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MRK20270115P55
MRK Jan 15 2027 55.00 Put (MRK270115P00055000)
option OPRA

EOD

Jul 21, 2026

0.10000.000%(0.0000)6

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-21	0.1000	0.1000	0.1000	0.1000	0.000%	6	132	0.000%
2026-07-14	0.1000	0.1000	0.1000	0.1000	-41.176%	2	138	0.000%
2026-07-02	0.1700	0.1700	0.1700	0.1700	+41.667%	10	128	-41.176%
2026-06-30	0.1200	0.1200	0.1200	0.1200	-45.455%	2	128	-16.667%
2026-06-11	0.2200	0.2200	0.2200	0.2200	-74.419%	1	129	-54.545%
2026-06-04	0.8600	0.8600	0.8600	0.8600	+196.552%	1	129	-88.372%
2026-05-18	0.2900	0.2900	0.2900	0.2900	-34.091%	5	129	-65.517%
2026-04-08	0.4400	0.4400	0.4400	0.4400	-8.333%	3	129	-77.273%
2026-04-06	0.4800	0.4800	0.4800	0.4800	-28.358%	1	126	-79.167%
2026-03-23	0.6700	0.6700	0.6700	0.6700	+42.553%	5	127	-85.075%
2026-03-18	0.4700	0.4700	0.4700	0.4700	-9.615%	1	127	-78.723%
2026-03-11	0.5000	0.5200	0.5000	0.5200	+52.941%	4	127	-80.769%
2026-02-26	0.3200	0.3400	0.3200	0.3400	+6.250%	2	123	-70.588%
2026-02-03	0.3200	0.3200	0.3200	0.3200	-8.571%	1	121	-68.750%
2026-02-02	0.3500	0.3500	0.3500	0.3500	-23.913%	5	122	-71.429%
2026-01-22	0.4100	0.4600	0.4100	0.4600	-16.364%	2	117	-78.261%
2026-01-20	0.5500	0.5500	0.5500	0.5500	+37.500%	1	117	-81.818%
2026-01-16	0.4000	0.4000	0.4000	0.4000	0.000%	4	121	-75.000%
2026-01-13	0.4000	0.4000	0.4000	0.4000	-13.043%	2	121	-75.000%
2026-01-09	0.3800	0.4600	0.3800	0.4600	-16.364%	7	123	-78.261%
2025-12-29	0.5300	0.5500	0.5300	0.5500	-11.290%	2	119	-81.818%
2025-12-23	0.5700	0.6200	0.5700	0.6200	+5.085%	5	120	-83.871%
2025-12-18	0.5900	0.5900	0.5900	0.5900	-20.270%	1	120	-83.051%
2025-12-09	0.7400	0.7400	0.7400	0.7400	+4.225%	2	120	-86.486%
2025-11-26	0.7100	0.7100	0.7100	0.7100	+44.898%	1	121	-85.915%
2025-11-20	0.4900	0.4900	0.4900	0.4900	-18.333%	1	121	-79.592%
2025-11-19	0.6000	0.6000	0.6000	0.6000	-28.571%	1	121	-83.333%
2025-11-14	0.8400	0.8400	0.8400	0.8400	-16.000%	20	121	-88.095%
2025-11-12	0.9500	1.0000	0.9500	1.0000	-9.091%	16	130	-90.000%
2025-11-11	1.1000	1.1000	1.1000	1.1000	-16.667%	1	135	-90.909%
2025-11-05	1.3200	1.3200	1.3200	1.3200	-7.042%	9	135	-92.424%
2025-11-03	1.4200	1.4200	1.4200	1.4200	-1.389%	1	134	-92.958%
2025-10-30	1.0400	1.4400	1.0400	1.4400	+38.462%	14	134	-93.056%
