Costco Wholesale Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 20, 2026	43.64	44.06	43.60	43.62	43.62	-0.30%	68,870
Mar 19, 2026	44.05	44.27	43.58	43.75	43.75	-0.59%	48,550
Mar 18, 2026	44.64	44.64	43.96	44.01	44.01	-1.61%	63,021
Mar 17, 2026	45.20	45.24	44.69	44.73	44.73	-0.56%	38,825
Mar 16, 2026	45.25	45.35	44.70	44.98	44.98	-0.64%	42,927
Mar 13, 2026	45.06	45.46	45.06	45.27	45.27	0.53%	60,752
Mar 12, 2026	44.34	45.17	44.30	45.03	45.03	1.03%	46,527
Mar 11, 2026	44.72	44.77	44.46	44.57	44.57	-0.51%	17,581
Mar 10, 2026	44.89	45.35	44.75	44.80	44.80	-0.71%	45,799
Mar 9, 2026	44.70	45.20	44.40	45.12	45.12	0.67%	120,526
Mar 6, 2026	43.60	45.01	43.25	44.82	44.82	1.49%	98,691
Mar 5, 2026	44.90	44.90	44.03	44.16	44.16	-2.37%	113,518
Mar 4, 2026	45.25	45.50	44.95	45.23	45.23	-0.04%	36,293
Mar 3, 2026	45.11	45.62	44.98	45.25	45.25	0.42%	80,517
Mar 2, 2026	45.27	45.80	45.06	45.06	45.06	-0.66%	113,605
Feb 27, 2026	44.52	45.54	44.52	45.36	45.36	2.23%	127,770
Feb 26, 2026	44.97	45.12	44.25	44.37	44.37	-0.76%	58,897
Feb 25, 2026	44.82	45.05	44.60	44.71	44.71	-0.36%	22,059
Feb 24, 2026	44.33	44.89	44.31	44.87	44.87	1.29%	53,138
Feb 23, 2026	44.16	44.54	44.00	44.30	44.30	-0.20%	61,360
Feb 20, 2026	44.40	44.40	44.00	44.39	44.39	-0.20%	59,684
Feb 19, 2026	44.52	45.30	44.30	44.48	44.48	-0.71%	79,523
Feb 18, 2026	45.34	45.64	44.74	44.80	44.80	-1.47%	32,969
Feb 17, 2026	45.75	46.22	45.46	45.47	45.47	-0.74%	56,298
Feb 13, 2026	44.90	46.00	44.78	45.81	45.81	2.03%	126,930
Feb 12, 2026	43.93	45.39	43.93	44.90	44.90	1.95%	101,897
Feb 11, 2026	43.85	44.54	43.60	44.04	44.04	0.82%	44,457
Feb 10, 2026	44.69	44.87	43.65	43.68	43.68	-2.76%	43,936
Feb 9, 2026	45.00	45.38	44.70	44.92	44.92	-0.29%	43,269
Feb 6, 2026	44.50	45.07	44.31	45.05	45.05	1.12%	287,802
Feb 5, 2026	44.73	44.99	44.45	44.55	44.55	1.20%	152,601
Feb 4, 2026	44.27	44.73	43.96	44.02	44.02	0.02%	125,556
Feb 3, 2026	43.62	44.55	43.56	44.01	44.01	0.92%	114,980
Feb 2, 2026	42.36	43.69	41.96	43.61	43.61	3.10%	106,845
Jan 30, 2026	42.64	42.77	41.90	42.30	42.30	-1.47%	68,153
Jan 29, 2026	43.03	43.21	42.73	42.93	42.87	-0.76%	77,598
Jan 28, 2026	43.42	43.50	43.04	43.26	43.20	-0.89%	145,636
Jan 27, 2026	43.83	43.87	43.28	43.65	43.59	-0.77%	49,837
Jan 26, 2026	44.40	44.65	43.96	43.99	43.93	-0.59%	63,813
Jan 23, 2026	43.87	44.35	43.76	44.25	44.19	0.75%	111,621
Jan 22, 2026	44.22	44.25	43.75	43.92	43.86	-0.77%	88,353
Jan 21, 2026	43.21	44.54	43.21	44.26	44.20	2.01%	206,363
Jan 20, 2026	42.99	43.65	42.98	43.39	43.33	0.60%	129,104
Jan 19, 2026	43.10	43.22	42.87	43.13	43.07	-0.53%	16,849
Jan 16, 2026	43.14	43.40	42.87	43.36	43.30	0.56%	91,236
Jan 15, 2026	42.77	43.15	42.77	43.12	43.06	0.65%	102,597
Jan 14, 2026	42.38	43.01	42.35	42.84	42.78	0.97%	144,868
Jan 13, 2026	42.65	42.65	41.91	42.43	42.37	-0.16%	104,290
Jan 12, 2026	41.55	42.58	41.55	42.50	42.44	1.87%	130,975
Jan 9, 2026	41.38	41.90	41.12	41.72	41.66	1.19%	98,732