435 Avg Close $91.64 Range $87.25 - $95.29

Q2 2013

Shares 394,500 Value ($000) $43,620 Avg Close $86.56 Range $81.59 - $91.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	33,000	$28,457	$905.73	$844.06 - $962.64
Q3 2025	33,000	$30,546	$956.70	$902.01 - $997.89
Q2 2025	34,500	$34,153	$990.72	$868.14 - $1064.10
Q1 2025	34,500	$32,629	$970.56	$877.95 - $1073.82
Q4 2024	38,500	$35,276	$922.64	$861.51 - $1003.02
Q3 2024	41,000	$36,347	$861.91	$787.84 - $917.81
Q2 2024	42,000	$35,700	$773.82	$690.64 - $867.04
Q1 2024	47,000	$34,434	$706.75	$633.49 - $779.59
Q4 2023	53,000	$34,984	$573.49	$521.47 - $661.25
Q3 2023	53,000	$29,943	$532.21	$505.45 - $552.31
Q2 2023	53,000	$28,534	$487.14	$459.09 - $519.84
Q1 2023	53,000	$26,334	$471.27	$429.88 - $509.61
Q4 2022	53,000	$24,195	$468.77	$430.19 - $520.75
Q3 2022	53,000	$25,030	$498.08	$444.08 - $541.06
Q2 2022	53,000	$25,402	$484.91	$388.78 - $584.62
Q1 2022	53,000	$30,520	$500.83	$447.15 - $559.84
Q4 2021	53,000	$30,088	$488.10	$415.17 - $544.86
Q3 2021	60,000	$26,961	$418.22	$374.22 - $447.84
Q2 2021	65,000	$25,719	$359.04	$333.36 - $380.48
Q1 2021	65,000	$22,911	$329.77	$291.05 - $361.01
Q4 2020	65,000	$24,491	$347.39	$324.71 - $367.18
Q3 2020	70,545	$25,043	$309.06	$276.17 - $334.67
Q2 2020	80,200	$24,317	$279.18	$257.36 - $295.59
Q1 2020	80,200	$22,867	$277.78	$248.54 - $298.00
Q4 2019	85,200	$25,042	$271.52	$256.90 - $280.77
Q3 2019	85,200	$24,547	$256.34	$238.19 - $280.38
Q2 2019	85,200	$22,515	$226.60	$212.14 - $244.81
Q1 2019	85,200	$20,630	$198.35	$180.94 - $220.09
Q4 2018	85,200	$17,356	$201.98	$171.58 - $217.57
Q3 2018	85,200	$20,012	$203.13	$185.65 - $221.43
Q2 2018	103,781	$21,688	$177.76	$162.55 - $191.42
Q1 2018	103,781	$19,555	$169.26	$157.50 - $179.09
Q4 2017	118,781	$22,108	$154.45	$137.67 - $175.03
Q3 2017	118,781	$19,515	$140.12	$133.57 - $147.68
Q2 2017	118,781	$18,997	$150.98	$139.41 - $162.71
Q1 2017	168,781	$28,303	$142.87	$134.91 - $152.51
Q4 2016	168,781	$27,024	$129.79	$120.95 - $140.39
Q3 2016	168,781	$25,741	$136.95	$124.90 - $143.90
Q2 2016	168,781	$26,505	$128.04	$117.26 - $134.37
Q1 2016	168,781	$26,597	$127.74	$119.17 - $135.67
Q4 2015	243,781	$39,371	$132.84	$119.34 - $142.82
Q3 2015	307,800	$44,499	$119.60	$98.22 - $123.53
Q2 2015	307,800	$41,571	$120.23	$112.77 - $127.67
Q1 2015	307,800	$46,630	$120.91	$111.40 - $128.73
Q4 2014	307,800	$43,631	$109.42	$98.12 - $118.34
Q3 2014	394,500	$49,439	$97.13	$92.09 - $102.72
Q2 2014	394,500	$45,431	$91.81	$88.18 - $95.25
Q1 2014	394,500	$44,058	$91.29	$87.26 - $95.07
Q4 2013	394,500	$46,953	$95.15	$87.55 - $100.50
Q3 2013	394,500	$45,435	$91.64	$87.25 - $95.29
Q2 2013	394,500	$43,620	$86.56	$81.59 - $91.78