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MRK20261218P105
MRK Dec 18 2026 105.00 Put (MRK261218P00105000)
option OPRA

EOD

Sep 3, 2026

0.3900-25.000%(-0.1300)21

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-09-03	0.3900	0.3900	0.3900	0.3900	-25.000%	21	2,492	0.000%
2026-08-31	0.5200	0.5200	0.5200	0.5200	-11.864%	1	2,471	-25.000%
2026-08-28	0.5900	0.5900	0.5900	0.5900	+31.111%	1	2,471	-33.898%
2026-08-25	0.4500	0.4500	0.4500	0.4500	-18.182%	1	2,471	-13.333%
2026-08-24	0.5500	0.5500	0.5500	0.5500	-12.698%	1	2,471	-29.091%
2026-08-20	0.5100	0.6300	0.5100	0.6300	+5.000%	2	2,471	-38.095%
2026-08-19	0.5800	0.6900	0.4200	0.6000	-41.176%	13	2,471	-35.000%
2026-08-18	0.9400	1.0200	0.9400	1.0200	+13.333%	3	2,471	-61.765%
2026-08-17	0.8900	0.9100	0.8400	0.9000	-10.891%	25	2,470	-56.667%
2026-08-14	1.0800	1.0800	1.0100	1.0100	-15.126%	3	2,483	-61.386%
2026-08-13	1.1600	1.1900	1.1600	1.1900	-16.783%	4	2,483	-67.227%
2026-08-12	1.4300	1.4300	1.4300	1.4300	-1.379%	1	2,479	-72.727%
2026-08-11	1.5100	1.5100	1.4500	1.4500	-2.027%	2	2,479	-73.103%
2026-08-10	1.7800	1.7800	1.4800	1.4800	-17.318%	7	2,479	-73.649%
2026-08-07	1.9000	1.9000	1.7900	1.7900	-4.278%	3	2,479	-78.212%
2026-08-06	1.8500	1.9200	1.8100	1.8700	-13.426%	520	2,525	-79.144%
2026-08-03	2.1800	2.1800	2.1600	2.1600	+21.348%	20	2,043	-81.944%
2026-07-31	1.8200	1.8200	1.7200	1.7800	-2.198%	41	2,035	-78.090%
2026-07-28	4.0000	4.0000	1.6800	1.8200	-1.622%	21	2,061	-78.571%
2026-07-27	1.9200	1.9200	1.8400	1.8500	-4.145%	7	2,057	-78.919%
2026-07-24	2.0300	2.0300	1.9300	1.9300	-18.565%	6	2,064	-79.793%
2026-07-22	2.3900	2.4000	2.2900	2.3700	-12.222%	68	2,070	-83.544%
2026-07-21	2.6900	2.7000	2.6900	2.7000	+5.469%	2	2,076	-85.556%
2026-07-17	2.0900	2.5600	2.0900	2.5600	-21.231%	159	2,077	-84.766%
2026-07-15	3.2500	3.2500	3.2500	3.2500	-12.162%	3	2,231	-88.000%
2026-07-14	3.7500	3.8000	3.7000	3.7000	+13.846%	75	2,228	-89.459%
2026-07-13	3.2000	3.2500	3.2000	3.2500	-2.985%	26	2,215	-88.000%
2026-07-10	3.2500	3.3500	3.2500	3.3500	+9.836%	15	2,198	-88.358%
2026-07-09	2.9800	3.0500	2.9800	3.0500	+21.514%	12	2,188	-87.213%
2026-07-07	2.5100	2.5100	2.5100	2.5100	-10.036%	6	2,188	-84.462%
2026-07-06	2.8100	2.8500	2.7500	2.7900	+8.140%	11	2,188	-86.022%
2026-07-02	2.7000	2.7000	2.5800	2.5800	-8.511%	8	2,186	-84.884%
2026-07-01	2.6800	2.8200	2.6800	2.8200	+14.170%	103	2,186	-86.170%
