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MARA20260918P18
MARA Sep 18 2026 18.00 Put (MARA260918P00018000)
option OPRA

EOD

Aug 19, 2026

8.54-2.400%(-0.21)1

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-19	8.5400	8.5400	8.5400	8.5400	-2.400%	1	945	0.000%
2026-08-17	8.7500	8.7500	8.7500	8.7500	+4.665%	3	945	-2.400%
2026-08-13	8.3600	8.3600	8.3600	8.3600	+1.088%	10	948	+2.153%
2026-08-11	8.2900	8.2900	8.2700	8.2700	+0.121%	6	1,130	+3.265%
2026-08-10	8.2700	8.2700	8.2600	8.2600	+2.609%	2	1,124	+3.390%
2026-08-07	8.0500	8.0500	8.0500	8.0500	+12.117%	4	1,124	+6.087%
2026-08-06	7.1800	7.1800	7.1800	7.1800	+10.974%	6	1,128	+18.942%
2026-08-05	6.4700	6.4700	6.4700	6.4700	-4.431%	11	1,122	+31.994%
2026-08-03	6.7700	6.7700	6.7700	6.7700	-3.286%	1	1,133	+26.145%
2026-07-31	7.0000	7.0000	7.0000	7.0000	+2.941%	1	1,132	+22.000%
2026-07-28	7.2400	7.2400	6.8000	6.8000	+9.501%	7	1,132	+25.588%
2026-07-21	5.9700	6.2100	5.9700	6.2100	-2.969%	15	1,138	+37.520%
2026-07-14	6.2000	6.7000	6.2000	6.4000	+7.023%	8	1,153	+33.438%
2026-07-10	5.9800	5.9800	5.9500	5.9800	+3.103%	4	1,158	+42.809%
2026-07-06	5.8000	5.8000	5.8000	5.8000	-3.172%	1	1,159	+47.241%
2026-07-02	5.9900	5.9900	5.9900	5.9900	+30.217%	1	1,159	+42.571%
2026-06-26	5.5000	5.5000	4.6000	4.6000	-16.364%	4	1,159	+85.652%
2026-06-25	5.5000	5.5000	5.5000	5.5000	+1.852%	33	1,160	+55.273%
2026-06-24	5.4000	5.4000	5.4000	5.4000	+17.391%	5	1,160	+58.148%
2026-06-23	4.3000	4.6000	4.3000	4.6000	+4.545%	76	1,165	+85.652%
2026-06-22	3.8500	4.4000	3.8500	4.4000	-13.556%	49	1,154	+94.091%
2026-06-18	5.0900	5.0900	5.0900	5.0900	+6.042%	7	1,194	+67.780%
2026-06-17	4.7000	4.8000	4.7000	4.8000	+9.589%	15	1,194	+77.917%
2026-06-16	4.3800	4.3800	4.3800	4.3800	-7.983%	1	1,194	+94.977%
2026-06-12	5.1000	5.1000	4.7600	4.7600	-20.667%	48	1,194	+79.412%
2026-06-11	6.0000	6.0000	6.0000	6.0000	-2.439%	4	1,204	+42.333%
2026-06-09	6.1500	6.1500	6.1500	6.1500	+6.034%	2	1,208	+38.862%
2026-06-08	5.8000	5.8000	5.8000	5.8000	+16.000%	7	1,208	+47.241%
2026-06-01	5.0000	5.0000	5.0000	5.0000	+1.010%	1	1,215	+70.800%
2026-05-29	4.9500	4.9500	4.9500	4.9500	0.000%	20	1,216	+72.525%
2026-05-26	5.1500	5.1500	4.9100	4.9500	-9.506%	64	1,196	+72.525%
2026-05-22	5.4700	5.4700	5.4700	5.4700	-11.057%	1	1,180	+56.124%
2026-05-20	6.4100	6.4100	6.1500	6.1500	-4.355%	17	1,179	+38.862%
2026-05-15	6.4500	6.4500	6.4300	6.4300	+5.410%	7	1,168	+32.815%
