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MSTR20260918P50
MSTR Sep 18 2026 50.00 Put (MSTR260918P00050000)
option OPRA

EOD

Aug 20, 2026

0.1500-25.000%(-0.0500)1,176

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-20	0.2600	0.2700	0.0800	0.1500	-25.000%	1,176	16,350	0.000%
2026-08-19	0.4400	0.4400	0.1800	0.2000	-37.500%	1,345	16,023	-25.000%
2026-08-18	0.3000	0.3400	0.2700	0.3200	+18.519%	1,142	15,467	-53.125%
2026-08-17	0.2900	0.4400	0.2600	0.2700	-15.625%	1,109	15,270	-44.444%
2026-08-14	0.3300	0.4000	0.2900	0.3200	+23.077%	75	15,070	-53.125%
2026-08-13	0.2600	0.2900	0.2300	0.2600	0.000%	67	15,055	-42.308%
2026-08-12	0.2600	0.2700	0.2300	0.2600	-3.704%	287	15,042	-42.308%
2026-08-11	0.3000	0.3000	0.2500	0.2700	-12.903%	776	15,037	-44.444%
2026-08-10	0.3000	0.3300	0.2800	0.3100	+3.333%	229	14,668	-51.613%
2026-08-07	0.2600	0.3700	0.2600	0.3000	-9.091%	273	14,658	-50.000%
2026-08-06	0.4600	0.4600	0.3200	0.3300	-21.429%	78	14,658	-54.545%
2026-08-05	0.4200	0.4300	0.3300	0.4200	+7.692%	45	14,697	-64.286%
2026-08-04	0.4400	0.5000	0.3800	0.3900	-25.000%	711	14,711	-61.538%
2026-08-03	0.6100	0.6100	0.5000	0.5200	-13.333%	1,636	14,324	-71.154%
2026-07-31	0.6100	0.7000	0.5000	0.6000	+15.385%	1,838	15,437	-75.000%
2026-07-30	0.7300	0.7300	0.5200	0.5200	-25.714%	519	14,418	-71.154%
2026-07-29	0.6400	0.7400	0.5700	0.7000	+9.375%	364	14,092	-78.571%
2026-07-28	0.7400	0.7900	0.6300	0.6400	-4.478%	108	14,134	-76.563%
2026-07-27	0.7200	0.7400	0.6400	0.6700	-27.174%	150	14,132	-77.612%
2026-07-24	0.9700	0.9700	0.8600	0.9200	+5.747%	79	14,116	-83.696%
2026-07-23	0.8400	0.9600	0.8200	0.8700	+17.568%	127	14,072	-82.759%
2026-07-22	0.8400	0.8400	0.7400	0.7400	-10.843%	13	14,039	-79.730%
2026-07-21	0.7900	0.8300	0.6800	0.8300	+3.750%	611	14,041	-81.928%
2026-07-20	1.0000	1.0500	0.8000	0.8000	-19.192%	108	14,479	-81.250%
2026-07-17	1.1400	1.1400	0.9800	0.9900	-5.714%	2,685	14,486	-84.848%
2026-07-16	1.1200	1.1200	1.0100	1.0500	-7.080%	121	12,944	-85.714%
2026-07-15	1.0000	1.1400	0.9800	1.1300	-4.237%	117	12,855	-86.726%
2026-07-14	1.2700	1.3200	1.1400	1.1800	-18.621%	180	12,798	-87.288%
2026-07-13	1.3900	1.4500	1.3000	1.4500	+11.538%	102	12,734	-89.655%
2026-07-10	1.2500	1.3700	1.2200	1.3000	-5.797%	59	12,658	-88.462%
2026-07-09	1.6200	1.6200	1.3600	1.3800	-17.857%	172	12,607	-89.130%
2026-07-08	1.8200	1.9000	1.6800	1.6800	+5.000%	530	12,586	-91.071%
2026-07-07	1.6800	1.6800	1.4300	1.6000	+3.226%	1,383	12,173	-90.625%
2026-07-06	1.7600	1.8500	1.5400	1.5500	-7.186%	123	11,613	-90.323%
2026-07-02	1.6500	1.7400	1.4100	1.6700	-13.918%	442	11,765	-91.018%
