Costco Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
May 14, 2026	1,034.95	1,039.00	1,026.10	1,037.31	-	0.41%	700,420
May 13, 2026	1,017.94	1,042.52	1,017.94	1,033.08	1,033.08	1.10%	1,629,196
May 12, 2026	1,002.54	1,026.00	1,001.14	1,021.88	1,021.88	2.24%	2,103,388
May 11, 2026	1,005.82	1,007.00	985.15	999.47	999.47	-0.92%	2,049,440
May 8, 2026	1,011.74	1,016.00	1,005.11	1,008.79	1,008.79	-0.32%	1,799,771
May 7, 2026	993.50	1,012.66	990.66	1,012.06	1,012.06	1.64%	1,643,843
May 6, 2026	1,011.31	1,012.23	992.42	995.75	995.75	-2.03%	2,470,686
May 5, 2026	1,010.51	1,020.78	1,009.07	1,016.42	1,016.42	0.36%	1,421,861
May 4, 2026	1,007.02	1,024.72	1,002.21	1,012.79	1,012.79	0.11%	1,374,013
May 1, 2026	1,015.38	1,031.27	1,006.32	1,011.70	1,011.70	-0.28%	1,456,626
Apr 30, 2026	996.45	1,017.69	996.32	1,014.53	1,013.06	1.59%	2,041,558
Apr 29, 2026	988.37	998.97	985.12	998.67	997.22	0.47%	1,516,865
Apr 28, 2026	1,010.48	1,012.65	986.00	994.00	992.56	-0.40%	1,775,955
Apr 27, 2026	1,008.63	1,014.41	996.63	998.01	996.56	-1.30%	1,620,358
Apr 24, 2026	1,012.00	1,013.45	1,002.50	1,011.15	1,009.68	-0.32%	1,695,617
Apr 23, 2026	1,007.58	1,016.60	1,007.03	1,014.38	1,012.91	1.06%	1,570,728
Apr 22, 2026	1,004.98	1,008.11	998.29	1,003.70	1,002.25	-0.21%	1,215,151
Apr 21, 2026	994.37	1,006.50	986.70	1,005.81	1,004.35	0.80%	1,367,093
Apr 20, 2026	1,003.85	1,011.30	994.14	997.84	996.39	-0.21%	1,475,447
Apr 17, 2026	985.00	1,000.67	977.00	999.89	998.44	1.28%	2,346,525
Apr 16, 2026	985.00	995.75	981.61	987.21	985.78	0.25%	1,484,286
Apr 15, 2026	970.31	985.38	968.30	984.75	983.32	1.02%	2,346,203
Apr 14, 2026	973.68	977.61	966.00	974.80	973.39	-0.62%	2,136,508
Apr 13, 2026	998.47	1,000.05	979.36	980.85	979.43	-1.76%	2,255,514
Apr 10, 2026	1,026.51	1,029.00	995.50	998.47	997.02	-3.25%	2,333,039
Apr 9, 2026	1,029.49	1,035.82	1,025.06	1,032.03	1,030.53	0.17%	1,433,627
Apr 8, 2026	1,004.44	1,030.46	1,000.00	1,030.27	1,028.78	1.68%	2,265,711
Apr 7, 2026	1,020.26	1,020.86	1,004.85	1,013.21	1,011.74	-0.52%	1,428,543
Apr 6, 2026	1,014.96	1,020.69	1,004.01	1,018.55	1,017.07	0.35%	1,448,642
Apr 2, 2026	1,008.00	1,016.00	999.21	1,014.96	1,013.49	1.85%	1,828,612
Apr 1, 2026	995.03	1,003.13	990.59	996.56	995.12	0.01%	1,769,848
Mar 31, 2026	997.00	1,008.60	985.85	996.43	994.99	-0.02%	2,447,853
Mar 30, 2026	987.65	1,005.54	985.01	996.58	995.14	1.29%	2,129,129
Mar 27, 2026	982.02	987.11	978.11	983.86	982.43	0.43%	1,540,925
Mar 26, 2026	975.69	987.19	972.72	979.65	978.23	0.49%	1,498,250
Mar 25, 2026	978.00	980.81	968.05	974.86	973.45	0.11%	1,067,386
Mar 24, 2026	962.06	981.28	961.00	973.82	972.41	0.84%	1,259,325
Mar 23, 2026	985.67	986.64	964.53	965.73	964.33	-0.68%	1,779,094
Mar 20, 2026	975.08	980.76	970.54	972.33	970.92	-0.25%	2,621,555
Mar 19, 2026	985.84	988.79	970.41	974.78	973.37	-0.52%	1,340,173
Mar 18, 2026	990.37	993.98	978.14	979.92	978.50	-1.63%	1,434,421
Mar 17, 2026	1,006.49	1,008.10	994.75	996.16	994.72	-0.56%	1,210,414
Mar 16, 2026	1,010.50	1,012.65	995.43	1,001.74	1,000.29	-0.66%	1,243,752
Mar 13, 2026	1,005.90	1,012.83	1,002.00	1,008.43	1,006.97	0.51%	1,469,672
Mar 12, 2026	988.61	1,006.21	984.00	1,003.32	1,001.87	1.12%	1,669,248
Mar 11, 2026	996.32	997.39	987.89	992.23	990.79	-0.51%	1,262,006
Mar 10, 2026	1,000.50	1,010.10	996.00	997.36	995.91	-0.79%	1,613,381
Mar 9, 2026	999.63	1,007.41	987.99	1,005.30	1,003.84	0.72%	2,348,212
Mar 6, 2026	967.01	1,002.50	960.46	998.10	996.65	1.58%	2,708,851
Mar 5, 2026	996.50	999.25	978.81	982.57	981.15	-2.40%	2,774,284