2026-05-13	6.1000	6.1000	6.1000	6.1000	-10.557%	4	1,165	+40.000%
2026-05-12	6.8700	6.8700	6.8200	6.8200	+18.609%	9	1,169	+25.220%
2026-05-11	5.7000	5.7500	5.7000	5.7500	-8.000%	58	1,169	+48.522%
2026-05-08	6.2500	6.2500	6.2500	6.2500	-2.799%	1	1,121	+36.640%
2026-05-07	6.3500	6.4300	6.3500	6.4300	+1.260%	7	1,120	+32.815%
2026-05-06	6.2000	6.3500	6.2000	6.3500	-7.569%	4	1,124	+34.488%
2026-05-05	6.9200	6.9200	6.8700	6.8700	-3.239%	9	1,128	+24.309%
2026-05-04	7.0700	7.1000	7.0700	7.1000	+7.576%	4	1,132	+20.282%
2026-05-01	6.6000	6.6000	6.6000	6.6000	-17.603%	5	1,134	+29.394%
2026-04-29	8.0100	8.0100	8.0100	8.0100	+2.692%	2	1,134	+6.617%
2026-04-28	7.8000	7.8000	7.8000	7.8000	+7.438%	5	1,135	+9.487%
2026-04-27	7.2600	7.2600	7.2600	7.2600	+2.110%	4	1,135	+17.631%
2026-04-23	7.1100	7.1100	7.1100	7.1100	-5.200%	1	1,137	+20.113%
2026-04-21	7.5000	7.5000	7.5000	7.5000	+2.041%	1	1,136	+13.867%
2026-04-20	7.3500	7.3500	7.3500	7.3500	-5.405%	1	1,135	+16.190%
2026-04-16	7.8600	7.8600	7.7700	7.7700	-4.074%	4	1,136	+9.910%
2026-04-15	8.1000	8.1000	8.1000	8.1000	+2.532%	12	1,137	+5.432%
2026-04-14	7.8300	7.9000	7.8300	7.9000	-9.195%	31	1,131	+8.101%
2026-04-10	8.7000	8.7000	8.7000	8.7000	-1.917%	5	1,109	-1.839%
2026-04-09	8.8700	8.8700	8.8700	8.8700	-4.828%	1	1,104	-3.720%
2026-04-06	9.3200	9.3200	9.3200	9.3200	-7.079%	6	1,105	-8.369%
2026-04-01	10.0300	10.0300	10.0300	10.0300	-3.558%	1	1,099	-14.855%
2026-03-31	10.4000	10.4000	10.4000	10.4000	+1.761%	14	1,098	-17.885%
2026-03-30	10.2200	10.2200	10.2200	10.2200	+9.305%	1	1,084	-16.438%
2026-03-26	9.3500	9.3500	9.3500	9.3500	-1.786%	1	1,085	-8.663%
2026-03-24	9.5200	9.5200	9.5200	9.5200	+0.634%	1	1,085	-10.294%
2026-03-23	9.4200	9.4600	9.4200	9.4600	-1.253%	37	1,084	-9.725%
2026-03-20	9.5500	9.5800	9.5500	9.5800	+3.233%	5	1,085	-10.856%
2026-03-18	9.3200	9.3200	9.2800	9.2800	+1.421%	5	1,084	-7.974%
2026-03-16	9.0600	9.1500	9.0100	9.1500	-11.850%	28	1,083	-6.667%
2026-03-09	10.3800	10.3800	10.3800	10.3800	+9.494%	20	1,055	-17.726%
2026-03-04	9.2900	9.4800	9.2900	9.4800	+5.333%	7	1,035	-9.916%
2026-03-02	9.1400	9.1400	9.0000	9.0000	-3.226%	24	1,028	-5.111%
2026-02-27	9.3000	9.3000	9.3000	9.3000	-4.124%	3	1,044	-8.172%
2026-02-25	9.7000	9.7000	9.7000	9.7000	-9.091%	1	1,043	-11.959%
2026-02-19	10.8700	10.8700	10.6700	10.6700	-0.652%	11	1,043	-19.963%
2026-02-13	10.8600	10.8600	10.7400	10.7400	-1.738%	14	1,040	-20.484%