2026-07-01	2.6000	2.6000	1.7500	1.9400	-25.385%	905	11,765	-92.268%
2026-06-30	2.5000	2.8200	2.2000	2.6000	+44.444%	2,913	11,332	-94.231%
2026-06-29	3.2000	3.2000	1.7100	1.8000	-49.580%	1,533	10,051	-91.667%
2026-06-26	3.6700	3.6700	2.6800	3.5700	+11.563%	17,531	9,605	-95.798%
2026-06-25	2.1100	3.4500	2.1100	3.2000	+38.528%	2,637	17,613	-95.313%
2026-06-24	1.3600	2.4900	1.3600	2.3100	+87.805%	2,040	16,179	-93.506%
2026-06-23	1.1500	1.3200	1.1500	1.2300	+2.500%	231	15,629	-87.805%
2026-06-22	1.5000	1.5000	0.9200	1.2000	+9.091%	271	15,628	-87.500%
2026-06-18	1.1000	1.3700	1.0900	1.1000	+37.500%	151	1,737	-86.364%
2026-06-17	0.7900	0.8800	0.7000	0.8000	0.000%	15,206	1,737	-81.250%
2026-06-16	0.9100	0.9100	0.7700	0.8000	+8.108%	16	1,737	-81.250%
2026-06-15	0.7900	0.9300	0.7400	0.7400	-23.711%	21	1,744	-79.730%
2026-06-12	1.0500	1.0500	0.9300	0.9700	-18.487%	15	1,726	-84.536%
2026-06-11	1.2500	1.2500	1.1900	1.1900	-8.462%	12	1,715	-87.395%
2026-06-10	1.3900	1.4400	1.2300	1.3000	-10.345%	374	1,704	-88.462%
2026-06-09	1.3500	1.4500	1.3500	1.4500	+11.538%	8	1,384	-89.655%
2026-06-08	1.5000	1.5000	1.2200	1.3000	-32.292%	43	1,384	-88.462%
2026-06-05	1.7600	1.9200	1.7200	1.9200	+53.600%	140	1,383	-92.188%
2026-06-04	1.3700	1.3700	1.0000	1.2500	+10.619%	250	1,259	-88.000%
2026-06-03	1.0900	1.2500	1.0900	1.1300	+17.708%	56	1,368	-86.726%
2026-06-02	0.6600	0.9600	0.6600	0.9600	+77.778%	37	1,360	-84.375%
2026-06-01	0.7400	0.7400	0.5100	0.5400	+3.846%	499	1,332	-72.222%
2026-05-28	0.4700	0.5200	0.4700	0.5200	+18.182%	13	1,122	-71.154%
2026-05-27	0.7100	0.7100	0.4400	0.4400	-12.000%	56	1,113	-65.909%
2026-05-26	0.5100	0.5100	0.3800	0.5000	-25.373%	15	1,098	-70.000%
2026-05-22	0.4400	0.6700	0.3600	0.6700	+13.559%	9	1,108	-77.612%
2026-05-21	0.5000	0.5900	0.4000	0.5900	+15.686%	11	1,105	-74.576%
2026-05-20	0.5100	0.5100	0.5100	0.5100	+8.511%	2	1,105	-70.588%
2026-05-19	0.4700	0.4700	0.4700	0.4700	+4.444%	10	1,097	-68.085%
2026-05-18	0.6000	0.7500	0.4500	0.4500	0.000%	149	1,097	-66.667%
2026-05-15	0.5100	0.5100	0.4500	0.4500	-15.094%	24	1,097	-66.667%
2026-05-14	0.5300	0.5300	0.5300	0.5300	-11.667%	1	1,082	-71.698%
2026-05-13	0.6000	0.6000	0.6000	0.6000	+20.000%	4	1,081	-75.000%
2026-05-12	0.5000	0.5000	0.5000	0.5000	-12.281%	1	1,081	-70.000%
2026-05-11	0.5700	0.5700	0.5700	0.5700	-12.308%	1	1,081	-73.684%
2026-05-07	0.6500	0.6500	0.6500	0.6500	-7.143%	1	1,080	-76.923%
2026-05-05	0.6900	0.7000	0.6900	0.7000	0.000%	17	1,080	-78.571%
2026-05-04	0.7600	0.7600	0.7000	0.7000	-9.091%	23	1,080	-78.571%
2026-05-01	0.7700	0.7700	0.7700	0.7700	-14.444%	1	1,082	-80.519%
2026-04-30	0.9000	0.9000	0.9000	0.9000	-10.000%	1	1,082	-83.333%
