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COST20261218P860
COST Dec 18 2026 860.00 Put (COST261218P00860000)
option OPRA

EOD

Jul 23, 2026

27.20+4.495%(+1.17)9

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	27.1900	27.9600	27.1900	27.2000	+4.495%	9	586	0.000%
2026-07-22	26.0000	26.0300	26.0000	26.0300	+1.087%	2	580	+4.495%
2026-07-21	25.2500	25.7500	24.5000	25.7500	+3.956%	4	578	+5.631%
2026-07-20	24.7000	24.8000	24.7000	24.7700	+6.081%	13	575	+9.810%
2026-07-17	19.2500	23.3500	19.2500	23.3500	-17.491%	11	575	+16.488%
2026-07-15	28.2700	28.5200	27.4000	28.3000	+1.799%	6	572	-3.887%
2026-07-14	26.5800	27.8000	26.5800	27.8000	+6.923%	4	568	-2.158%
2026-07-13	27.3000	27.3000	26.0000	26.0000	-11.864%	16	566	+4.615%
2026-07-10	30.4500	30.4700	29.5000	29.5000	-4.159%	13	562	-7.797%
2026-07-09	26.6400	31.2000	26.6400	30.7800	+41.193%	9	560	-11.631%
2026-07-08	20.0000	21.8000	20.0000	21.8000	-2.809%	52	578	+24.771%
2026-07-07	21.4000	22.5800	21.4000	22.4300	+1.310%	9	581	+21.266%
2026-07-06	23.0000	23.0000	22.1300	22.1400	-2.681%	5	582	+22.855%
2026-07-02	27.1000	27.1000	22.7000	22.7500	-20.593%	14	573	+19.560%
2026-07-01	28.0000	28.9000	27.1500	28.6500	+15.524%	41	573	-5.061%
2026-06-30	25.2500	25.2500	23.5500	24.8000	+5.577%	48	571	+9.677%
2026-06-29	20.8500	23.4900	20.8500	23.4900	+11.857%	9	554	+15.794%
2026-06-26	21.9000	21.9000	21.0000	21.0000	-11.392%	2	552	+29.524%
2026-06-25	24.5100	24.8000	23.7000	23.7000	+8.219%	34	555	+14.768%
2026-06-24	21.5400	21.9000	21.5000	21.9000	-7.400%	27	558	+24.201%
2026-06-22	23.6000	23.6500	23.3400	23.6500	-1.867%	19	550	+15.011%
2026-06-18	24.0000	24.5000	23.9500	24.1000	+15.311%	39	549	+12.863%
2026-06-17	18.8500	20.9000	16.5500	20.9000	+12.668%	6	549	+30.144%
2026-06-16	19.1500	19.1500	18.2000	18.5500	-4.872%	15	549	+46.631%
2026-06-15	18.6500	19.5000	18.6500	19.5000	-6.921%	17	542	+39.487%
2026-06-12	20.9500	20.9500	20.9500	20.9500	-9.698%	11	536	+29.833%
2026-06-11	20.6000	23.2000	20.6000	23.2000	+9.176%	22	532	+17.241%
2026-06-10	22.7500	22.7500	21.2500	21.2500	-5.556%	38	519	+28.000%
2026-06-09	22.5000	22.5000	22.5000	22.5000	-3.640%	1	520	+20.889%
2026-06-08	23.2000	23.3500	23.2000	23.3500	+13.902%	8	519	+16.488%
2026-06-05	20.5000	20.5000	20.5000	20.5000	-6.606%	1	518	+32.683%
2026-06-04	21.9500	21.9500	21.9500	21.9500	-15.577%	5	517	+23.918%
2026-06-03	26.0000	26.0000	26.0000	26.0000	-4.762%	1	522	+4.615%
2026-06-02	29.0000	29.0000	27.3000	27.3000	-8.297%	2	523	-0.366%
2026-06-01	28.2600	29.7700	28.2600	29.7700	+10.259%	8	523	-8.633%
2026-05-29	22.5500	28.6200	22.5500	27.0000	+32.809%	49	516	+0.741%
2026-05-28	20.3300	20.3300	20.3300	20.3300	-2.260%	4	493	+33.792%
2026-05-26	21.1400	21.1400	20.8000	20.8000	+22.353%	3	497	+30.769%
2026-05-22	17.0000	17.0000	17.0000	17.0000	+23.726%	1	495	+60.000%
2026-05-21	13.7400	13.7400	13.7400	13.7400	+14.405%	5	490	+97.962%
2026-05-19	11.9200	12.0100	11.9200	12.0100	-20.093%	2	490	+126.478%