2026-02-12	10.9300	10.9300	10.9300	10.9300	+1.486%	1	1,040	-21.866%
2026-02-11	10.8100	10.8100	10.7700	10.7700	0.000%	2	1,041	-20.706%
2026-02-10	10.5500	10.7700	10.5500	10.7700	+4.971%	16	1,041	-20.706%
2026-02-09	10.5000	10.5000	10.2600	10.2600	-0.774%	8	1,041	-16.764%
2026-02-06	10.3400	10.3400	10.3400	10.3400	-6.000%	1	1,040	-17.408%
2026-02-05	11.0000	11.0000	11.0000	11.0000	+6.075%	5	1,039	-22.364%
2026-02-04	9.9400	10.3700	9.9400	10.3700	+10.085%	2	1,039	-17.647%
2026-02-02	9.3600	9.4200	9.3600	9.4200	+11.744%	2	1,040	-9.342%
2026-01-21	8.4300	8.4300	8.4300	8.4300	+3.436%	1	1,039	+1.305%
2026-01-15	8.1500	8.1500	8.1500	8.1500	+2.258%	20	1,038	+4.785%
2026-01-14	7.9700	7.9700	7.9700	7.9700	-4.207%	20	1,038	+7.152%
2026-01-12	8.3100	8.3200	8.3100	8.3200	-1.538%	6	1,027	+2.644%
2026-01-07	8.4500	8.4500	8.4500	8.4500	-2.312%	1	1,026	+1.065%
2026-01-06	8.6500	8.6500	8.6500	8.6500	-7.979%	1	1,026	-1.272%
2025-12-31	9.4000	9.4000	9.4000	9.4000	+2.508%	2	1,024	-9.149%
2025-12-30	9.1700	9.1700	9.1700	9.1700	+0.109%	8	1,024	-6.870%
2025-12-29	9.1600	9.1600	9.1600	9.1600	+1.327%	4	1,024	-6.769%
2025-12-24	9.0200	9.0400	9.0200	9.0400	+0.444%	5	1,017	-5.531%
2025-12-18	8.8700	9.0500	8.8700	9.0000	+2.857%	34	1,017	-5.111%
2025-12-17	8.7500	8.7500	8.7500	8.7500	+2.700%	1	1,003	-2.400%
2025-12-15	8.0000	8.5200	8.0000	8.5200	+10.649%	7	1,003	+0.235%
2025-12-12	7.7000	7.7000	7.7000	7.7000	+0.654%	2	1,006	+10.909%
2025-12-09	7.6500	7.6500	7.6500	7.6500	-4.375%	3	1,004	+11.634%
2025-12-02	8.0000	8.0000	8.0000	8.0000	-5.325%	1	1,001	+6.750%
2025-12-01	8.4500	8.4500	8.4500	8.4500	+2.424%	1	1,000	+1.065%
2025-11-26	8.4500	8.4500	8.2500	8.2500	-4.844%	28	982	+3.515%
2025-11-25	8.6700	8.6700	8.6700	8.6700	-6.371%	2	982	-1.499%
2025-11-21	9.2600	9.2600	9.2600	9.2600	+2.889%	1	980	-7.775%
2025-11-20	8.4700	9.0000	8.4700	9.0000	+5.510%	18	979	-5.111%
2025-11-19	8.5800	8.5800	8.5300	8.5300	+6.892%	4	972	+0.117%
2025-11-18	8.3000	8.3000	7.9800	7.9800	-1.481%	8	969	+7.018%
2025-11-17	8.0400	8.1000	8.0400	8.1000	+2.662%	3	972	+5.432%
2025-11-14	7.6000	7.8900	7.6000	7.8900	+10.350%	73	970	+8.238%
2025-11-13	6.6800	7.1500	6.6800	7.1500	+7.519%	17	971	+19.441%
2025-11-12	6.6500	6.6500	6.6500	6.6500	+11.765%	1	971	+28.421%
2025-11-10	6.0800	6.0800	5.9500	5.9500	-4.494%	2	970	+43.529%
2025-11-07	6.3200	6.3200	6.2300	6.2300	+8.348%	6	971	+37.079%
2025-11-06	5.7300	5.7500	5.7300	5.7500	+1.054%	10	970	+48.522%