2026-04-22	1.2000	1.2000	1.0000	1.0000	+4.167%	18	1,082	-85.000%
2026-04-21	0.9600	0.9600	0.9600	0.9600	-3.030%	2	1,080	-84.375%
2026-04-20	0.9900	0.9900	0.9900	0.9900	-6.604%	2	1,080	-84.848%
2026-04-17	1.0100	1.0900	1.0100	1.0600	-27.891%	33	1,080	-85.849%
2026-04-15	1.7900	1.7900	1.4200	1.4700	+2.797%	112	1,103	-89.796%
2026-04-14	1.6100	1.6100	1.4300	1.4300	-17.341%	8	1,009	-89.510%
2026-04-13	1.7500	1.7500	1.7300	1.7300	-3.889%	2	1,013	-91.329%
2026-04-10	1.8000	1.8000	1.8000	1.8000	-13.462%	1	1,013	-91.667%
2026-04-08	1.9000	2.0800	1.9000	2.0800	-4.587%	2	1,012	-92.788%
2026-04-06	2.1800	2.1800	2.1800	2.1800	-16.794%	3	1,012	-93.119%
2026-04-02	2.5900	2.6200	2.5900	2.6200	+5.645%	4	1,014	-94.275%
2026-04-01	2.4800	2.4800	2.4800	2.4800	-6.061%	1	1,014	-93.952%
2026-03-31	2.7000	2.7000	2.6400	2.6400	+6.452%	3	1,015	-94.318%
2026-03-30	2.4800	2.4800	2.4800	2.4800	+13.242%	72	1,014	-93.952%
2026-03-23	2.1800	2.1900	2.1100	2.1900	-5.195%	13	1,079	-93.151%
2026-03-20	2.2800	2.3700	2.2600	2.3100	+2.667%	34	1,081	-93.506%
2026-03-19	2.2500	2.2500	2.2500	2.2500	+3.211%	1	1,084	-93.333%
2026-03-18	2.1600	2.1800	2.1600	2.1800	+6.341%	7	1,085	-93.119%
2026-03-17	2.1100	2.1100	2.0400	2.0500	-21.154%	13	1,092	-92.683%
2026-03-12	2.5600	2.6000	2.5600	2.6000	+5.263%	2	1,080	-94.231%
2026-03-11	2.4700	2.4700	2.4700	2.4700	-5.000%	1	1,080	-93.927%
2026-03-10	2.6000	2.6000	2.6000	2.6000	0.000%	2	1,079	-94.231%
2026-03-05	2.5400	2.6100	2.5400	2.6000	+6.557%	3	1,077	-94.231%
2026-03-04	2.6000	2.6000	2.4400	2.4400	-25.610%	2	1,077	-93.852%
2026-03-03	3.3000	3.3000	3.2800	3.2800	+10.811%	2	1,078	-95.427%
2026-03-02	3.0000	3.0400	2.8900	2.9600	-12.684%	12	1,079	-94.932%
2026-02-26	3.2000	3.3900	3.2000	3.3900	+4.308%	4	1,080	-95.575%
2026-02-25	3.3200	3.3200	3.2000	3.2500	-14.474%	16	1,091	-95.385%
2026-02-24	3.8000	3.8000	3.8000	3.8000	+2.981%	20	1,091	-96.053%
2026-02-23	3.6000	3.7000	3.6000	3.6900	+6.340%	50	1,103	-95.935%
2026-02-20	3.4600	3.6100	3.3000	3.4700	-3.343%	37	1,092	-95.677%
2026-02-19	3.5900	3.5900	3.5900	3.5900	-2.973%	8	1,096	-95.822%
2026-02-18	3.7000	3.7000	3.7000	3.7000	+5.714%	10	1,092	-95.946%
2026-02-17	3.7700	3.9900	3.5000	3.5000	-5.405%	39	1,102	-95.714%
2026-02-13	3.9500	3.9500	3.5500	3.7000	-10.843%	28	1,114	-95.946%
2026-02-12	3.9000	4.2700	3.9000	4.1500	+9.211%	13	1,114	-96.386%
2026-02-11	3.6700	3.8000	3.6700	3.8000	+6.742%	121	1,124	-96.053%
2026-02-10	3.5000	3.5600	3.5000	3.5600	+2.594%	21	1,023	-95.787%
2026-02-09	3.7600	3.7600	3.4700	3.4700	-16.184%	11	1,006	-95.677%
2026-02-06	6.0500	6.0500	4.1400	4.1400	-39.474%	75	999	-96.377%
2026-02-05	4.2000	6.8600	4.2000	6.8400	+101.176%	98	1,009	-97.807%
