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COST20261120P820
COST Nov 20 2026 820.00 Put (COST261120P00820000)
option OPRA

EOD

Sep 10, 2026

8.30-2.924%(-0.25)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-10	8.3000	8.3000	8.3000	8.3000	-2.924%	1	183	0.000%
2026-09-09	8.2000	8.7500	8.2000	8.5500	+14.305%	8	184	-2.924%
2026-09-08	7.7500	7.9800	7.4800	7.4800	+13.333%	8	184	+10.963%
2026-09-04	6.4000	6.6000	6.4000	6.6000	-4.348%	3	180	+25.758%
2026-09-03	6.3500	6.9000	6.3500	6.9000	+14.238%	2	180	+20.290%
2026-09-02	5.7000	6.1500	5.7000	6.0400	+24.536%	8	179	+37.417%
2026-08-28	5.0500	5.0500	4.8500	4.8500	-9.683%	3	171	+71.134%
2026-08-27	5.3200	5.3700	5.3200	5.3700	+27.857%	2	169	+54.562%
2026-08-26	4.2000	4.2000	4.2000	4.2000	+12.000%	1	168	+97.619%
2026-08-25	3.7500	3.7500	3.7500	3.7500	+1.351%	3	167	+121.333%
2026-08-24	4.7000	4.7000	3.7000	3.7000	-50.993%	3	165	+124.324%
2026-08-20	6.1000	7.5500	6.1000	7.5500	+62.366%	69	163	+9.934%
2026-08-19	3.9800	4.6500	3.9800	4.6500	-7.000%	21	116	+78.495%
2026-08-18	5.0000	5.0000	5.0000	5.0000	-1.961%	2	115	+66.000%
2026-08-17	5.4500	5.4500	5.1000	5.1000	+2.000%	5	117	+62.745%
2026-08-14	5.2000	5.2000	5.0000	5.0000	-9.420%	2	118	+66.000%
2026-08-13	6.0000	6.0000	5.5200	5.5200	-19.416%	3	116	+50.362%
2026-08-12	6.9000	7.5200	6.8500	6.8500	-7.432%	85	113	+21.168%
2026-08-11	7.5500	7.8000	7.3000	7.4000	-3.268%	7	99	+12.162%
2026-08-10	7.6500	7.6500	7.6500	7.6500	-1.923%	10	94	+8.497%
2026-08-07	7.8000	7.8000	7.8000	7.8000	-7.473%	1	93	+6.410%
2026-08-05	9.0000	9.0000	8.4300	8.4300	+21.295%	4	93	-1.542%
2026-08-03	6.9500	6.9500	6.9500	6.9500	-14.724%	1	95	+19.424%
2026-07-31	8.5600	8.5600	8.1500	8.1500	+2.516%	6	95	+1.840%
2026-07-30	7.9500	7.9500	7.9500	7.9500	+26.592%	1	90	+4.403%
2026-07-29	6.2800	6.2800	6.2800	6.2800	+1.783%	1	91	+32.166%
2026-07-28	7.2000	7.2000	5.6000	6.1700	-29.727%	8	90	+34.522%
2026-07-27	8.7800	8.7800	8.7800	8.7800	-14.341%	1	90	-5.467%
2026-07-24	11.5000	11.5000	10.2500	10.2500	-22.348%	5	91	-19.024%
2026-07-23	13.2000	13.2000	13.2000	13.2000	+5.179%	1	94	-37.121%
2026-07-22	12.3500	12.6000	12.3500	12.5500	+2.116%	5	94	-33.865%
2026-07-21	12.5700	12.5700	11.7700	12.2900	+5.494%	6	91	-32.465%
2026-07-20	11.9500	12.1000	11.6500	11.6500	+1.747%	3	89	-28.755%
2026-07-17	9.9400	11.6500	9.9400	11.4500	+1.778%	3	89	-27.511%
2026-07-16	12.4800	12.4800	11.2500	11.2500	-13.462%	3	89	-26.222%
2026-07-15	13.0000	13.0000	12.9000	13.0000	-2.108%	4	90	-36.154%
2026-07-13	13.2800	13.2800	13.2800	13.2800	-15.896%	5	92	-37.500%
2026-07-09	14.8300	16.0000	14.8300	15.7900	+67.622%	9	92	-47.435%
2026-07-07	9.4200	9.4200	9.4200	9.4200	-17.077%	10	86	-11.890%
