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COST20260821P920
COST Aug 21 2026 920.00 Put (COST260821P00920000)
option OPRA

EOD

Jul 23, 2026

20.95+2.096%(+0.43)94

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-23	23.6500	23.6500	20.4800	20.9500	+2.096%	94	638	0.000%
2026-07-22	19.6500	22.2500	19.6500	20.5200	+10.086%	31	606	+2.096%
2026-07-21	20.0000	20.0000	18.4000	18.6400	+5.192%	26	586	+12.393%
2026-07-20	16.9500	17.7200	15.1100	17.7200	+2.606%	26	579	+18.228%
2026-07-17	10.0000	18.6300	9.4400	17.2700	+21.620%	71	562	+21.309%
2026-07-16	20.9700	21.1000	14.2000	14.2000	-46.677%	23	554	+47.535%
2026-07-15	22.9000	26.6300	22.0200	26.6300	+4.843%	7	548	-21.329%
2026-07-14	22.1500	25.4000	21.9000	25.4000	+15.245%	127	541	-17.520%
2026-07-13	24.8000	25.6000	22.0400	22.0400	-22.120%	36	529	-4.946%
2026-07-10	30.7500	30.7500	28.0000	28.3000	-7.213%	16	528	-25.972%
2026-07-09	25.9100	33.8000	23.6200	30.5000	+110.781%	105	513	-31.311%
2026-07-08	13.1900	14.8700	12.0700	14.4700	-12.409%	32	471	+44.782%
2026-07-07	12.5200	16.8500	10.0000	16.5200	-8.222%	59	456	+26.816%
2026-07-06	15.8200	18.2500	15.8200	18.0000	+8.368%	9	448	+16.389%
2026-07-02	25.1800	26.0100	16.6100	16.6100	-36.164%	65	450	+26.129%
2026-07-01	22.5000	26.9600	22.5000	26.0200	+21.080%	60	450	-19.485%
2026-06-30	19.6000	21.4900	18.7800	21.4900	+13.105%	20	439	-2.513%
2026-06-29	15.1700	19.0000	12.6400	19.0000	+13.704%	110	434	+10.263%
2026-06-26	17.1000	17.1000	14.5700	16.7100	-8.187%	27	424	+25.374%
2026-06-25	18.6100	21.9200	17.9000	18.2000	+15.117%	90	424	+15.110%
2026-06-24	15.1800	17.0000	14.4000	15.8100	-1.557%	146	468	+32.511%
2026-06-23	16.0000	16.5500	14.1900	16.0600	-16.136%	267	438	+30.448%
2026-06-22	19.6000	19.6000	18.6700	19.1500	-4.631%	23	234	+9.399%
2026-06-18	16.5500	20.1500	16.5500	20.0800	+28.307%	26	216	+4.333%
2026-06-17	11.7200	15.9000	11.7200	15.6500	+37.040%	18	216	+33.866%
2026-06-16	12.1500	12.1500	10.3700	11.4200	-11.473%	6	216	+83.450%
2026-06-15	15.2500	15.2500	12.1500	12.9000	-12.838%	6	216	+62.403%
2026-06-12	16.4500	17.4500	14.8000	14.8000	-3.520%	9	215	+41.554%
2026-06-11	15.1000	15.9500	15.1000	15.3400	+3.789%	7	210	+36.571%
2026-06-10	16.9000	16.9000	14.7800	14.7800	-22.577%	28	208	+41.746%
2026-06-09	18.9500	19.1500	16.2000	19.0900	+21.206%	33	185	+9.743%
2026-06-05	15.7500	15.7500	15.7500	15.7500	+7.509%	1	176	+33.016%
2026-06-04	16.1500	16.1500	14.6500	14.6500	-30.437%	30	177	+43.003%
2026-06-03	23.0700	23.0700	20.0000	21.0600	-17.476%	22	184	-0.522%
2026-06-02	26.0000	27.5000	25.5200	25.5200	-3.333%	6	184	-17.908%
2026-06-01	27.0000	29.0000	26.4000	26.4000	+12.772%	48	183	-20.644%
2026-05-29	23.3700	27.3200	23.3700	23.4100	+57.643%	37	164	-10.508%
2026-05-27	14.8000	15.0000	14.8000	14.8500	-6.309%	6	160	+41.077%
2026-05-26	16.2800	17.5100	15.8500	15.8500	+44.091%	22	154	+32.177%
2026-05-22	11.0000	11.0000	11.0000	11.0000	+1.852%	1	136	+90.455%
2026-05-21	10.2500	10.8000	10.2500	10.8000	+44.000%	3	133	+93.981%
2026-05-20	7.3000	7.5000	7.0000	7.5000	+5.485%	4	133	+179.333%
2026-05-19	7.1000	7.1100	6.8200	7.1100	-7.662%	3	132	+194.655%
2026-05-18	8.5500	8.8500	7.7000	7.7000	-41.131%	5	132	+172.078%
2026-05-13	13.0500	13.0800	13.0500	13.0800	-18.454%	2	132	+60.168%
2026-05-07	16.0200	16.0400	16.0200	16.0400	-13.995%	2	131	+30.611%
