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COST20280121P900
COST Jan 21 2028 900.00 Put (COST280121P00900000)
option OPRA

EOD

Sep 10, 2026

80.17+0.868%(+0.69)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-10	80.1700	80.1700	80.1700	80.1700	+0.868%	1	651	0.000%
2026-09-08	79.3500	79.4800	79.1900	79.4800	+5.762%	34	650	+0.868%
2026-09-02	72.0000	75.1500	72.0000	75.1500	+5.994%	8	651	+6.680%
2026-09-01	71.2000	71.2000	70.9000	70.9000	+3.807%	4	646	+13.075%
2026-08-31	68.3000	68.3000	68.3000	68.3000	-1.301%	3	646	+17.379%
2026-08-28	69.3500	69.5500	69.2000	69.2000	-3.889%	43	644	+15.853%
2026-08-27	69.5500	72.0000	69.5500	72.0000	+9.589%	201	646	+11.347%
2026-08-26	64.4000	65.7000	64.4000	65.7000	+1.389%	4	446	+22.024%
2026-08-25	64.6000	64.8000	64.4000	64.8000	+1.488%	25	444	+23.719%
2026-08-24	63.6000	63.8500	63.6000	63.8500	-8.955%	2	432	+25.560%
2026-08-21	70.1300	70.1300	70.1300	70.1300	+7.892%	1	433	+14.316%
2026-08-19	65.0000	65.0000	65.0000	65.0000	-2.651%	1	432	+23.338%
2026-08-14	66.7700	66.7700	66.7700	66.7700	-7.264%	1	431	+20.069%
2026-08-11	71.0600	72.0000	71.0600	72.0000	-0.139%	2	431	+11.347%
2026-08-10	72.0000	72.6000	72.0000	72.1000	+0.910%	4	429	+11.193%
2026-08-07	71.4500	71.4500	71.4500	71.4500	-4.733%	1	430	+12.204%
2026-08-05	75.0000	75.0000	75.0000	75.0000	+5.634%	1	429	+6.893%
2026-07-27	71.0000	71.0500	71.0000	71.0000	-6.946%	6	428	+12.915%
2026-07-24	77.6700	77.6700	76.3000	76.3000	-6.951%	2	433	+5.072%
2026-07-22	82.0000	82.0000	82.0000	82.0000	+4.792%	5	432	-2.232%
2026-07-20	78.2500	78.2500	78.2500	78.2500	+1.203%	10	427	+2.454%
2026-07-16	78.7700	78.7700	76.8500	77.3200	-7.678%	7	427	+3.686%
2026-07-10	83.7500	83.7500	83.7500	83.7500	-1.563%	1	431	-4.275%
2026-07-09	83.0000	85.0800	82.6300	85.0800	+17.514%	6	431	-5.771%
2026-07-08	72.4000	72.4000	72.4000	72.4000	-1.630%	1	425	+10.732%
2026-07-07	73.4500	73.6600	73.4500	73.6000	-1.288%	5	425	+8.927%
2026-07-06	74.5600	74.5600	74.5600	74.5600	-3.445%	2	423	+7.524%
2026-07-02	77.0000	77.2200	77.0000	77.2200	+10.078%	3	422	+3.820%
2026-06-24	70.1500	70.1500	70.1500	70.1500	+0.214%	4	422	+14.284%
2026-06-23	70.0000	70.0000	70.0000	70.0000	-6.729%	3	424	+14.529%
2026-06-22	75.0000	75.0500	75.0000	75.0500	+3.304%	5	421	+6.822%
2026-06-18	68.8100	72.6500	68.8100	72.6500	+10.326%	102	320	+10.351%
2026-06-15	67.7500	67.7500	65.8500	65.8500	-2.733%	3	320	+21.746%
2026-06-12	67.7000	67.7000	67.7000	67.7000	+0.520%	3	323	+18.419%
2026-06-10	68.6000	68.6000	67.3500	67.3500	-2.179%	7	320	+19.035%
2026-06-08	68.6000	68.8500	68.6000	68.8500	+8.579%	2	320	+16.442%
2026-06-05	63.4100	63.4100	63.4100	63.4100	-14.392%	5	321	+26.431%
2026-05-29	64.6000	74.0700	64.6000	74.0700	+19.468%	4	321	+8.235%
2026-05-28	62.5000	62.5000	61.7100	62.0000	+3.766%	9	320	+29.306%
2026-05-26	67.0500	67.0500	59.7500	59.7500	+24.220%	6	315	+34.176%
2026-05-18	53.0000	53.0000	48.1000	48.1000	-4.563%	4	311	+66.674%
2026-05-15	50.4000	50.4000	50.4000	50.4000	-7.421%	1	311	+59.067%
2026-05-14	51.0000	54.4400	51.0000	54.4400	-2.350%	2	311	+47.263%
