COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

SIGNATURE ESTATE & INVESTMENT ADVISORS LLC's Holding History (CIK: 0001079935)

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

Q4 2025

Shares 3,404 Value ($000) $2,936 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 3,189 Value ($000) $2,952 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 2,976 Value ($000) $2,947 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 2,258 Value ($000) $2,136 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 2,193 Value ($000) $2,010 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 2,153 Value ($000) $1,909 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 2,254 Value ($000) $1,916 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 383 Value ($000) $280 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 468 Value ($000) $0 Avg Close $573.49 Range $521.47 - $661.25

Q1 2022

Shares 349 Value ($000) $201 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 359 Value ($000) $203 Avg Close $488.10 Range $415.17 - $544.86

Q1 2021

Shares 727 Value ($000) $256 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 613 Value ($000) $231 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 626 Value ($000) $222 Avg Close $309.06 Range $276.17 - $334.67

Q1 2017

Shares 1,890 Value ($000) $317 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 1,178 Value ($000) $189 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 2,318 Value ($000) $354 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 2,834 Value ($000) $445 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 5,840 Value ($000) $920 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 83,818 Value ($000) $13,537 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 80,299 Value ($000) $11,609 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 73,191 Value ($000) $9,885 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 63,447 Value ($000) $9,612 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 51,182 Value ($000) $7,255 Avg Close $109.42 Range $98.12 - $118.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,404	$2,936	$905.73	$844.06 - $962.64
Q3 2025	3,189	$2,952	$956.70	$902.01 - $997.89
Q2 2025	2,976	$2,947	$990.72	$868.14 - $1064.10
Q1 2025	2,258	$2,136	$970.56	$877.95 - $1073.82
Q4 2024	2,193	$2,010	$922.64	$861.51 - $1003.02
Q3 2024	2,153	$1,909	$861.91	$787.84 - $917.81
Q2 2024	2,254	$1,916	$773.82	$690.64 - $867.04
Q1 2024	383	$280	$706.75	$633.49 - $779.59
Q4 2023	468	$0	$573.49	$521.47 - $661.25
Q1 2022	349	$201	$500.83	$447.15 - $559.84
Q4 2021	359	$203	$488.10	$415.17 - $544.86
Q1 2021	727	$256	$329.77	$291.05 - $361.01
Q4 2020	613	$231	$347.39	$324.71 - $367.18
Q3 2020	626	$222	$309.06	$276.17 - $334.67
Q1 2017	1,890	$317	$142.87	$134.91 - $152.51
Q4 2016	1,178	$189	$129.79	$120.95 - $140.39
Q3 2016	2,318	$354	$136.95	$124.90 - $143.90
Q2 2016	2,834	$445	$128.04	$117.26 - $134.37
Q1 2016	5,840	$920	$127.74	$119.17 - $135.67
Q4 2015	83,818	$13,537	$132.84	$119.34 - $142.82
Q3 2015	80,299	$11,609	$119.60	$98.22 - $123.53
Q2 2015	73,191	$9,885	$120.23	$112.77 - $127.67
Q1 2015	63,447	$9,612	$120.91	$111.40 - $128.73
Q4 2014	51,182	$7,255	$109.42	$98.12 - $118.34