COSTCO WHSL CORP NEW

Ticker: COST CUSIP: 22160K105 Class: COM

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q4 2025
Shares 328,468 Value ($000) $283,251 Avg Close $905.73 Range $844.06 - $962.64
Q3 2025
Shares 322,740 Value ($000) $298,738 Avg Close $956.70 Range $902.01 - $997.89
Q2 2025
Shares 376,485 Value ($000) $372,698 Avg Close $990.72 Range $868.14 - $1064.10
Q1 2025
Shares 353,579 Value ($000) $334,408 Avg Close $970.56 Range $877.95 - $1073.82
Q4 2024
Shares 337,185 Value ($000) $308,953 Avg Close $922.64 Range $861.51 - $1003.02
Q3 2024
Shares 341,865 Value ($000) $303,070 Avg Close $861.91 Range $787.84 - $917.81
Q2 2024
Shares 366,066 Value ($000) $311,152 Avg Close $773.82 Range $690.64 - $867.04
Q1 2024
Shares 356,404 Value ($000) $261,112 Avg Close $706.75 Range $633.49 - $779.59
Q4 2023
Shares 394,168 Value ($000) $260,182 Avg Close $573.49 Range $521.47 - $661.25
Q3 2023
Shares 437,501 Value ($000) $247,171 Avg Close $532.21 Range $505.45 - $552.31
Q2 2023
Shares 374,749 Value ($000) $201,757 Avg Close $487.14 Range $459.09 - $519.84
Q1 2023
Shares 361,503 Value ($000) $179,620 Avg Close $471.27 Range $429.88 - $509.61
Q4 2022
Shares 485,164 Value ($000) $221,477 Avg Close $468.77 Range $430.19 - $520.75
Q3 2022
Shares 462,194 Value ($000) $218,280 Avg Close $498.08 Range $444.08 - $541.06
Q2 2022
Shares 432,944 Value ($000) $207,501 Avg Close $484.91 Range $388.78 - $584.62
Q1 2022
Shares 338,490 Value ($000) $194,919 Avg Close $500.83 Range $447.15 - $559.84
Q4 2021
Shares 308,908 Value ($000) $175,367 Avg Close $488.10 Range $415.17 - $544.86
Q3 2021
Shares 214,356 Value ($000) $96,321 Avg Close $418.22 Range $374.22 - $447.84
Q2 2021
Shares 218,488 Value ($000) $86,449 Avg Close $359.04 Range $333.36 - $380.48
Q1 2021
Shares 215,550 Value ($000) $75,977 Avg Close $329.77 Range $291.05 - $361.01
Q4 2020
Shares 179,625 Value ($000) $67,679 Avg Close $347.39 Range $324.71 - $367.18
Q3 2020
Shares 229,010 Value ($000) $81,299 Avg Close $309.06 Range $276.17 - $334.67
Q2 2020
Shares 135,203 Value ($000) $40,995 Avg Close $279.18 Range $257.36 - $295.59
Q1 2020
Shares 124,615 Value ($000) $35,531 Avg Close $277.78 Range $248.54 - $298.00
Q4 2019
Shares 126,151 Value ($000) $37,078 Avg Close $271.52 Range $256.90 - $280.77
Q3 2019
Shares 135,182 Value ($000) $38,947 Avg Close $256.34 Range $238.19 - $280.38
Q2 2019
Shares 150,192 Value ($000) $39,690 Avg Close $226.60 Range $212.14 - $244.81
Q1 2019
Shares 127,675 Value ($000) $30,915 Avg Close $198.35 Range $180.94 - $220.09
Q4 2018
Shares 65,171 Value ($000) $13,276 Avg Close $201.98 Range $171.58 - $217.57
Q3 2018
Shares 63,155 Value ($000) $14,834 Avg Close $203.13 Range $185.65 - $221.43
Q2 2018
Shares 80,279 Value ($000) $16,777 Avg Close $177.76 Range $162.55 - $191.42
Q1 2018
Shares 83,991 Value ($000) $15,826 Avg Close $169.26 Range $157.50 - $179.09
Q4 2017
Shares 95,109 Value ($000) $17,702 Avg Close $154.45 Range $137.67 - $175.03
Q3 2017
Shares 421,594 Value ($000) $69,264 Avg Close $140.12 Range $133.57 - $147.68
Q2 2017
Shares 363,153 Value ($000) $58,079 Avg Close $150.98 Range $139.41 - $162.71
Q1 2017
Shares 472,192 Value ($000) $79,182 Avg Close $142.87 Range $134.91 - $152.51
Q4 2016
Shares 569,874 Value ($000) $91,243 Avg Close $129.79 Range $120.95 - $140.39
Q3 2016
Shares 611,929 Value ($000) $93,325 Avg Close $136.95 Range $124.90 - $143.90
Q2 2016
Shares 595,703 Value ($000) $93,549 Avg Close $128.04 Range $117.26 - $134.37
Q1 2016
Shares 764,791 Value ($000) $120,516 Avg Close $127.74 Range $119.17 - $135.67
Q4 2015
Shares 651,744 Value ($000) $105,257 Avg Close $132.84 Range $119.34 - $142.82
Q3 2015
Shares 619,817 Value ($000) $89,607 Avg Close $119.60 Range $98.22 - $123.53