2025-10-29	1.0400	1.0400	1.0400	1.0400	-5.455%	10	124	-90.385%
2025-10-27	1.1000	1.1000	1.1000	1.1000	-26.667%	4	110	-90.909%
2025-10-10	1.5000	1.5000	1.5000	1.5000	+11.111%	1	110	-93.333%
2025-10-09	1.3600	1.3600	1.3500	1.3500	-26.230%	2	111	-92.593%
2025-09-30	1.8100	1.8300	1.8100	1.8300	-1.081%	2	113	-94.536%
2025-09-22	1.8500	1.8500	1.8500	1.8500	+5.714%	9	112	-94.595%
2025-09-04	1.8200	1.8200	1.7500	1.7500	+18.243%	2	112	-94.286%
2025-08-21	1.4800	1.4800	1.4800	1.4800	-21.693%	2	112	-93.243%
2025-08-13	1.9400	1.9400	1.8900	1.8900	-10.849%	2	114	-94.709%
2025-07-31	2.0700	2.1200	2.0700	2.1200	+7.071%	4	114	-95.283%
2025-07-24	2.0600	2.0600	1.9800	1.9800	-2.463%	2	114	-94.949%
2025-07-23	2.0300	2.0300	2.0300	2.0300	-12.876%	20	114	-95.074%
2025-07-22	2.2700	2.3700	2.2400	2.3300	+1.304%	16	94	-95.708%
2025-07-15	2.3100	2.3100	2.2700	2.3000	+9.524%	3	94	-95.652%
2025-07-10	2.1600	2.1600	2.1000	2.1000	-16.000%	2	91	-95.238%
2025-07-07	2.5000	2.5000	2.5000	2.5000	-1.186%	1	91	-96.000%
2025-07-01	2.5700	2.5700	2.5300	2.5300	-18.387%	3	92	-96.047%
2025-06-20	3.1000	3.1000	3.1000	3.1000	-1.587%	16	94	-96.774%
2025-06-10	3.1500	3.1500	3.1500	3.1500	-24.096%	1	102	-96.825%
2025-06-02	4.1500	4.1500	4.1500	4.1500	+3.750%	1	103	-97.590%
2025-05-30	4.0500	4.0500	4.0000	4.0000	+3.896%	6	102	-97.500%
2025-05-23	3.8500	3.8500	3.8500	3.8500	-1.028%	16	91	-97.403%
2025-05-22	3.7100	3.8900	3.7100	3.8900	-1.018%	2	91	-97.429%
2025-05-21	3.7100	3.9300	3.7100	3.9300	+3.421%	2	91	-97.455%
2025-05-20	3.9000	3.9000	3.8000	3.8000	-10.165%	4	91	-97.368%
2025-05-19	4.0000	4.2300	4.0000	4.2300	-2.535%	2	87	-97.636%
2025-05-16	4.2600	4.3400	4.2600	4.3400	-0.230%	4	87	-97.696%
2025-05-14	3.8000	4.3500	3.8000	4.3500	+20.833%	3	87	-97.701%
2025-05-13	3.1000	3.6000	3.1000	3.6000	+18.033%	5	86	-97.222%
2025-05-12	3.3000	3.3000	3.0500	3.0500	-21.392%	2	81	-96.721%
2025-05-09	3.9500	3.9500	3.8800	3.8800	+15.821%	4	82	-97.423%
2025-05-07	3.3500	3.3500	3.3500	3.3500	-7.967%	1	81	-97.015%
2025-05-06	3.6400	3.6400	3.6400	3.6400	+13.750%	1	82	-97.253%
2025-05-05	3.2000	3.2000	3.2000	3.2000	0.000%	1	83	-96.875%
2025-04-28	3.2000	3.2000	3.2000	3.2000	-10.615%	1	82	-96.875%
2025-04-25	3.5800	3.5800	3.5800	3.5800	-3.243%	2	83	-97.207%
2025-04-24	3.8500	3.8500	3.7000	3.7000	-5.128%	3	84	-97.297%
2025-04-23	3.6700	3.9000	3.6500	3.9000	+3.723%	4	83	-97.436%