2026-06-30	2.5700	2.6100	2.4700	2.4700	-0.403%	99	2,186	-84.211%
2026-06-29	2.4800	2.4800	2.4800	2.4800	-5.703%	1	2,186	-84.274%
2026-06-26	2.6600	2.8500	2.5900	2.6300	-16.508%	351	2,186	-85.171%
2026-06-25	3.3500	3.3500	3.1500	3.1500	-20.253%	57	2,155	-87.619%
2026-06-24	4.0000	4.0500	3.9500	3.9500	-10.227%	14	2,186	-90.127%
2026-06-23	4.7000	4.7000	4.3500	4.4000	-20.721%	255	2,184	-91.136%
2026-06-22	5.3000	5.5500	5.3000	5.5500	-5.128%	40	2,133	-92.973%
2026-06-18	5.6500	5.8500	5.6500	5.8500	+8.333%	31	2,042	-93.333%
2026-06-17	5.6000	5.6000	5.1800	5.4000	-0.917%	44	2,042	-92.778%
2026-06-16	5.4000	5.4500	5.4000	5.4500	+0.926%	23	2,042	-92.844%
2026-06-15	5.6000	5.6000	5.2000	5.4000	+14.894%	52	2,019	-92.778%
2026-06-12	4.8500	4.8500	4.5500	4.7000	+9.302%	45	1,973	-91.702%
2026-06-11	4.8000	4.8000	4.3000	4.3000	-18.095%	835	1,943	-90.930%
2026-06-10	5.0000	5.4500	5.0000	5.2500	+6.491%	102	1,163	-92.571%
2026-06-09	5.1000	5.1500	4.8500	4.9300	-3.333%	196	1,086	-92.089%
2026-06-08	4.3500	5.2000	4.3500	5.1000	+12.088%	42	970	-92.353%
2026-06-05	4.4500	4.5500	4.0500	4.5500	-3.191%	48	936	-91.429%
2026-06-04	4.9000	5.2000	4.6500	4.7000	-22.314%	33	913	-91.702%
2026-06-03	6.1500	6.1500	6.0500	6.0500	+6.140%	21	892	-93.554%
2026-06-02	5.8000	5.8000	5.6500	5.7000	-5.000%	18	881	-93.158%
2026-06-01	5.9000	6.2500	5.9000	6.0000	+25.000%	40	866	-93.500%
2026-05-29	4.9500	5.0500	4.8000	4.8000	-1.031%	44	837	-91.875%
2026-05-28	4.6000	4.8500	4.5500	4.8500	+3.191%	35	795	-91.959%
2026-05-27	4.6000	4.7500	4.4500	4.7000	-6.000%	43	760	-91.702%
2026-05-26	4.6500	5.0000	4.6000	5.0000	+12.613%	61	721	-92.200%
2026-05-22	4.5000	4.5500	4.3000	4.4400	-24.746%	123	666	-91.216%
2026-05-21	5.9000	6.0000	5.7500	5.9000	-9.231%	28	646	-93.390%
2026-05-20	6.4500	6.5000	6.3500	6.5000	+7.438%	15	646	-94.000%
2026-05-19	6.5500	6.5500	6.0500	6.0500	-11.679%	3	624	-93.554%
2026-05-18	7.3000	7.3000	6.8500	6.8500	-6.164%	39	624	-94.307%
2026-05-15	6.9500	7.3000	6.9000	7.3000	+5.797%	36	624	-94.658%
2026-05-14	6.8000	7.0000	6.8000	6.9000	+2.222%	22	605	-94.348%
2026-05-13	6.7600	6.9200	6.6000	6.7500	+0.746%	54	574	-94.222%
2026-05-12	6.7000	6.7000	6.7000	6.7000	-11.842%	2	574	-94.179%
2026-05-07	7.4000	7.7000	7.4000	7.6000	+11.765%	53	574	-94.868%
2026-05-06	6.8000	6.8000	6.8000	6.8000	+1.493%	2	560	-94.265%
2026-05-05	6.7000	6.7000	6.7000	6.7000	-2.190%	12	560	-94.179%
2026-05-04	7.1000	7.1000	6.6500	6.8500	-3.521%	16	548	-94.307%