2026-05-15	15.0300	15.0300	15.0300	15.0300	-23.783%	1	491	+80.971%
2026-05-12	19.7200	19.7200	19.7200	19.7200	-8.279%	10	491	+37.931%
2026-05-11	20.5300	21.5000	20.5300	21.5000	+10.031%	4	491	+26.512%
2026-05-05	19.5400	19.5400	19.5400	19.5400	+1.771%	1	489	+39.202%
2026-05-01	19.1500	21.3500	19.1500	19.2000	+2.400%	5	492	+41.667%
2026-04-30	18.7500	18.7500	18.7500	18.7500	-17.219%	1	492	+45.067%
2026-04-29	22.6500	22.6500	22.6500	22.6500	+2.955%	1	491	+20.088%
2026-04-28	22.0000	22.0000	22.0000	22.0000	+3.432%	1	491	+23.636%
2026-04-27	20.2500	21.2700	20.2500	21.2700	+1.286%	8	491	+27.880%
2026-04-24	21.0000	21.0000	21.0000	21.0000	-5.956%	3	487	+29.524%
2026-04-21	22.1500	22.3300	22.1500	22.3300	+2.572%	2	484	+21.809%
2026-04-20	21.7700	21.7700	21.7700	21.7700	-12.465%	1	484	+24.943%
2026-04-17	24.8700	24.8700	24.8700	24.8700	-4.713%	2	483	+9.369%
2026-04-13	26.1000	26.1000	26.1000	26.1000	+4.525%	100	485	+4.215%
2026-04-06	24.9700	24.9700	24.9700	24.9700	-9.200%	1	385	+8.931%
2026-04-02	26.5000	27.5000	26.5000	27.5000	-6.780%	4	388	-1.091%
2026-03-30	29.5000	29.5000	29.5000	29.5000	-4.992%	1	388	-7.797%
2026-03-26	31.0500	31.0500	31.0500	31.0500	-1.115%	2	388	-12.399%
2026-03-25	31.8000	31.8000	31.4000	31.4000	-4.704%	2	386	-13.376%
2026-03-24	32.0600	32.9500	32.0300	32.9500	+0.182%	22	386	-17.451%
2026-03-23	32.8900	32.8900	32.8900	32.8900	+7.907%	1	364	-17.300%
2026-03-19	29.8600	30.4800	29.8600	30.4800	+1.600%	8	363	-10.761%
2026-03-18	29.5000	30.0000	29.5000	30.0000	+16.234%	4	358	-9.333%
2026-03-17	25.8100	25.8100	25.8100	25.8100	-7.821%	1	356	+5.386%
2026-03-09	28.0000	28.0000	28.0000	28.0000	-7.591%	1	356	-2.857%
2026-03-06	30.3000	30.3000	30.3000	30.3000	-7.055%	27	356	-10.231%
2026-03-05	31.0000	33.0000	31.0000	32.6000	+15.808%	3	356	-16.564%
2026-03-04	28.1000	28.1500	28.1000	28.1500	+0.896%	2	357	-3.375%
2026-03-03	29.1000	29.1000	27.9000	27.9000	-4.288%	2	358	-2.509%
2026-02-27	29.1500	29.1500	29.1500	29.1500	-7.166%	3	359	-6.690%
2026-02-19	31.4000	31.4000	31.4000	31.4000	+4.250%	5	362	-13.376%
2026-02-13	30.5500	30.5500	30.1200	30.1200	-8.727%	3	369	-9.695%
2026-02-10	33.0000	33.0000	33.0000	33.0000	+6.900%	5	369	-17.576%
2026-02-09	30.8700	30.8700	30.8700	30.8700	-0.226%	1	364	-11.889%
2026-02-06	30.9400	30.9400	30.9400	30.9400	-4.946%	1	365	-12.088%
2026-02-04	32.5500	32.5500	32.5500	32.5500	-0.306%	2	364	-16.436%
2026-02-03	32.6500	32.6500	32.6500	32.6500	-9.255%	1	363	-16.692%
2026-02-02	35.9500	36.0300	35.8500	35.9800	-13.301%	6	363	-24.402%
2026-01-30	40.0000	42.5000	40.0000	41.5000	+10.519%	59	360	-34.458%
2026-01-29	37.0000	37.7000	37.0000	37.5500	+8.058%	3	310	-27.563%
2026-01-28	34.9000	35.0500	34.7500	34.7500	+2.811%	16	310	-21.727%
2026-01-27	34.5000	34.7000	33.8000	33.8000	+6.625%	4	310	-19.527%
2026-01-26	32.2000	32.9000	31.7000	31.7000	-0.782%	4	310	-14.196%
2026-01-23	33.2500	33.5500	31.9500	31.9500	-6.552%	69	310	-14.867%
