Costco Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Oct 30, 2025	912.69	918.05	910.37	915.50	-	0.34%	509,231
Oct 29, 2025	919.00	919.88	909.30	912.42	912.42	-1.27%	2,449,556
Oct 28, 2025	926.87	930.72	920.20	924.16	924.16	-0.61%	2,090,768
Oct 27, 2025	930.21	933.20	925.12	929.85	929.85	-0.25%	1,967,623
Oct 24, 2025	940.00	943.00	930.15	932.14	932.14	-1.05%	1,639,373
Oct 23, 2025	945.47	945.47	934.49	942.05	942.05	-0.28%	1,974,780
Oct 22, 2025	940.00	953.00	932.50	944.68	944.68	0.77%	2,372,365
Oct 21, 2025	936.11	943.37	935.00	937.50	937.50	0.15%	1,448,215
Oct 20, 2025	936.19	939.80	931.50	936.11	936.11	-0.02%	1,523,704
Oct 17, 2025	929.58	938.82	928.15	936.33	936.33	1.16%	2,502,164
Oct 16, 2025	955.54	957.90	921.16	925.62	925.62	-3.08%	2,721,426
Oct 15, 2025	946.00	964.00	945.26	954.99	954.99	0.90%	2,009,832
Oct 14, 2025	940.26	947.42	935.95	946.51	946.51	1.17%	1,925,863
Oct 13, 2025	929.00	935.98	923.00	935.56	935.56	0.60%	2,169,648
Oct 10, 2025	944.42	945.45	929.00	930.01	930.01	-1.37%	3,142,539
Oct 9, 2025	932.31	943.77	927.28	942.89	942.89	3.07%	3,742,871
Oct 8, 2025	912.54	916.38	910.96	914.80	914.80	-	2,376,942
Oct 7, 2025	908.73	917.64	903.88	914.80	914.80	0.42%	2,601,836
Oct 6, 2025	915.50	915.78	904.25	910.94	910.94	-0.49%	2,503,975
Oct 3, 2025	915.59	918.10	911.20	915.38	915.38	-0.15%	2,319,199
Oct 2, 2025	912.56	918.51	910.01	916.77	916.77	-0.06%	2,063,842
Oct 1, 2025	923.00	924.00	911.17	917.34	917.34	-0.90%	2,642,054
Sep 30, 2025	916.25	930.51	913.37	925.63	925.63	0.96%	3,096,697
Sep 29, 2025	916.34	917.22	903.29	916.87	916.87	0.10%	4,107,021
Sep 26, 2025	925.55	927.63	905.05	915.95	915.95	-2.90%	4,812,869
Sep 25, 2025	952.45	953.00	935.62	943.31	943.31	-0.21%	2,991,526
Sep 24, 2025	944.28	953.66	943.11	945.27	945.27	0.18%	2,149,803
Sep 23, 2025	942.76	944.99	933.50	943.60	943.60	0.04%	3,258,514
Sep 22, 2025	947.38	950.00	939.61	943.26	943.26	-0.83%	2,794,337
Sep 19, 2025	955.00	957.44	943.79	951.16	951.16	-0.13%	4,606,020
Sep 18, 2025	957.37	962.54	950.67	952.36	952.36	-1.11%	1,860,898
Sep 17, 2025	953.49	963.98	953.49	963.03	963.03	1.15%	1,556,773
Sep 16, 2025	959.10	959.58	950.80	952.07	952.07	-0.84%	2,012,649
Sep 15, 2025	967.82	969.74	959.71	960.10	960.10	-0.81%	2,199,423
Sep 12, 2025	960.29	969.57	960.00	967.90	967.90	0.37%	1,461,618
Sep 11, 2025	957.80	965.16	954.28	964.32	964.32	0.84%	1,532,027
Sep 10, 2025	976.39	981.00	953.96	956.29	956.29	-2.34%	2,277,534
Sep 9, 2025	970.00	979.87	963.11	979.25	979.25	0.76%	1,496,835
Sep 8, 2025	963.73	972.34	958.59	971.85	971.85	0.87%	1,737,032
Sep 5, 2025	958.71	969.55	956.22	963.48	963.48	0.79%	1,928,459
Sep 4, 2025	953.40	959.50	951.11	955.90	955.90	0.64%	1,471,872
Sep 3, 2025	939.00	950.09	936.50	949.78	949.78	1.17%	1,656,311
Sep 2, 2025	938.66	944.51	936.58	938.82	938.82	-0.48%	1,793,947
Aug 29, 2025	945.00	948.61	940.46	943.32	943.32	-0.17%	1,608,954
Aug 28, 2025	950.29	951.00	944.13	944.96	944.96	-0.48%	2,067,919
Aug 27, 2025	940.49	952.00	937.22	949.52	949.52	0.87%	1,893,587
Aug 26, 2025	941.34	944.05	933.25	941.34	941.34	-0.03%	4,341,253
Aug 25, 2025	954.96	958.31	940.56	941.58	941.58	-1.77%	2,284,250
Aug 22, 2025	971.54	973.50	953.11	958.54	958.54	-1.15%	3,135,979
Aug 21, 2025	988.90	989.32	967.52	969.68	969.68	-2.50%	2,145,629