2025-04-17	3.6200	3.7600	3.6200	3.7600	+3.297%	2	81	-97.340%
2025-04-11	3.6400	3.6400	3.6400	3.6400	-22.553%	8	81	-97.253%
2025-04-09	5.0300	5.0300	4.7000	4.7000	+25.333%	11	85	-97.872%
2025-04-08	3.7500	3.7500	3.7500	3.7500	+13.293%	1	88	-97.333%
2025-04-07	3.1100	3.3500	3.1100	3.3100	+69.744%	8	87	-96.979%
2025-04-02	1.9500	1.9500	1.9500	1.9500	+17.470%	2	84	-94.872%
2025-03-26	1.6600	1.6600	1.6600	1.6600	+10.667%	2	84	-93.976%
2025-03-06	1.4700	1.5000	1.4700	1.5000	-6.832%	2	82	-93.333%
2025-02-28	1.6200	1.6200	1.6100	1.6100	+3.205%	32	82	-93.789%
2025-02-25	1.4700	1.5600	1.4700	1.5600	-4.294%	4	95	-93.590%
2025-02-24	1.6200	1.6300	1.6200	1.6300	-4.118%	3	95	-93.865%
2025-02-21	1.7000	1.7000	1.7000	1.7000	-18.269%	2	95	-94.118%
2025-02-19	2.1300	2.1300	1.9400	2.0800	-4.587%	21	94	-95.192%
2025-02-18	2.1800	2.1800	2.1800	2.1800	+1.869%	20	77	-95.413%
2025-02-14	2.0000	2.1400	1.9800	2.1400	+12.632%	28	47	-95.327%
2025-02-13	1.9000	1.9000	1.9000	1.9000	+5.556%	3	44	-94.737%
2025-02-12	1.8600	1.8600	1.8000	1.8000	+1.695%	3	44	-94.444%
2025-02-11	1.7700	1.7700	1.7700	1.7700	+3.509%	1	41	-94.350%
2025-02-10	1.7100	1.7100	1.7100	1.7100	+0.588%	1	40	-94.152%
2025-02-07	1.7000	1.7000	1.7000	1.7000	+10.390%	2	39	-94.118%
2025-02-06	1.5700	1.5700	1.5400	1.5400	-3.750%	2	38	-93.506%
2025-02-04	1.4200	1.6400	1.4200	1.6000	+46.789%	13	37	-93.750%
2025-02-03	1.0900	1.0900	1.0900	1.0900	+0.926%	1	26	-90.826%
2025-01-30	1.0800	1.0800	1.0800	1.0800	+36.709%	3	25	-90.741%
2025-01-27	1.0800	1.1600	0.7900	0.7900	-35.246%	5	25	-87.342%
2025-01-21	1.2000	1.2200	1.2000	1.2200	+8.929%	4	27	-91.803%
2025-01-17	1.0500	1.1200	1.0500	1.1200	0.000%	4	21	-91.071%
2024-12-18	1.1200	1.1200	1.1200	1.1200	+3.704%	1	21	-91.071%
2024-12-05	1.0800	1.0800	1.0800	1.0800	-6.897%	9	20	-90.741%
2024-11-29	1.1600	1.1600	1.1600	1.1600	-14.074%	2	12	-91.379%
2024-11-18	1.3500	1.3500	1.3500	1.3500	+3.846%	1	13	-92.593%
2024-11-15	1.3000	1.3000	1.3000	1.3000	+13.043%	2	12	-92.308%
2024-11-14	1.1500	1.1500	1.1500	1.1500	-6.504%	1	11	-91.304%
2024-11-05	1.2300	1.2300	1.2300	1.2300	+2.500%	1	10	-91.870%
2024-11-01	1.0900	1.2000	1.0900	1.2000	-0.826%	14	9	-91.667%
2024-10-29	1.2100	1.2100	1.2100	1.2100	+21.000%	1	2	-91.736%
2024-10-18	1.0000	1.0000	1.0000	1.0000	0.000%	2	1	-90.000%