2026-05-06	17.1000	18.7500	17.1000	18.6500	+25.168%	3	130	+12.332%
2026-05-05	15.2000	15.2000	14.9000	14.9000	+3.114%	11	131	+40.604%
2026-05-04	14.2000	14.4500	14.2000	14.4500	+8.647%	2	126	+44.983%
2026-05-01	13.7000	13.7500	13.3000	13.3000	-17.952%	4	126	+57.519%
2026-04-30	16.2100	16.2100	16.2100	16.2100	-18.131%	2	126	+29.241%
2026-04-29	19.8200	19.9500	19.6700	19.8000	-6.339%	32	126	+5.808%
2026-04-28	20.5000	21.1400	20.5000	21.1400	+22.551%	2	112	-0.899%
2026-04-24	17.8200	17.8500	17.0500	17.2500	-7.754%	45	113	+21.449%
2026-04-21	19.2000	19.2000	18.7000	18.7000	+1.081%	3	93	+12.032%
2026-04-20	18.6000	18.6000	18.4500	18.5000	-6.801%	3	93	+13.243%
2026-04-17	23.0500	23.0500	19.8500	19.8500	-8.059%	2	95	+5.542%
2026-04-16	21.5900	21.5900	21.5900	21.5900	-15.992%	1	94	-2.964%
2026-04-15	26.5500	26.5500	25.5500	25.7000	-8.214%	4	95	-18.482%
2026-04-14	28.0000	28.0000	28.0000	28.0000	+12.000%	4	98	-25.179%
2026-04-13	23.5500	25.0000	23.5500	25.0000	+9.890%	2	95	-16.200%
2026-04-10	22.7500	22.7500	22.7500	22.7500	+40.867%	1	95	-7.912%
2026-04-09	17.5000	17.5000	15.6000	16.1500	-46.523%	12	94	+29.721%
2026-03-31	29.4500	30.2000	28.9000	30.2000	+6.338%	16	94	-30.629%
2026-03-30	27.7500	28.4000	27.7500	28.4000	-20.891%	2	91	-26.232%
2026-03-23	33.8500	35.9000	33.8500	35.9000	+33.309%	5	89	-41.643%
2026-03-17	27.0600	27.0600	26.9300	26.9300	+0.485%	2	84	-22.206%
2026-03-16	28.4500	28.4500	26.8000	26.8000	+1.018%	5	83	-21.828%
2026-03-13	26.5300	26.5300	26.5300	26.5300	-12.874%	1	80	-21.033%
2026-03-11	30.0500	30.4500	30.0500	30.4500	+9.336%	4	80	-31.199%
2026-03-10	28.2500	28.6000	27.1500	27.8500	-2.962%	4	76	-24.776%
2026-03-09	29.0000	29.0000	28.7000	28.7000	-9.635%	2	74	-27.003%
2026-03-06	31.5500	31.7600	31.5500	31.7600	-6.036%	4	72	-34.037%
2026-03-05	33.0500	33.8000	33.0500	33.8000	+16.351%	3	73	-38.018%
2026-03-04	31.4500	31.4500	29.0500	29.0500	-6.139%	5	70	-27.883%
2026-03-02	27.6000	30.9500	27.6000	30.9500	-1.746%	16	65	-32.310%
2026-02-27	30.6500	31.5000	30.6000	31.5000	+0.318%	8	49	-33.492%
2026-02-25	30.8000	31.7500	30.8000	31.4000	+1.290%	4	37	-33.280%
2026-02-24	31.6000	31.6000	31.0000	31.0000	-12.504%	3	37	-32.419%
2026-02-20	37.3100	37.3100	35.4300	35.4300	+0.940%	3	36	-40.869%
2026-02-19	35.5000	35.5000	35.1000	35.1000	+9.346%	2	36	-40.313%
2026-02-18	29.3000	32.1000	29.3000	32.1000	+9.744%	5	36	-34.735%
2026-02-13	29.2500	29.2500	29.2500	29.2500	-13.844%	1	32	-28.376%
2026-02-12	35.6000	35.6000	33.9500	33.9500	-9.006%	23	32	-38.292%
2026-02-11	36.7900	37.4400	36.7900	37.3100	-1.686%	18	26	-43.849%
2026-02-06	38.0500	38.0500	37.9500	37.9500	-25.163%	7	16	-44.796%
2026-01-12	50.7100	50.7100	50.7100	50.7100	-32.387%	1	9	-58.687%
2026-01-07	75.0000	75.0000	75.0000	75.0000	+0.590%	1	8	-72.067%
2026-01-06	74.5600	74.5600	74.5600	74.5600	+12.970%	2	7	-71.902%
2025-12-02	66.0000	66.0000	66.0000	66.0000	-14.375%	1	7	-68.258%
2025-11-18	77.0800	77.0800	77.0800	77.0800	+9.287%	2	8	-72.820%
2025-11-17	70.5300	70.5300	70.5300	70.5300	-2.178%	2	9	-70.296%
2025-11-10	72.3200	72.3200	71.8000	72.1000	+14.590%	6	7	-70.943%
2025-10-16	62.9200	62.9200	62.9200	62.9200	+6.194%	2	11	-66.704%
2025-10-14	60.5000	60.5000	59.0000	59.2500	-15.357%	8	11	-64.641%
2025-10-01	70.0000	70.0000	70.0000	70.0000	+5.216%	1	5	-70.071%
2025-09-26	66.5300	66.5300	66.5300	66.5300	0.000%	4	4	-68.510%