2026-02-04	3.4000	4.0000	3.4000	3.4000	+9.677%	33	1,023	-95.588%
2026-02-03	2.5500	3.2400	2.5500	3.1000	+34.783%	34	1,009	-95.161%
2026-02-02	2.1800	2.3000	2.0400	2.3000	+9.524%	252	1,009	-93.478%
2026-01-30	2.1400	2.1400	2.1000	2.1000	-6.250%	41	1,078	-92.857%
2026-01-29	2.0000	2.2400	2.0000	2.2400	+31.765%	44	1,057	-93.304%
2026-01-28	1.6900	1.7200	1.6900	1.7000	+1.796%	51	1,060	-91.176%
2026-01-27	1.7500	1.7500	1.6600	1.6700	-4.571%	201	1,010	-91.018%
2026-01-26	1.7500	1.7500	1.7500	1.7500	-8.854%	3	810	-91.429%
2026-01-21	1.9200	1.9200	1.9200	1.9200	-2.041%	1	807	-92.188%
2026-01-20	1.9900	1.9900	1.9200	1.9600	-4.854%	207	807	-92.347%
2026-01-12	2.1100	2.1100	2.0600	2.0600	-9.251%	10	804	-92.718%
2026-01-09	2.2200	2.2700	2.2200	2.2700	-12.355%	25	804	-93.392%
2026-01-07	2.5000	2.5900	2.5000	2.5900	-2.264%	11	795	-94.208%
2026-01-05	2.6500	2.6500	2.6500	2.6500	-6.690%	1	805	-94.340%
2026-01-02	2.8000	2.8400	2.8000	2.8400	-2.740%	8	805	-94.718%
2025-12-31	3.0300	3.1000	2.9200	2.9200	-2.341%	9	809	-94.863%
2025-12-30	2.9900	2.9900	2.9900	2.9900	-4.777%	1	809	-94.983%
2025-12-26	3.1400	3.1400	3.1400	3.1400	+1.290%	1	810	-95.223%
2025-12-24	3.1000	3.1000	3.1000	3.1000	-0.641%	1	812	-95.161%
2025-12-23	3.3000	3.3000	3.0500	3.1200	-0.637%	204	812	-95.192%
2025-12-22	3.1400	3.1400	3.1400	3.1400	-3.086%	5	808	-95.223%
2025-12-19	3.3000	3.3000	3.2400	3.2400	-3.284%	7	808	-95.370%
2025-12-16	3.4100	3.4500	3.3500	3.3500	-6.162%	250	808	-95.522%
2025-12-15	3.5700	3.5700	3.5700	3.5700	+11.563%	10	809	-95.798%
2025-12-12	3.2000	3.2000	3.2000	3.2000	-4.478%	2	809	-95.313%
2025-12-11	3.3500	3.3500	3.3500	3.3500	+17.544%	1	810	-95.522%
2025-12-09	3.2800	3.2800	2.8500	2.8500	-19.492%	6	811	-94.737%
2025-12-08	3.4500	3.5700	3.4000	3.5400	+1.143%	4	807	-95.763%
2025-12-05	3.5000	3.5000	3.5000	3.5000	-1.961%	1	809	-95.714%
2025-12-04	3.5900	3.6000	3.5500	3.5700	-7.752%	6	808	-95.798%
2025-12-02	3.8700	3.8700	3.8700	3.8700	-20.697%	2	811	-96.124%
2025-12-01	4.2800	4.9000	4.1700	4.8800	+30.133%	117	812	-96.926%
2025-11-28	3.7500	3.7500	3.7500	3.7500	-12.791%	1	857	-96.000%
2025-11-26	4.3000	4.3000	4.3000	4.3000	-2.273%	10	858	-96.512%
2025-11-25	4.4000	4.4000	4.4000	4.4000	-9.278%	3	858	-96.591%
2025-11-21	4.5000	4.9000	4.5000	4.8500	+10.227%	5	858	-96.907%
2025-11-20	4.2200	4.4000	4.1700	4.4000	0.000%	20	858	-96.591%
2025-11-19	3.4300	4.4000	3.4300	4.4000	+25.714%	30	852	-96.591%
2025-11-18	3.5000	3.5000	3.5000	3.5000	-11.392%	1	852	-95.714%
2025-11-17	3.3800	3.9500	2.9700	3.9500	+21.538%	1,472	851	-96.203%
2025-11-14	3.2500	3.2500	3.2500	3.2500	0.000%	1	0	-95.385%