2025-11-05	5.6900	5.6900	5.6900	5.6900	-1.897%	1	970	+50.088%
2025-11-04	5.7500	5.8500	5.7500	5.8000	+5.455%	405	970	+47.241%
2025-11-03	5.5000	5.5000	5.5000	5.5000	-0.722%	30	1,002	+55.273%
2025-10-31	5.6300	5.6300	5.5400	5.5400	0.000%	3	1,002	+54.152%
2025-10-30	5.5400	5.5400	5.5400	5.5400	+5.524%	1	1,002	+54.152%
2025-10-24	5.2500	5.2500	5.2500	5.2500	-2.778%	1	1,003	+62.667%
2025-10-23	5.4000	5.4000	5.4000	5.4000	-3.743%	3	1,002	+58.148%
2025-10-22	5.5100	5.6100	5.5100	5.6100	+2.000%	2	1,001	+52.228%
2025-10-17	5.3800	5.5000	5.3500	5.5000	+4.563%	388	1,001	+55.273%
2025-10-16	4.7600	5.2600	4.7600	5.2600	+14.348%	15	925	+62.357%
2025-10-15	4.6500	4.6600	4.6000	4.6000	-2.128%	6	915	+85.652%
2025-10-14	4.7500	4.7500	4.7000	4.7000	-7.843%	3	914	+81.702%
2025-10-13	5.1000	5.1000	5.1000	5.1000	-1.923%	6	916	+67.451%
2025-10-10	4.7000	5.2000	4.7000	5.2000	+15.556%	340	910	+64.231%
2025-10-08	4.5000	4.5000	4.5000	4.5000	-8.907%	1	975	+89.778%
2025-10-07	4.9300	5.0000	4.9300	4.9400	+4.000%	301	742	+72.874%
2025-10-06	4.6500	4.8000	4.6500	4.7500	-1.042%	19	742	+79.789%
2025-10-03	4.8500	5.0000	4.7400	4.8000	0.000%	11	741	+77.917%
2025-10-02	4.8500	4.9100	4.8000	4.8000	-5.138%	4	741	+77.917%
2025-10-01	4.8500	5.0600	4.8500	5.0600	+1.200%	15	744	+68.775%
2025-09-29	5.2500	5.2500	5.0000	5.0000	-12.281%	3	733	+70.800%
2025-09-25	5.4000	5.7000	5.4000	5.7000	+12.871%	11	734	+49.825%
2025-09-24	5.0500	5.0500	5.0500	5.0500	+5.208%	6	745	+69.109%
2025-09-23	4.6000	4.8000	4.6000	4.8000	-7.514%	10	745	+77.917%
2025-09-22	5.1900	5.1900	5.1900	5.1900	+6.352%	20	741	+64.547%
2025-09-19	4.8200	4.8800	4.8100	4.8800	+1.245%	4	739	+75.000%
2025-09-18	4.9500	4.9500	4.7300	4.8200	-5.118%	23	737	+77.178%
2025-09-16	5.2000	5.2000	5.0800	5.0800	-6.789%	5	715	+68.110%
2025-09-15	5.5500	5.5500	5.4500	5.4500	+4.008%	2	718	+56.697%
2025-09-12	5.3000	5.3000	5.2400	5.2400	+1.354%	72	716	+62.977%
2025-09-10	5.1700	5.1700	5.1700	5.1700	-6.000%	2	651	+65.184%
2025-09-08	5.7000	5.7000	5.5000	5.5000	-1.786%	16	649	+55.273%
2025-09-04	5.6000	5.6000	5.6000	5.6000	+2.377%	1	653	+52.500%
2025-08-26	5.7500	5.7500	5.4700	5.4700	-4.870%	3	654	+56.124%
2025-08-25	5.7500	5.8000	5.7000	5.7500	+4.545%	15	653	+48.522%
2025-08-22	5.5500	5.5500	5.5000	5.5000	-3.509%	2	641	+55.273%
2025-08-21	5.7000	5.7000	5.7000	5.7000	+0.885%	2	639	+49.825%
2025-08-20	5.6500	5.6500	5.6500	5.6500	+0.355%	1	637	+51.150%