2026-05-13	55.6500	55.7500	55.6500	55.7500	-8.306%	2	311	+43.803%
2026-05-07	61.6000	61.7000	60.8000	60.8000	+2.616%	4	311	+31.859%
2026-05-01	58.5500	59.3000	58.5500	59.2500	-2.082%	8	307	+35.308%
2026-04-27	60.5100	60.5100	60.5100	60.5100	-0.771%	1	307	+32.490%
2026-04-24	60.9800	60.9800	60.9800	60.9800	-5.311%	2	307	+31.469%
2026-04-17	68.0000	68.0000	64.4000	64.4000	-8.640%	7	307	+24.488%
2026-04-15	68.0000	72.2700	68.0000	70.4900	-1.495%	6	308	+13.732%
2026-04-14	72.7100	72.7100	71.5600	71.5600	+8.342%	3	305	+12.032%
2026-04-13	66.0500	66.0500	66.0500	66.0500	+1.788%	1	307	+21.378%
2026-04-10	62.4500	65.4600	62.4500	64.8900	+6.815%	4	307	+23.548%
2026-04-08	60.7500	60.7500	60.7500	60.7500	-5.152%	1	306	+31.967%
2026-04-07	64.0500	64.0500	64.0500	64.0500	-13.141%	2	305	+25.168%
2026-03-24	73.5500	73.7400	73.5500	73.7400	+1.014%	3	303	+8.720%
2026-03-19	73.0000	73.7600	72.0000	73.0000	+6.960%	296	300	+9.822%
2026-03-18	68.6000	68.6500	68.2500	68.2500	+2.324%	12	428	+17.465%
2026-03-12	66.7000	66.7000	66.7000	66.7000	-2.500%	1	425	+20.195%
2026-03-09	68.4100	68.4100	68.4100	68.4100	0.000%	1	426	+17.190%
2026-03-06	68.5500	68.5500	68.4100	68.4100	-3.553%	2	427	+17.190%
2026-03-05	70.9300	70.9300	70.9300	70.9300	+6.566%	1	427	+13.027%
2026-03-03	66.5600	66.5600	66.5600	66.5600	-3.940%	8	427	+20.448%
2026-02-27	69.2900	69.2900	69.2900	69.2900	-2.408%	1	427	+15.702%
2026-02-26	71.0000	71.0000	71.0000	71.0000	+5.185%	1	428	+12.915%
2026-02-18	67.2000	67.5000	67.2000	67.5000	+3.575%	2	427	+18.770%
2026-02-13	66.0000	66.0000	65.1700	65.1700	-6.900%	3	431	+23.017%
2026-02-12	69.1600	70.0000	69.1600	70.0000	-4.749%	3	431	+14.529%
2026-02-11	73.5000	73.5000	73.4900	73.4900	+2.069%	3	432	+9.090%
2026-02-10	72.0000	72.0000	72.0000	72.0000	+4.121%	1	434	+11.347%
2026-02-09	69.1500	69.1500	69.1500	69.1500	-5.209%	2	434	+15.936%
2026-02-05	71.7000	72.9500	71.7000	72.9500	+0.621%	53	432	+9.897%
2026-02-04	72.5000	72.5000	72.5000	72.5000	+2.185%	1	432	+10.579%
2026-02-03	70.9500	70.9500	70.9500	70.9500	-16.755%	1	432	+12.995%
2026-01-30	85.2300	85.2300	85.2300	85.2300	+9.832%	1	431	-5.937%
2026-01-28	77.0400	78.0900	77.0400	77.6000	+7.778%	10	430	+3.312%
2026-01-26	72.0000	72.0000	72.0000	72.0000	0.000%	1	425	+11.347%
2026-01-23	75.0000	75.0000	72.0000	72.0000	-2.558%	7	425	+11.347%
2026-01-21	73.8900	73.8900	73.8900	73.8900	-9.890%	1	424	+8.499%
2026-01-20	82.0000	82.0000	82.0000	82.0000	+0.985%	35	425	-2.232%
2026-01-15	82.4100	82.4100	80.8000	81.2000	-4.471%	6	460	-1.268%
2026-01-14	85.0000	85.0000	85.0000	85.0000	-1.163%	50	464	-5.682%
2026-01-12	87.2300	87.2300	86.0000	86.0000	-6.420%	3	414	-6.779%
2026-01-09	92.9000	92.9000	91.6500	91.9000	-2.296%	4	413	-12.764%
2026-01-08	95.0000	95.0000	93.6800	94.0600	-10.042%	7	415	-14.767%
2026-01-07	105.9000	105.9000	104.5600	104.5600	+0.490%	2	418	-23.326%
2026-01-06	104.0500	104.0500	104.0500	104.0500	-11.447%	1	419	-22.951%
2026-01-02	117.5000	117.5000	117.5000	117.5000	+8.245%	2	420	-31.770%
2025-12-26	109.0000	109.0000	108.5500	108.5500	-7.735%	2	418	-26.145%
2025-12-19	117.2000	117.6500	117.2000	117.6500	+0.513%	2	418	-31.857%
