COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

MAIRS & POWER INC's Holding History (CIK: 0001070134)

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

Q4 2025

Shares 2,933 Value ($000) $2,529 Avg Close $905.73 Range $844.06 - $962.64

Q3 2025

Shares 3,221 Value ($000) $2,981 Avg Close $956.70 Range $902.01 - $997.89

Q2 2025

Shares 3,188 Value ($000) $3,156 Avg Close $990.72 Range $868.14 - $1064.10

Q1 2025

Shares 2,700 Value ($000) $2,554 Avg Close $970.56 Range $877.95 - $1073.82

Q4 2024

Shares 2,739 Value ($000) $2,510 Avg Close $922.64 Range $861.51 - $1003.02

Q3 2024

Shares 3,097 Value ($000) $2,746 Avg Close $861.91 Range $787.84 - $917.81

Q2 2024

Shares 3,734 Value ($000) $3,174 Avg Close $773.82 Range $690.64 - $867.04

Q1 2024

Shares 4,579 Value ($000) $3,355 Avg Close $706.75 Range $633.49 - $779.59

Q4 2023

Shares 4,936 Value ($000) $3,258 Avg Close $573.49 Range $521.47 - $661.25

Q3 2023

Shares 3,450 Value ($000) $1,949 Avg Close $532.21 Range $505.45 - $552.31

Q2 2023

Shares 3,625 Value ($000) $1,952 Avg Close $487.14 Range $459.09 - $519.84

Q1 2023

Shares 3,604 Value ($000) $1,791 Avg Close $471.27 Range $429.88 - $509.61

Q4 2022

Shares 3,131 Value ($000) $1,429 Avg Close $468.77 Range $430.19 - $520.75

Q3 2022

Shares 3,131 Value ($000) $1,479 Avg Close $498.08 Range $444.08 - $541.06

Q2 2022

Shares 3,176 Value ($000) $1,522 Avg Close $484.91 Range $388.78 - $584.62

Q1 2022

Shares 3,178 Value ($000) $1,830 Avg Close $500.83 Range $447.15 - $559.84

Q4 2021

Shares 3,174 Value ($000) $1,802 Avg Close $488.10 Range $415.17 - $544.86

Q3 2021

Shares 2,656 Value ($000) $1,193 Avg Close $418.22 Range $374.22 - $447.84

Q2 2021

Shares 3,237 Value ($000) $1,281 Avg Close $359.04 Range $333.36 - $380.48

Q1 2021

Shares 3,318 Value ($000) $1,170 Avg Close $329.77 Range $291.05 - $361.01

Q4 2020

Shares 3,432 Value ($000) $1,293 Avg Close $347.39 Range $324.71 - $367.18

Q3 2020

Shares 3,352 Value ($000) $1,190 Avg Close $309.06 Range $276.17 - $334.67

Q2 2020

Shares 3,493 Value ($000) $1,059 Avg Close $279.18 Range $257.36 - $295.59

Q1 2020

Shares 3,493 Value ($000) $996 Avg Close $277.78 Range $248.54 - $298.00

Q4 2019

Shares 3,493 Value ($000) $1,027 Avg Close $271.52 Range $256.90 - $280.77

Q3 2019

Shares 3,453 Value ($000) $995 Avg Close $256.34 Range $238.19 - $280.38

Q2 2019

Shares 3,422 Value ($000) $904 Avg Close $226.60 Range $212.14 - $244.81

Q1 2019

Shares 3,453 Value ($000) $836 Avg Close $198.35 Range $180.94 - $220.09

Q4 2018

Shares 3,522 Value ($000) $717 Avg Close $201.98 Range $171.58 - $217.57

Q3 2018

Shares 3,522 Value ($000) $827 Avg Close $203.13 Range $185.65 - $221.43

Q2 2018

Shares 3,672 Value ($000) $767 Avg Close $177.76 Range $162.55 - $191.42

Q1 2018

Shares 3,472 Value ($000) $654 Avg Close $169.26 Range $157.50 - $179.09

Q4 2017

Shares 2,876 Value ($000) $535 Avg Close $154.45 Range $137.67 - $175.03

Q3 2017

Shares 3,002 Value ($000) $493 Avg Close $140.12 Range $133.57 - $147.68

Q2 2017

Shares 3,056 Value ($000) $489 Avg Close $150.98 Range $139.41 - $162.71

Q1 2017

Shares 3,102 Value ($000) $520 Avg Close $142.87 Range $134.91 - $152.51

Q4 2016

Shares 3,265 Value ($000) $523 Avg Close $129.79 Range $120.95 - $140.39

Q3 2016

Shares 3,239 Value ($000) $494 Avg Close $136.95 Range $124.90 - $143.90

Q2 2016