2025-08-19	5.5300	5.6300	5.5300	5.6300	+0.536%	6	637	+51.687%
2025-08-18	5.6000	5.6000	5.6000	5.6000	+3.704%	49	632	+52.500%
2025-08-15	5.5500	5.5500	5.4000	5.4000	-6.897%	13	585	+58.148%
2025-08-14	5.7300	5.8000	5.7300	5.8000	+9.434%	2	574	+47.241%
2025-08-13	5.2500	5.3400	5.2500	5.3000	-9.402%	3	573	+61.132%
2025-08-05	5.8500	5.8500	5.8500	5.8500	+4.464%	2	573	+45.983%
2025-08-04	5.6000	5.6000	5.6000	5.6000	+5.660%	1	571	+52.500%
2025-07-24	5.3000	5.3000	5.3000	5.3000	+2.913%	1	571	+61.132%
2025-07-23	5.2500	5.2500	5.1300	5.1500	+11.957%	11	570	+65.825%
2025-07-22	4.8500	4.8500	4.5900	4.6000	-4.959%	7	565	+85.652%
2025-07-16	4.7500	4.8400	4.7500	4.8400	-1.224%	2	558	+76.446%
2025-07-14	4.7900	4.9000	4.7900	4.9000	+6.522%	2	559	+74.286%
2025-07-11	4.9100	4.9100	4.6000	4.6000	-8.000%	2	557	+85.652%
2025-07-10	5.1500	5.1500	5.0000	5.0000	-11.817%	205	556	+70.800%
2025-07-08	5.6200	5.6700	5.6200	5.6700	-2.911%	12	461	+50.617%
2025-07-07	5.8000	5.8400	5.8000	5.8400	+2.456%	3	472	+46.233%
2025-07-02	5.7000	5.7000	5.7000	5.7000	-6.557%	5	472	+49.825%
2025-06-30	6.1000	6.1000	6.1000	6.1000	-5.132%	1	477	+40.000%
2025-06-25	6.4300	6.4300	6.4300	6.4300	+2.063%	1	478	+32.815%
2025-06-18	6.3000	6.3000	6.3000	6.3000	-5.970%	1	480	+35.556%
2025-06-17	6.7000	6.7000	6.7000	6.7000	+2.290%	5	480	+27.463%
2025-06-16	6.6000	6.6000	6.5200	6.5500	+2.025%	3	480	+30.382%
2025-06-11	6.3000	6.4200	6.3000	6.4200	+1.102%	69	481	+33.022%
2025-06-10	6.2500	6.3500	6.2500	6.3500	-1.550%	112	446	+34.488%
2025-06-09	6.4500	6.4500	6.4500	6.4500	-2.715%	100	440	+32.403%
2025-06-06	6.6300	6.6300	6.6300	6.6300	-0.450%	2	351	+28.808%
2025-06-04	6.6600	6.6600	6.6600	6.6600	-0.597%	1	351	+28.228%
2025-06-03	6.7000	6.7000	6.7000	6.7000	-7.967%	1	351	+27.463%
2025-06-02	7.2800	7.2800	7.2800	7.2800	+10.470%	4	351	+17.308%
2025-05-27	6.5900	6.5900	6.5900	6.5900	0.000%	3	347	+29.590%
2025-05-16	6.5900	6.5900	6.5900	6.5900	-5.180%	2	347	+29.590%
2025-05-09	6.9500	6.9500	6.9500	6.9500	-12.247%	20	347	+22.878%
2025-04-22	8.2900	8.2900	7.9200	7.9200	-5.826%	20	347	+7.828%
2025-04-15	8.4100	8.4100	8.4100	8.4100	-8.087%	1	337	+1.546%
2025-04-07	9.4600	9.4600	9.1500	9.1500	+1.329%	5	337	-6.667%
2025-03-31	9.0400	9.0400	9.0000	9.0300	+4.878%	3	337	-5.426%
2025-03-28	8.6100	8.6100	8.6100	8.6100	+8.438%	2	338	-0.813%
2025-03-27	7.9400	7.9400	7.9400	7.9400	-10.282%	1	337	+7.557%
2025-03-21	8.8500	8.8500	8.8500	8.8500	-0.562%	26	337	-3.503%
