Costco Wholesale Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 20, 2026	992.98	993.00	977.75	983.96	983.96	-0.57%	649
Feb 19, 2026	996.80	1,008.00	985.00	989.59	989.59	-0.95%	412
Feb 18, 2026	1,018.60	1,020.00	999.01	999.11	999.11	-1.60%	369
Feb 17, 2026	1,016.20	1,028.60	1,011.02	1,015.38	1,015.38	-0.21%	1,155
Feb 13, 2026	998.00	1,022.92	988.00	1,017.52	1,017.52	1.52%	25,922
Feb 12, 2026	984.99	1,005.00	977.00	1,002.32	1,002.32	2.32%	1,016
Feb 11, 2026	974.00	989.90	967.00	979.62	979.62	0.37%	1,085
Feb 10, 2026	996.03	1,000.00	975.83	976.01	976.01	-2.17%	855
Feb 9, 2026	1,000.00	1,009.40	990.58	997.68	997.68	0.20%	740
Feb 6, 2026	982.04	998.78	975.71	995.71	995.71	0.48%	902
Feb 5, 2026	986.30	1,000.05	975.08	990.93	990.93	0.13%	844
Feb 4, 2026	974.36	994.08	970.09	989.61	989.61	0.98%	793
Feb 3, 2026	956.02	990.14	956.00	979.98	979.98	1.40%	50,939
Feb 2, 2026	935.24	966.49	930.00	966.48	966.48	2.96%	100,820
Jan 30, 2026	948.00	952.00	930.00	938.67	938.67	-1.41%	1,131
Jan 29, 2026	956.00	967.00	948.32	952.08	950.78	-0.78%	580
Jan 28, 2026	966.28	970.27	956.86	959.59	958.28	-0.69%	613
Jan 27, 2026	978.00	984.00	961.90	966.29	964.98	-1.16%	694
Jan 26, 2026	980.85	992.32	977.41	977.67	976.34	-0.31%	2,558
Jan 23, 2026	974.10	984.41	970.00	980.70	979.37	0.82%	1,707
Jan 22, 2026	978.22	985.00	972.41	972.74	971.42	-0.81%	986
Jan 21, 2026	963.03	981.06	953.00	980.68	979.35	1.56%	2,237
Jan 20, 2026	963.00	969.83	952.00	965.58	964.27	0.90%	1,543
Jan 16, 2026	955.93	961.00	951.00	957.00	955.70	0.33%	639
Jan 15, 2026	947.51	957.46	931.00	953.81	952.51	0.49%	302
Jan 14, 2026	937.97	955.29	930.00	949.15	947.86	1.01%	778
Jan 13, 2026	940.00	949.00	929.85	939.61	938.34	-0.33%	785
Jan 12, 2026	920.00	942.75	917.00	942.75	941.47	1.79%	854
Jan 9, 2026	920.00	929.47	911.99	926.13	924.87	0.20%	1,823
Jan 8, 2026	895.25	931.20	885.51	924.32	923.06	4.58%	4,169
Jan 7, 2026	889.88	896.00	881.87	883.87	882.67	-0.78%	1,093
Jan 6, 2026	876.88	892.01	871.30	890.81	889.60	1.69%	891
Jan 5, 2026	854.50	878.07	850.00	876.04	874.84	2.58%	2,099
Jan 2, 2026	865.97	874.00	852.87	854.02	852.86	-1.20%	449
Dec 31, 2025	866.68	867.87	860.20	864.36	863.18	-0.13%	139
Dec 30, 2025	867.45	869.96	860.53	865.46	864.29	-0.19%	498
Dec 29, 2025	873.00	875.00	866.13	867.07	865.89	-0.53%	2,275
Dec 24, 2025	853.97	875.83	846.86	871.72	870.53	2.18%	1,108
Dec 23, 2025	849.50	854.71	848.83	853.09	851.92	0.57%	586
Dec 22, 2025	858.00	861.20	847.78	848.22	847.07	-0.66%	478
Dec 19, 2025	856.45	860.00	849.81	853.83	852.67	-0.46%	2,168
Dec 18, 2025	862.90	869.00	853.29	857.74	856.57	-0.43%	498
Dec 17, 2025	859.65	868.55	851.00	861.46	860.28	0.69%	786
Dec 16, 2025	858.50	862.00	844.18	855.53	854.36	0.24%	2,027
Dec 15, 2025	884.00	886.33	851.79	853.49	852.32	-2.68%	139,334
Dec 12, 2025	878.46	888.24	867.13	877.00	875.81	-0.48%	2,290
Dec 11, 2025	875.92	883.62	873.02	881.25	880.05	0.94%	2,147
Dec 10, 2025	887.49	890.00	873.00	873.00	871.81	-1.41%	928
Dec 9, 2025	887.60	893.73	881.58	885.49	884.29	-0.16%	1,016
Dec 8, 2025	895.50	902.13	883.17	886.95	885.74	-1.21%	1,490