TSX:COST Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
May 1, 2026	45.40	46.15	45.12	45.29	45.29	-0.26%	126,693
Apr 30, 2026	44.70	45.56	44.70	45.41	45.34	1.59%	94,275
Apr 29, 2026	44.36	44.70	44.17	44.70	44.64	0.38%	48,084
Apr 28, 2026	45.15	45.30	44.21	44.53	44.47	-0.49%	82,724
Apr 27, 2026	45.12	45.45	44.68	44.75	44.69	-1.21%	51,384
Apr 24, 2026	45.37	45.38	44.98	45.30	45.23	-0.44%	53,355
Apr 23, 2026	45.08	45.56	45.08	45.50	45.43	1.13%	37,716
Apr 22, 2026	45.10	45.20	44.79	44.99	44.93	-0.24%	39,335
Apr 21, 2026	44.79	45.11	44.28	45.10	45.03	0.85%	66,122
Apr 20, 2026	44.85	45.30	44.60	44.72	44.66	-0.27%	67,596
Apr 17, 2026	44.28	44.85	43.85	44.84	44.78	1.26%	104,382
Apr 16, 2026	44.15	44.60	44.02	44.28	44.22	0.23%	69,708
Apr 15, 2026	43.63	44.19	43.48	44.18	44.12	1.01%	64,339
Apr 14, 2026	43.84	43.84	43.36	43.74	43.68	-0.61%	121,478
Apr 13, 2026	44.78	44.81	43.97	44.01	43.95	-1.83%	133,816
Apr 10, 2026	46.20	46.20	44.65	44.83	44.77	-3.11%	101,932
Apr 9, 2026	46.01	46.43	46.01	46.27	46.20	0.22%	73,909
Apr 8, 2026	45.27	46.20	44.93	46.17	46.10	1.70%	111,986
Apr 7, 2026	45.70	45.70	45.08	45.40	45.33	-0.63%	94,634
Apr 6, 2026	45.34	45.75	45.07	45.69	45.62	0.44%	76,884
Apr 2, 2026	44.95	45.52	44.82	45.49	45.42	1.79%	118,462
Apr 1, 2026	44.55	45.00	44.52	44.69	44.63	-	174,759
Mar 31, 2026	44.81	45.20	44.26	44.69	44.63	-0.07%	78,444
Mar 30, 2026	44.32	45.10	44.32	44.72	44.66	1.22%	62,992
Mar 27, 2026	44.22	44.30	43.93	44.18	44.12	0.48%	47,971
Mar 26, 2026	43.90	44.30	43.70	43.97	43.91	0.46%	48,818
Mar 25, 2026	43.79	43.97	43.50	43.77	43.71	0.11%	47,310
Mar 24, 2026	43.27	44.04	43.22	43.72	43.66	0.64%	52,916
Mar 23, 2026	44.13	44.13	43.36	43.44	43.38	-0.41%	81,759
Mar 20, 2026	43.64	44.06	43.60	43.62	43.56	-0.30%	68,870
Mar 19, 2026	44.05	44.27	43.58	43.75	43.69	-0.59%	48,550
Mar 18, 2026	44.64	44.64	43.96	44.01	43.95	-1.61%	63,021
Mar 17, 2026	45.20	45.24	44.69	44.73	44.67	-0.56%	38,825
Mar 16, 2026	45.25	45.35	44.70	44.98	44.92	-0.64%	42,927
Mar 13, 2026	45.06	45.46	45.06	45.27	45.20	0.53%	60,752
Mar 12, 2026	44.34	45.17	44.30	45.03	44.96	1.03%	46,527
Mar 11, 2026	44.72	44.77	44.46	44.57	44.51	-0.51%	17,581
Mar 10, 2026	44.89	45.35	44.75	44.80	44.74	-0.71%	45,799
Mar 9, 2026	44.70	45.20	44.40	45.12	45.05	0.67%	120,526
Mar 6, 2026	43.60	45.01	43.25	44.82	44.76	1.49%	98,691
Mar 5, 2026	44.90	44.90	44.03	44.16	44.10	-2.37%	113,518
Mar 4, 2026	45.25	45.50	44.95	45.23	45.16	-0.04%	36,293
Mar 3, 2026	45.11	45.62	44.98	45.25	45.18	0.42%	80,517
Mar 2, 2026	45.27	45.80	45.06	45.06	44.99	-0.66%	113,605
Feb 27, 2026	44.52	45.54	44.52	45.36	45.29	2.23%	127,770
Feb 26, 2026	44.97	45.12	44.25	44.37	44.31	-0.76%	58,897
Feb 25, 2026	44.82	45.05	44.60	44.71	44.65	-0.36%	22,059
Feb 24, 2026	44.33	44.89	44.31	44.87	44.81	1.29%	53,138
Feb 23, 2026	44.16	44.54	44.00	44.30	44.24	-0.20%	61,360
Feb 20, 2026	44.40	44.40	44.00	44.39	44.33	-0.20%	59,684