Market Cap

$444.60B

Current · Retrieved: Oct 26, 2026 · USD

COST Market Cap

Current$444.60BretrievedOct 26, 2026

COST Market Cap ($1.24B → $444.60B · CAGR +15.6%)

Latest values, visible window

High-resolution chart · PNG

COST market cap history

Daily history. Dates identify market observations.

Costco Market Cap — Daily history
Date	Market Cap
Dec 26, 1997	9,252,540,807
Dec 19, 1997	9,416,498,666
Dec 12, 1997	8,986,663,198
Dec 5, 1997	9,456,380,308
Nov 28, 1997	9,819,746,374
Nov 21, 1997	9,708,964,037
Nov 14, 1997	9,168,346,231
Nov 7, 1997	8,835,999,219
Oct 31, 1997	8,530,239,968
Oct 24, 1997	8,224,480,717
Oct 17, 1997	8,419,457,631
Oct 10, 1997	8,654,316,186
Oct 3, 1997	8,543,533,849
Sep 26, 1997	8,419,457,631
Sep 19, 1997	8,667,610,066
Sep 12, 1997	8,268,793,652
Sep 5, 1997	8,060,522,858
Aug 29, 1997	7,989,622,162
Aug 22, 1997	7,794,645,249
Aug 15, 1997	7,617,393,509
Aug 8, 1997	8,335,263,055
Aug 1, 1997	8,282,087,533
Jul 25, 1997	7,493,317,292
Jul 18, 1997	7,324,928,139
Jul 11, 1997	7,422,416,596
Jul 3, 1997	7,063,481,823
Jun 27, 1997	7,533,198,933
Jun 20, 1997	7,449,004,357
Jun 13, 1997	7,701,588,086
Jun 6, 1997	7,369,241,074
May 30, 1997	7,480,023,411
May 23, 1997	7,063,481,823
May 16, 1997	7,116,657,345
May 9, 1997	7,090,069,584
May 2, 1997	6,261,417,701
Apr 25, 1997	6,562,745,659
Apr 18, 1997	6,203,810,886
Apr 11, 1997	6,203,810,886
Apr 4, 1997	6,482,982,376
Mar 27, 1997	6,177,223,125
Mar 21, 1997	6,620,352,474
Mar 14, 1997	6,509,570,137
Mar 7, 1997	5,942,364,570
Feb 28, 1997	5,676,486,961
Feb 21, 1997	5,649,899,200
Feb 14, 1997	5,955,658,451
Feb 7, 1997	5,818,288,352
Jan 31, 1997	5,898,051,635
Jan 24, 1997	5,844,876,113
Jan 17, 1997	5,911,345,516
Jan 10, 1997	5,844,876,113
Jan 3, 1997	5,344,139,949
Dec 27, 1996	5,623,311,439
Dec 20, 1996	5,454,922,286
Dec 13, 1996	5,206,769,851
Dec 6, 1996	5,122,575,274
Nov 29, 1996	5,153,594,329
Nov 22, 1996	4,932,029,654
Nov 15, 1996	4,599,682,643
Nov 8, 1996	4,932,029,654
Nov 1, 1996	4,404,705,729
Oct 25, 1996	4,488,900,305
Oct 18, 1996	4,542,075,827
Oct 11, 1996	4,847,835,078
Oct 4, 1996	4,457,881,251
Sep 27, 1996	4,515,488,066
Sep 20, 1996	4,431,293,490
Sep 13, 1996	4,737,052,741
Sep 6, 1996	4,737,052,741
Aug 30, 1996	4,404,705,729
Aug 23, 1996	4,542,075,827
Aug 16, 1996	4,568,663,588
Aug 9, 1996	4,652,858,165
Aug 2, 1996	4,679,445,925
Jul 26, 1996	4,457,881,251
Jul 19, 1996	4,568,663,588
Jul 12, 1996	4,599,682,643
Jul 5, 1996	4,542,075,827
Jun 28, 1996	4,790,228,263
Jun 21, 1996	4,599,682,643
Jun 14, 1996	4,488,900,305
Jun 7, 1996	4,568,663,588
May 31, 1996	4,431,293,490
May 24, 1996	4,378,117,968
May 17, 1996	4,488,900,305
May 10, 1996	4,404,705,729
May 3, 1996	4,209,728,816
Apr 26, 1996	4,183,141,055
Apr 19, 1996	4,156,553,294
Apr 12, 1996	4,125,534,239
Apr 4, 1996	4,045,770,956
Mar 29, 1996	4,156,553,294
Mar 22, 1996	4,156,553,294
Mar 15, 1996	4,183,141,055
Mar 8, 1996	3,877,381,804
Mar 1, 1996	3,903,969,565
Feb 23, 1996	3,948,282,500
Feb 16, 1996	3,934,988,619
Feb 9, 1996	3,629,229,368
Feb 2, 1996	3,545,034,792