2026-01-22	33.5300	34.5500	33.5300	34.1900	+3.606%	56	300	-20.445%
2026-01-21	36.5000	36.5000	33.0000	33.0000	-11.930%	5	283	-17.576%
2026-01-20	37.4700	37.4700	37.4700	37.4700	-0.080%	1	281	-27.409%
2026-01-16	36.3000	39.9000	36.3000	37.5000	-7.086%	59	243	-27.467%
2026-01-15	40.3600	40.3600	40.3600	40.3600	-8.168%	1	243	-32.607%
2026-01-13	43.2900	43.9500	43.2900	43.9500	+0.687%	3	244	-38.111%
2026-01-12	43.8500	44.1000	43.6500	43.6500	-7.911%	8	244	-37.686%
2026-01-09	47.6000	47.9500	46.0000	47.4000	-4.242%	12	243	-42.616%
2026-01-08	47.6100	49.5000	46.3700	49.5000	-15.874%	394	240	-45.051%
2026-01-07	58.8400	58.8400	58.8400	58.8400	+3.319%	1	169	-53.773%
2026-01-06	59.1200	59.1200	56.9500	56.9500	-8.145%	2	169	-52.239%
2026-01-05	62.0000	62.0000	62.0000	62.0000	-9.290%	1	171	-56.129%
2026-01-02	68.3500	68.3500	68.3500	68.3500	+3.718%	1	171	-60.205%
2025-12-31	65.9000	65.9000	65.9000	65.9000	-0.303%	1	169	-58.725%
2025-12-30	66.1000	66.1000	66.1000	66.1000	+1.225%	2	169	-58.850%
2025-12-29	64.0000	65.4500	64.0000	65.3000	+3.651%	5	167	-58.346%
2025-12-26	62.4500	63.1000	62.4500	63.0000	-12.500%	4	167	-56.825%
2025-12-23	72.0000	72.0000	72.0000	72.0000	+0.629%	1	165	-62.222%
2025-12-22	71.7500	71.7500	70.9700	71.5500	-0.070%	18	164	-61.985%
2025-12-19	72.0000	72.9900	71.6000	71.6000	-1.037%	14	165	-62.011%
2025-12-18	70.6500	72.3500	70.4700	72.3500	+3.728%	6	156	-62.405%
2025-12-17	69.7500	69.7500	69.7500	69.7500	-0.556%	2	152	-61.004%
2025-12-16	75.9600	75.9600	70.1400	70.1400	+11.139%	10	150	-61.220%
2025-12-12	66.0000	66.0000	63.1100	63.1100	-2.758%	4	142	-56.901%
2025-12-11	65.2000	65.2000	64.9000	64.9000	-3.062%	2	139	-58.089%
2025-12-10	66.9500	66.9500	66.9500	66.9500	+6.439%	1	139	-59.373%
2025-12-04	60.8500	63.0000	60.8500	62.9000	+14.198%	10	139	-56.757%
2025-12-01	55.0800	55.0800	55.0800	55.0800	-4.706%	2	139	-50.617%
2025-11-28	58.2000	58.2000	57.8000	57.8000	-0.773%	20	139	-52.941%
2025-11-26	58.6000	58.6000	58.0000	58.2500	-16.511%	4	151	-53.305%
2025-11-19	72.1800	72.1800	69.7700	69.7700	+15.705%	2	151	-61.015%
2025-11-18	60.3000	60.3000	60.3000	60.3000	+4.797%	1	150	-54.892%
2025-11-12	56.0000	57.5400	56.0000	57.5400	-1.032%	40	149	-52.729%
2025-11-03	58.1400	58.1400	58.1400	58.1400	+0.207%	1	148	-53.216%
2025-10-31	57.6500	58.0200	57.6500	58.0200	+3.515%	2	148	-53.120%
2025-10-30	56.1000	56.1000	56.0500	56.0500	+1.817%	2	147	-51.472%
2025-10-29	55.0500	55.0500	55.0500	55.0500	+3.497%	1	147	-50.590%
2025-10-28	53.1900	53.2000	53.1900	53.1900	+8.551%	32	146	-48.863%
2025-10-24	49.0000	49.0000	49.0000	49.0000	-9.343%	1	116	-44.490%
2025-10-17	54.0000	54.0500	53.9500	54.0500	-4.909%	3	115	-49.676%
2025-10-16	53.0000	56.8400	53.0000	56.8400	+28.597%	2	114	-52.146%
2025-10-15	44.6000	44.6000	44.2000	44.2000	-14.589%	84	112	-38.462%
2025-10-13	52.2000	52.4100	51.7500	51.7500	+10.909%	3	121	-47.440%
2025-10-09	46.6600	46.6600	46.6600	46.6600	-8.456%	5	120	-41.706%