2025-12-17	114.3000	117.0500	114.3000	117.0500	-4.837%	18	417	-31.508%
2025-12-16	120.5000	123.0000	120.5000	123.0000	+4.868%	7	409	-34.821%
2025-12-15	119.0000	119.0000	117.2900	117.2900	+3.980%	4	402	-31.648%
2025-12-12	114.4200	114.4200	112.8000	112.8000	+3.887%	32	406	-28.927%
2025-12-11	108.5800	108.5800	108.5800	108.5800	-2.531%	30	422	-26.165%
2025-12-10	110.2400	111.4000	110.2400	111.4000	+2.061%	36	392	-28.034%
2025-12-09	108.8500	109.1500	108.8500	109.1500	+1.535%	2	356	-26.551%
2025-12-08	107.5000	107.5000	107.5000	107.5000	+1.896%	1	355	-25.423%
2025-12-04	106.0200	107.2500	105.5000	105.5000	+11.193%	8	354	-24.009%
2025-12-03	95.0000	95.8200	94.8800	94.8800	-11.219%	50	355	-15.504%
2025-11-26	106.8700	106.8700	106.8700	106.8700	-0.909%	1	345	-24.984%
2025-11-20	108.7000	109.3000	107.8500	107.8500	-1.955%	22	345	-25.665%
2025-11-19	110.0000	110.0000	110.0000	110.0000	+4.019%	1	323	-27.118%
2025-11-18	104.0000	105.7500	104.0000	105.7500	+5.750%	5	322	-24.189%
2025-11-17	99.0000	100.0000	99.0000	100.0000	+3.670%	3	318	-19.830%
2025-11-14	100.6500	100.6500	96.4600	96.4600	-1.320%	3	316	-16.888%
2025-11-13	97.7500	97.7500	97.7500	97.7500	-2.881%	1	315	-17.985%
2025-11-12	100.6500	100.6500	100.6500	100.6500	+2.214%	1	315	-20.348%
2025-11-11	99.0000	99.1700	98.4700	98.4700	+4.522%	3	313	-18.584%
2025-11-07	94.2100	94.2100	94.2100	94.2100	-6.769%	5	313	-14.903%
2025-11-06	101.0500	101.0500	101.0500	101.0500	+8.075%	1	318	-20.663%
2025-11-05	93.5000	93.5000	93.5000	93.5000	+1.114%	1	317	-14.257%
2025-11-04	92.4700	92.4700	92.4700	92.4700	-5.110%	10	316	-13.302%
2025-11-03	98.0000	98.0000	97.4500	97.4500	+1.532%	2	306	-17.732%
2025-10-31	95.9800	95.9800	95.9800	95.9800	+2.598%	1	306	-16.472%
2025-10-30	96.6000	96.6000	93.5500	93.5500	-2.653%	5	305	-14.303%
2025-10-29	95.9500	96.3000	95.9500	96.1000	+3.757%	16	303	-16.576%
2025-10-28	92.6000	92.6200	92.6000	92.6200	+1.279%	2	295	-13.442%
2025-10-27	91.6100	91.8600	91.4300	91.4500	+2.293%	4	294	-12.335%
2025-10-24	89.9900	89.9900	89.4000	89.4000	+1.706%	2	294	-10.324%
2025-10-22	91.0400	91.0400	87.9000	87.9000	-1.457%	18	294	-8.794%
2025-10-21	90.0000	90.1200	88.6400	89.2000	-2.938%	24	295	-10.123%
2025-10-20	91.0000	92.1300	89.7400	91.9000	-4.519%	118	305	-12.764%
2025-10-17	96.2500	96.2500	96.2500	96.2500	-0.671%	100	313	-16.706%
2025-10-16	90.2200	97.5000	90.2200	96.9000	+7.309%	5	336	-17.265%
2025-10-13	90.0500	90.3000	90.0500	90.3000	+5.614%	2	335	-11.218%
2025-10-09	85.5000	85.5000	85.5000	85.5000	-10.000%	1	334	-6.234%
2025-10-06	95.0000	95.0000	95.0000	95.0000	0.000%	2	334	-15.611%
2025-09-29	94.0300	96.3500	94.0300	95.0000	+3.373%	102	332	-15.611%
2025-09-26	93.0000	97.0000	91.9000	91.9000	+6.243%	10	230	-12.764%
2025-09-24	86.5000	86.5000	86.5000	86.5000	-2.809%	2	220	-7.318%
2025-09-23	88.9600	89.0000	88.9600	89.0000	+4.706%	3	218	-9.921%
2025-09-19	85.0000	85.0000	85.0000	85.0000	+4.680%	1	215	-5.682%
2025-09-18	82.0000	82.0000	81.2000	81.2000	+2.203%	213	214	-1.268%
2025-09-15	79.5000	79.5000	79.4500	79.4500	0.000%	2	1	+0.906%