2026-07-02	13.7500	13.7500	11.2100	11.3600	-21.330%	5	88	-26.937%
2026-07-01	13.0000	14.4400	13.0000	14.4400	+25.456%	17	88	-42.521%
2026-06-29	11.3800	11.5100	11.3800	11.5100	+12.843%	4	82	-27.889%
2026-06-26	10.6500	10.6500	10.2000	10.2000	-20.063%	6	83	-18.627%
2026-06-25	12.2500	12.7600	12.0000	12.7600	+4.163%	11	87	-34.953%
2026-06-18	12.1800	12.2500	12.1800	12.2500	+41.947%	2	87	-32.245%
2026-06-16	8.9500	8.9500	8.6300	8.6300	-7.304%	7	87	-3.824%
2026-06-15	9.3100	9.3100	9.3100	9.3100	-12.170%	5	86	-10.849%
2026-06-12	10.6000	10.6000	10.6000	10.6000	-17.188%	1	81	-21.698%
2026-06-09	12.5000	12.8000	12.5000	12.8000	+2.729%	3	81	-35.156%
2026-06-08	12.5500	12.5500	12.4600	12.4600	+4.882%	2	81	-33.387%
2026-06-04	11.9000	11.9000	11.8800	11.8800	-21.325%	5	81	-30.135%
2026-06-02	15.5500	15.5500	15.1000	15.1000	-11.176%	7	78	-45.033%
2026-06-01	14.8900	17.0000	14.8900	17.0000	+10.175%	12	77	-51.176%
2026-05-29	17.3800	17.3800	14.9500	15.4300	+39.009%	31	75	-46.209%
2026-05-28	11.0000	11.1000	11.0000	11.1000	-8.642%	11	52	-25.225%
2026-05-26	11.7700	12.2500	11.7700	12.1500	+43.787%	5	42	-31.687%
2026-05-18	8.4500	8.4500	8.4500	8.4500	-10.106%	6	39	-1.775%
2026-05-14	9.4500	9.9500	8.9500	9.4000	-12.150%	6	45	-11.702%
2026-05-13	10.7000	10.7000	10.7000	10.7000	+1.905%	4	30	-22.430%
2026-05-12	11.0000	11.0000	10.1500	10.5000	-14.286%	29	30	-20.952%
2026-05-11	11.7500	12.4000	11.7500	12.2500	+6.987%	9	30	-32.245%
2026-05-06	11.4500	11.4500	11.4500	11.4500	-1.293%	1	27	-27.511%
2026-04-30	11.8400	11.8400	11.6000	11.6000	-12.716%	3	27	-28.448%
2026-04-29	13.0500	13.2900	13.0500	13.2900	-0.821%	2	25	-37.547%
2026-04-28	13.2500	13.4000	13.1000	13.4000	+9.388%	4	25	-38.060%
2026-04-23	12.1500	12.2500	12.1500	12.2500	-38.903%	2	24	-32.245%
2026-03-20	20.0500	20.0500	20.0500	20.0500	+18.219%	1	23	-58.603%
2026-03-17	16.9600	16.9600	16.9600	16.9600	-13.425%	2	23	-51.061%
2026-03-06	19.5000	19.5900	19.5000	19.5900	-16.921%	2	23	-57.631%
2026-01-21	23.5800	23.5800	23.5800	23.5800	-15.786%	14	22	-64.801%
2026-01-14	28.0000	28.0000	28.0000	28.0000	-7.285%	1	15	-70.357%
2026-01-13	30.2000	30.2000	30.2000	30.2000	-5.181%	1	16	-72.517%
2026-01-08	31.8500	31.8500	31.8500	31.8500	-30.306%	1	15	-73.940%
2025-12-30	45.7000	45.7000	45.7000	45.7000	-0.652%	1	15	-81.838%
2025-12-29	45.6500	46.0000	45.6500	46.0000	-1.118%	2	14	-81.957%
2025-12-24	46.3100	46.5200	46.3100	46.5200	-8.569%	7	18	-82.158%
2025-12-22	50.8800	50.8800	50.8800	50.8800	-0.333%	5	18	-83.687%
2025-12-18	52.6500	52.6500	51.0500	51.0500	+0.631%	12	13	-83.741%
2025-12-17	50.7300	50.7300	50.7300	50.7300	-0.529%	1	10	-83.639%
2025-12-16	54.1200	54.1200	51.0000	51.0000	0.000%	11	9	-83.725%