2025-03-18	8.8000	8.9000	8.8000	8.9000	+6.587%	23	338	-4.045%
2025-03-17	8.3500	8.3500	8.3500	8.3500	-3.691%	2	337	+2.275%
2025-03-10	8.6700	8.6700	8.6700	8.6700	+4.710%	1	337	-1.499%
2025-03-05	8.2800	8.2800	8.2800	8.2800	-2.931%	2	336	+3.140%
2025-03-04	8.6000	8.6000	8.5300	8.5300	+6.227%	11	336	+0.117%
2025-03-03	8.0300	8.0300	8.0300	8.0300	-7.488%	1	336	+6.351%
2025-02-28	8.4100	8.6800	8.4100	8.6800	+0.463%	28	336	-1.613%
2025-02-25	8.9000	8.9000	8.6400	8.6400	+5.366%	50	336	-1.157%
2025-02-24	8.2000	8.2000	8.2000	8.2000	+10.067%	1	336	+4.146%
2025-02-21	7.4500	7.4500	7.4500	7.4500	+1.637%	246	336	+14.631%
2025-02-18	7.4800	7.4800	7.3300	7.3300	-3.298%	16	213	+16.508%
2025-02-12	7.5800	7.5800	7.5800	7.5800	+1.067%	1	210	+12.665%
2025-02-11	7.5000	7.5000	7.5000	7.5000	-1.704%	2	210	+13.867%
2025-02-05	7.4500	7.6300	7.4500	7.6300	+3.108%	41	210	+11.927%
2025-01-28	7.4000	7.4000	7.4000	7.4000	+0.543%	2	209	+15.405%
2025-01-23	7.3600	7.3600	7.3600	7.3600	-4.787%	3	209	+16.033%
2025-01-16	7.7300	7.7300	7.7300	7.7300	-5.386%	1	209	+10.479%
2025-01-13	8.1500	8.1700	8.1500	8.1700	+4.744%	5	209	+4.529%
2025-01-10	7.8000	7.8000	7.8000	7.8000	0.000%	2	210	+9.487%
2025-01-08	7.8000	7.8000	7.8000	7.8000	+0.645%	4	211	+9.487%
2025-01-07	7.5400	7.7500	7.5400	7.7500	+3.333%	2	211	+10.194%
2025-01-06	7.5800	7.6000	7.5000	7.5000	-3.226%	104	107	+13.867%
2025-01-03	7.6800	7.7500	7.6800	7.7500	-4.084%	14	107	+10.194%
2024-12-27	7.9700	8.0800	7.9700	8.0800	+3.061%	10	106	+5.693%
2024-12-26	7.8400	7.8400	7.8400	7.8400	+1.818%	5	105	+8.929%
2024-12-24	7.8800	7.8800	7.7000	7.7000	-4.938%	8	110	+10.909%
2024-12-23	8.1000	8.1000	8.1000	8.1000	+0.496%	1	110	+5.432%
2024-12-20	8.0100	8.0600	8.0100	8.0600	+7.898%	3	110	+5.955%
2024-12-18	7.4500	7.4700	7.4500	7.4700	+2.893%	2	110	+14.324%
2024-12-17	7.1400	7.2600	7.1400	7.2600	-6.684%	2	110	+17.631%
2024-12-13	7.7800	7.7800	7.7800	7.7800	+1.039%	2	108	+9.769%
2024-12-11	7.7000	7.7000	7.7000	7.7000	+3.914%	2	109	+10.909%
2024-12-09	7.4100	7.4100	7.4100	7.4100	+21.475%	1	107	+15.250%
2024-11-27	6.1000	6.1000	6.1000	6.1000	-12.356%	1	108	+40.000%
2024-11-26	7.1400	7.1400	6.8800	6.9600	-8.661%	7	108	+22.701%
2024-11-21	7.6200	7.6200	7.6200	7.6200	+0.263%	2	103	+12.073%
2024-11-20	7.6000	7.6000	7.5500	7.6000	-0.131%	69	103	+12.368%
2024-11-19	7.5500	7.6100	7.5300	7.6100	-2.185%	36	35	+12.221%
2024-11-18	7.7800	7.7800	7.7800	7.7800	0.000%	1	1	+9.769%