Shares 2,898 Value ($000) $455 Avg Close $128.04 Range $117.26 - $134.37

Q1 2016

Shares 2,898 Value ($000) $457 Avg Close $127.74 Range $119.17 - $135.67

Q4 2015

Shares 2,898 Value ($000) $468 Avg Close $132.84 Range $119.34 - $142.82

Q3 2015

Shares 3,138 Value ($000) $454 Avg Close $119.60 Range $98.22 - $123.53

Q2 2015

Shares 2,798 Value ($000) $378 Avg Close $120.23 Range $112.77 - $127.67

Q1 2015

Shares 2,641 Value ($000) $400 Avg Close $120.91 Range $111.40 - $128.73

Q4 2014

Shares 2,641 Value ($000) $374 Avg Close $109.42 Range $98.12 - $118.34

Q3 2014

Shares 2,191 Value ($000) $275 Avg Close $97.13 Range $92.09 - $102.72

Q2 2014

Shares 2,266 Value ($000) $261 Avg Close $91.81 Range $88.18 - $95.25

Q1 2014

Shares 2,514 Value ($000) $281 Avg Close $91.29 Range $87.26 - $95.07

Q4 2013

Shares 1,969 Value ($000) $234 Avg Close $95.15 Range $87.55 - $100.50

Q3 2013

Shares 2,169 Value ($000) $250 Avg Close $91.64 Range $87.25 - $95.29

Q2 2013

Shares 1,966 Value ($000) $217 Avg Close $86.56 Range $81.59 - $91.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,933	$2,529	$905.73	$844.06 - $962.64
Q3 2025	3,221	$2,981	$956.70	$902.01 - $997.89
Q2 2025	3,188	$3,156	$990.72	$868.14 - $1064.10
Q1 2025	2,700	$2,554	$970.56	$877.95 - $1073.82
Q4 2024	2,739	$2,510	$922.64	$861.51 - $1003.02
Q3 2024	3,097	$2,746	$861.91	$787.84 - $917.81
Q2 2024	3,734	$3,174	$773.82	$690.64 - $867.04
Q1 2024	4,579	$3,355	$706.75	$633.49 - $779.59
Q4 2023	4,936	$3,258	$573.49	$521.47 - $661.25
Q3 2023	3,450	$1,949	$532.21	$505.45 - $552.31
Q2 2023	3,625	$1,952	$487.14	$459.09 - $519.84
Q1 2023	3,604	$1,791	$471.27	$429.88 - $509.61
Q4 2022	3,131	$1,429	$468.77	$430.19 - $520.75
Q3 2022	3,131	$1,479	$498.08	$444.08 - $541.06
Q2 2022	3,176	$1,522	$484.91	$388.78 - $584.62
Q1 2022	3,178	$1,830	$500.83	$447.15 - $559.84
Q4 2021	3,174	$1,802	$488.10	$415.17 - $544.86
Q3 2021	2,656	$1,193	$418.22	$374.22 - $447.84
Q2 2021	3,237	$1,281	$359.04	$333.36 - $380.48
Q1 2021	3,318	$1,170	$329.77	$291.05 - $361.01
Q4 2020	3,432	$1,293	$347.39	$324.71 - $367.18
Q3 2020	3,352	$1,190	$309.06	$276.17 - $334.67
Q2 2020	3,493	$1,059	$279.18	$257.36 - $295.59
Q1 2020	3,493	$996	$277.78	$248.54 - $298.00
Q4 2019	3,493	$1,027	$271.52	$256.90 - $280.77
Q3 2019	3,453	$995	$256.34	$238.19 - $280.38
Q2 2019	3,422	$904	$226.60	$212.14 - $244.81
Q1 2019	3,453	$836	$198.35	$180.94 - $220.09
Q4 2018	3,522	$717	$201.98	$171.58 - $217.57
Q3 2018	3,522	$827	$203.13	$185.65 - $221.43
Q2 2018	3,672	$767	$177.76	$162.55 - $191.42
Q1 2018	3,472	$654	$169.26	$157.50 - $179.09
Q4 2017	2,876	$535	$154.45	$137.67 - $175.03
Q3 2017	3,002	$493	$140.12	$133.57 - $147.68
Q2 2017	3,056	$489	$150.98	$139.41 - $162.71
Q1 2017	3,102	$520	$142.87	$134.91 - $152.51
Q4 2016	3,265	$523	$129.79	$120.95 - $140.39
Q3 2016	3,239	$494	$136.95	$124.90 - $143.90
Q2 2016	2,898	$455	$128.04	$117.26 - $134.37
Q1 2016	2,898	$457	$127.74	$119.17 - $135.67
Q4 2015	2,898	$468	$132.84	$119.34 - $142.82
Q3 2015	3,138	$454	$119.60	$98.22 - $123.53
Q2 2015	2,798	$378	$120.23	$112.77 - $127.67
Q1 2015	2,641	$400	$120.91	$111.40 - $128.73
Q4 2014	2,641	$374	$109.42	$98.12 - $118.34
Q3 2014	2,191	$275	$97.13	$92.09 - $102.72
Q2 2014	2,266	$261	$91.81	$88.18 - $95.25
Q1 2014	2,514	$281	$91.29	$87.26 - $95.07
Q4 2013	1,969	$234	$95.15	$87.55 - $100.50
Q3 2013	2,169	$250	$91.64	$87.25 - $95.29
Q2 2013	1,966	$217	$86.56	$81.59 - $91.78