2026-05-01	7.1500	7.2000	7.0500	7.1000	-13.939%	9	527	-94.507%
2026-04-28	8.2500	8.2500	8.2500	8.2500	-2.367%	113	527	-95.273%
2026-04-27	8.0000	8.4500	8.0000	8.4500	+6.289%	17	443	-95.385%
2026-04-24	8.0500	8.0500	7.9000	7.9500	+8.016%	16	439	-95.094%
2026-04-22	7.3600	7.3600	7.3600	7.3600	+11.515%	1	441	-94.701%
2026-04-21	6.6000	6.6000	6.6000	6.6000	+13.793%	1	440	-94.091%
2026-04-20	5.8000	5.8000	5.8000	5.8000	+1.754%	5	440	-93.276%
2026-04-17	5.5000	5.7500	5.5000	5.7000	-13.636%	67	440	-93.158%
2026-04-16	6.7000	6.7000	6.4500	6.6000	+12.821%	20	480	-94.091%
2026-04-15	5.8500	6.2500	5.8500	5.8500	+4.464%	9	477	-93.333%
2026-04-14	5.6000	5.6000	5.6000	5.6000	-4.600%	5	478	-93.036%
2026-04-13	5.8700	5.8700	5.8700	5.8700	+11.810%	1	478	-93.356%
2026-04-08	5.5500	5.7500	5.2500	5.2500	-15.323%	5	478	-92.571%
2026-04-06	6.1500	6.2000	6.1500	6.2000	-14.483%	5	478	-93.710%
2026-03-30	7.2500	7.2500	7.2500	7.2500	+12.403%	2	478	-94.621%
2026-03-27	6.4500	6.4500	6.4500	6.4500	+2.381%	1	476	-93.953%
2026-03-26	6.3000	6.3000	6.3000	6.3000	-3.670%	3	476	-93.810%
2026-03-25	6.5100	6.5400	6.5100	6.5400	-10.411%	3	473	-94.037%
2026-03-23	7.3000	7.3000	7.3000	7.3000	-8.750%	2	474	-94.658%
2026-03-20	8.0000	8.0000	8.0000	8.0000	+2.564%	1	472	-95.125%
2026-03-19	7.9500	7.9500	7.8000	7.8000	-3.106%	3	472	-95.000%
2026-03-18	8.0500	8.1000	8.0500	8.0500	+9.673%	3	471	-95.155%
2026-03-17	7.3400	7.3400	7.3400	7.3400	-4.052%	1	470	-94.687%
2026-03-16	7.6500	7.6500	7.6500	7.6500	+10.870%	4	470	-94.902%
2026-03-04	7.1000	7.1000	6.9000	6.9000	+12.013%	17	515	-94.348%
2026-03-02	5.9500	6.1600	5.9500	6.1600	-5.231%	2	499	-93.669%
2026-02-26	5.9500	6.5700	5.9500	6.5000	+13.043%	3	498	-94.000%
2026-02-25	5.9000	5.9000	5.7500	5.7500	+1.411%	40	549	-93.217%
2026-02-24	5.5500	5.7800	5.5200	5.6700	-5.500%	315	549	-93.122%
2026-02-20	5.9100	6.0000	5.9100	6.0000	+5.263%	43	353	-93.500%
2026-02-19	5.8500	5.8500	5.7000	5.7000	-8.800%	56	355	-93.158%
2026-02-18	6.2500	6.2500	6.2500	6.2500	+2.459%	4	355	-93.760%
2026-02-17	6.1000	6.1000	6.1000	6.1000	-8.955%	1	355	-93.607%
2026-02-11	6.7000	6.7000	6.7000	6.7000	-2.899%	5	355	-94.179%
2026-02-10	6.9500	6.9500	6.9000	6.9000	-0.862%	10	350	-94.348%
2026-02-09	6.5500	7.0000	6.5500	6.9600	+20.000%	33	348	-94.397%
2026-02-06	5.9500	5.9500	5.8000	5.8000	-4.132%	4	346	-93.276%
2026-02-05	6.1200	6.1200	6.0000	6.0500	0.000%	7	349	-93.554%
