COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

SUMMIT SECURITIES GROUP LLC's Holding History (CIK: 0001531593)

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

Q4 2025

Shares 1,334 Value ($000) $1,150 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 144 Value ($000) $133 Avg Close $956.70 Range $902.01 - $997.89

Q4 2024

Shares 69 Value ($000) $63 Avg Close $922.64 Range $861.51 - $1003.02

Q2 2024

Shares 59 Value ($000) $0 Avg Close $773.82 Range $690.64 - $867.04

Q4 2023

Shares 36 Value ($000) $0 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 50 Value ($000) $0 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 151 Value ($000) $0 Avg Close $487.14 Range $459.09 - $519.84

Q4 2022

Shares 2,000 Value ($000) $1 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 3,885 Value ($000) $1,835 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 2,000 Value ($000) $959 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 2,607 Value ($000) $1,501 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 3,498 Value ($000) $1,986 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 4,313 Value ($000) $1,938 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 4,439 Value ($000) $1,756 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 1,200 Value ($000) $423 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 3,100 Value ($000) $1,168 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 2,100 Value ($000) $746 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 1,900 Value ($000) $576 Avg Close $279.18 Range $257.36 - $295.59

Q4 2019

Shares 12,400 Value ($000) $3,645 Avg Close $271.52 Range $256.90 - $280.77

Q2 2017

Shares 3,100 Value ($000) $496 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 2,692 Value ($000) $451 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 9,309 Value ($000) $1,490 Avg Close $129.79 Range $120.95 - $140.39

Q2 2016

Shares 10,651 Value ($000) $1,673 Avg Close $128.04 Range $117.26 - $134.37

Q4 2015

Shares 8,300 Value ($000) $1,340 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 1,600 Value ($000) $231 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 1,800 Value ($000) $243 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 3,500 Value ($000) $530 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 1,100 Value ($000) $156 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 3,500 Value ($000) $439 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 6,665 Value ($000) $768 Avg Close $91.81 Range $88.18 - $95.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,334	$1,150	$905.73	$844.06 - $962.64
Q3 2025	144	$133	$956.70	$902.01 - $997.89
Q4 2024	69	$63	$922.64	$861.51 - $1003.02
Q2 2024	59	$0	$773.82	$690.64 - $867.04
Q4 2023	36	$0	$573.49	$521.47 - $661.25
Q3 2023	50	$0	$532.21	$505.45 - $552.31
Q2 2023	151	$0	$487.14	$459.09 - $519.84
Q4 2022	2,000	$1	$468.77	$430.19 - $520.75
Q3 2022	3,885	$1,835	$498.08	$444.08 - $541.06
Q2 2022	2,000	$959	$484.91	$388.78 - $584.62
Q1 2022	2,607	$1,501	$500.83	$447.15 - $559.84
Q4 2021	3,498	$1,986	$488.10	$415.17 - $544.86
Q3 2021	4,313	$1,938	$418.22	$374.22 - $447.84
Q2 2021	4,439	$1,756	$359.04	$333.36 - $380.48
Q1 2021	1,200	$423	$329.77	$291.05 - $361.01
Q4 2020	3,100	$1,168	$347.39	$324.71 - $367.18
Q3 2020	2,100	$746	$309.06	$276.17 - $334.67
Q2 2020	1,900	$576	$279.18	$257.36 - $295.59
Q4 2019	12,400	$3,645	$271.52	$256.90 - $280.77
Q2 2017	3,100	$496	$150.98	$139.41 - $162.71
Q1 2017	2,692	$451	$142.87	$134.91 - $152.51
Q4 2016	9,309	$1,490	$129.79	$120.95 - $140.39
Q2 2016	10,651	$1,673	$128.04	$117.26 - $134.37
Q4 2015	8,300	$1,340	$132.84	$119.34 - $142.82
Q3 2015	1,600	$231	$119.60	$98.22 - $123.53
Q2 2015	1,800	$243	$120.23	$112.77 - $127.67
Q1 2015	3,500	$530	$120.91	$111.40 - $128.73
Q4 2014	1,100	$156	$109.42	$98.12 - $118.34
Q3 2014	3,500	$439	$97.13	$92.09 - $102.72
Q2 2014	6,665	$768	$91.81	$88.18 - $95.25