COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

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

Q4 2025

Shares 15,745 Value ($000) $13,577 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 17,457 Value ($000) $16,159 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 15,987 Value ($000) $15,827 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 13,709 Value ($000) $12,966 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 9,370 Value ($000) $8,586 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 6,573 Value ($000) $5,827 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 6,365 Value ($000) $5,410 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 6,299 Value ($000) $4,615 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 6,022 Value ($000) $4,065 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 6,264 Value ($000) $3,539 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 5,712 Value ($000) $3,075 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 4,120 Value ($000) $2,047 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 3,756 Value ($000) $1,715 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 3,804 Value ($000) $1,797 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 3,875 Value ($000) $1,857 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 908 Value ($000) $523 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 651 Value ($000) $370 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 494 Value ($000) $222 Avg Close $418.22 Range $374.22 - $447.84

Q3 2020

Shares 910 Value ($000) $342 Avg Close $309.06 Range $276.17 - $334.67

Q3 2018

Shares 1,459 Value ($000) $343 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 224 Value ($000) $47 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 2,421 Value ($000) $373 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 2,313 Value ($000) $444 Avg Close $154.45 Range $137.67 - $175.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,745	$13,577	$905.73	$844.06 - $962.64
Q3 2025	17,457	$16,159	$956.70	$902.01 - $997.89
Q2 2025	15,987	$15,827	$990.72	$868.14 - $1064.10
Q1 2025	13,709	$12,966	$970.56	$877.95 - $1073.82
Q4 2024	9,370	$8,586	$922.64	$861.51 - $1003.02
Q3 2024	6,573	$5,827	$861.91	$787.84 - $917.81
Q2 2024	6,365	$5,410	$773.82	$690.64 - $867.04
Q1 2024	6,299	$4,615	$706.75	$633.49 - $779.59
Q4 2023	6,022	$4,065	$573.49	$521.47 - $661.25
Q3 2023	6,264	$3,539	$532.21	$505.45 - $552.31
Q2 2023	5,712	$3,075	$487.14	$459.09 - $519.84
Q1 2023	4,120	$2,047	$471.27	$429.88 - $509.61
Q4 2022	3,756	$1,715	$468.77	$430.19 - $520.75
Q3 2022	3,804	$1,797	$498.08	$444.08 - $541.06
Q2 2022	3,875	$1,857	$484.91	$388.78 - $584.62
Q1 2022	908	$523	$500.83	$447.15 - $559.84
Q4 2021	651	$370	$488.10	$415.17 - $544.86
Q3 2021	494	$222	$418.22	$374.22 - $447.84
Q3 2020	910	$342	$309.06	$276.17 - $334.67
Q3 2018	1,459	$343	$203.13	$185.65 - $221.43
Q2 2018	224	$47	$177.76	$162.55 - $191.42
Q1 2018	2,421	$373	$169.26	$157.50 - $179.09
Q4 2017	2,313	$444	$154.45	$137.67 - $175.03