2025-09-30	52.2200	52.2200	50.9700	50.9700	-6.391%	10	121	-46.635%
2025-09-26	56.0400	58.6000	54.4500	54.4500	+11.077%	4	116	-50.046%
2025-09-24	49.0200	49.0200	49.0200	49.0200	-3.314%	2	116	-44.512%
2025-09-22	50.7000	50.7000	50.7000	50.7000	+12.317%	2	114	-46.351%
2025-09-15	45.1400	45.1400	45.1400	45.1400	-10.205%	1	114	-39.743%
2025-08-28	50.2700	50.2700	50.2700	50.2700	+6.279%	1	114	-45.892%
2025-08-22	47.3000	47.3000	47.3000	47.3000	+13.158%	1	114	-42.495%
2025-08-19	43.6200	43.6200	41.8000	41.8000	-2.791%	11	113	-34.928%
2025-08-18	41.8000	43.0000	41.8000	43.0000	-2.494%	12	119	-36.744%
2025-08-15	43.8100	44.1000	43.8100	44.1000	+5.882%	4	109	-38.322%
2025-08-14	41.6300	42.0100	41.6200	41.6500	-3.252%	30	109	-34.694%
2025-08-08	42.5000	43.0500	42.3500	43.0500	-2.159%	11	102	-36.818%
2025-08-07	44.0000	44.0000	44.0000	44.0000	-7.368%	1	101	-38.182%
2025-08-06	48.0000	48.0000	47.5000	47.5000	-14.414%	2	101	-42.737%
2025-07-30	55.6000	55.6000	55.5000	55.5000	+2.588%	50	101	-50.991%
2025-07-28	54.9000	54.9000	54.1000	54.1000	+4.139%	5	93	-49.723%
2025-07-16	51.9500	51.9500	51.9500	51.9500	+0.972%	1	93	-47.642%
2025-06-26	51.6500	52.3500	51.4500	51.4500	+2.286%	4	92	-47.133%
2025-06-25	50.3000	50.3000	50.3000	50.3000	-6.506%	4	92	-45.924%
2025-06-20	53.8000	53.8000	53.8000	53.8000	+0.354%	16	92	-49.442%
2025-06-16	53.6100	53.6100	53.6100	53.6100	-2.527%	6	92	-49.263%
2025-05-14	54.9000	55.0000	54.9000	55.0000	+0.733%	2	92	-50.545%
2025-05-05	54.6000	54.6000	54.6000	54.6000	+0.757%	6	93	-50.183%
2025-05-02	54.1900	54.1900	54.1900	54.1900	-16.128%	8	93	-49.806%
2025-04-24	64.6100	64.6100	64.6100	64.6100	-11.493%	1	90	-57.901%
2025-04-21	73.0000	73.0000	73.0000	73.0000	+24.192%	1	89	-62.740%
2025-04-17	58.7800	58.7800	58.7800	58.7800	-0.373%	1	89	-53.726%
2025-04-15	59.0000	59.0000	59.0000	59.0000	-12.072%	1	89	-53.898%
2025-04-09	67.1000	67.1000	67.1000	67.1000	-2.754%	2	89	-59.463%
2025-04-04	69.0000	69.0000	69.0000	69.0000	+6.154%	4	90	-60.580%
2025-03-26	65.0000	65.0000	65.0000	65.0000	-10.800%	2	90	-58.154%
2025-03-21	72.8700	72.8700	72.8700	72.8700	-7.783%	10	90	-62.673%
2025-03-13	79.0200	79.0200	79.0200	79.0200	+120.788%	1	89	-65.578%
2025-02-18	35.7900	35.7900	35.7900	35.7900	-26.176%	1	89	-24.001%
2025-02-03	48.4800	48.4800	48.4800	48.4800	-12.174%	1	89	-43.894%
2025-01-24	55.2000	55.2000	55.2000	55.2000	-13.696%	12	90	-50.725%
2025-01-03	63.9600	63.9600	63.9600	63.9600	-6.614%	12	90	-57.473%
2024-12-31	68.4900	68.4900	68.4900	68.4900	+18.577%	1	88	-60.286%
2024-12-27	57.7600	57.7600	57.7600	57.7600	-4.765%	2	88	-52.909%
2024-12-23	62.0600	65.2000	60.6500	60.6500	+18.226%	85	88	-55.153%
2024-12-11	50.1800	51.3000	50.1300	51.3000	-9.043%	10	23	-46.979%
2024-12-03	56.5500	56.5500	56.4000	56.4000	-28.562%	2	18	-51.773%
2024-11-06	78.7000	78.9500	78.7000	78.9500	-6.346%	2	18	-65.548%
2024-11-05	83.9500	84.3500	83.5000	84.3000	-7.107%	34	17	-67.734%
2024-09-18	90.7500	90.7500	90.7500	90.7500	0.000%	6	6	-70.028%