2026-02-04	6.3000	6.3000	6.0500	6.0500	-14.789%	23	350	-93.554%
2026-02-03	7.5500	7.7500	6.9000	7.1000	-24.064%	68	342	-94.507%
2026-01-30	9.5000	9.5000	9.3500	9.3500	-7.882%	21	317	-95.829%
2026-01-28	9.7000	10.1500	9.7000	10.1500	+9.140%	4	317	-96.158%
2026-01-27	9.3000	9.3000	9.3000	9.3000	-4.124%	1	313	-95.806%
2026-01-26	9.7000	9.7000	9.7000	9.7000	+3.191%	1	312	-95.979%
2026-01-23	9.6000	9.6000	9.4000	9.4000	+15.337%	2	311	-95.851%
2026-01-21	8.0000	8.1500	8.0000	8.1500	-8.221%	5	310	-95.215%
2026-01-16	8.8800	8.8800	8.8800	8.8800	+7.898%	10	310	-95.608%
2026-01-15	8.3700	8.3700	8.2300	8.2300	-18.434%	4	310	-95.261%
2026-01-13	10.0900	10.0900	10.0900	10.0900	+15.977%	1	307	-96.135%
2026-01-08	8.3000	8.7000	8.3000	8.7000	-7.150%	4	307	-95.517%
2026-01-07	8.5000	9.6500	8.1000	9.3700	+2.404%	67	304	-95.838%
2026-01-06	9.0500	9.2000	9.0500	9.1500	-9.852%	10	272	-95.738%
2026-01-05	9.7000	10.1500	9.7000	10.1500	-1.647%	39	269	-96.158%
2026-01-02	10.3400	10.3400	10.3200	10.3200	-3.099%	4	240	-96.221%
2025-12-31	10.4200	10.6500	10.4200	10.6500	+4.412%	30	222	-96.338%
2025-12-30	9.9500	10.3500	9.9500	10.2000	+1.493%	16	222	-96.176%
2025-12-29	10.0500	10.0500	10.0500	10.0500	-3.365%	2	215	-96.119%
2025-12-26	10.1900	10.4500	10.1900	10.4000	+0.483%	52	215	-96.250%
2025-12-24	10.3600	10.3600	10.3500	10.3500	-4.167%	10	173	-96.232%
2025-12-23	10.7000	10.9400	10.7000	10.8000	-2.262%	12	173	-96.389%
2025-12-22	11.5500	11.5500	11.0500	11.0500	-10.163%	23	167	-96.471%
2025-12-19	12.0500	12.3000	12.0500	12.3000	-13.684%	2	159	-96.829%
2025-12-16	14.3800	14.3800	14.2000	14.2500	+8.365%	8	157	-97.263%
2025-12-15	13.1500	13.1500	13.1500	13.1500	-4.085%	2	152	-97.034%
2025-12-12	13.5000	13.7100	13.5000	13.7100	-4.126%	14	150	-97.155%
2025-12-11	14.0000	14.3000	14.0000	14.3000	+4.380%	18	157	-97.273%
2025-12-05	13.7000	13.7000	13.7000	13.7000	+7.874%	4	158	-97.153%
2025-12-04	12.7500	12.7500	12.7000	12.7000	+2.008%	31	154	-96.929%
2025-12-03	12.4500	12.4500	12.4500	12.4500	-4.231%	5	149	-96.867%
2025-12-02	12.9000	13.0000	12.9000	13.0000	+8.333%	21	149	-97.000%
2025-12-01	11.8500	12.0000	11.8500	12.0000	-3.069%	66	149	-96.750%
2025-11-25	12.3800	12.3800	12.3800	12.3800	-4.031%	39	83	-96.850%
2025-11-24	12.9000	12.9000	12.9000	12.9000	-13.423%	1	121	-96.977%
2025-11-21	14.9000	14.9000	14.8500	14.9000	-9.422%	23	120	-97.383%
2025-11-20	16.4500	16.4500	16.4500	16.4500	+5.992%	1	119	-97.629%
2025-11-18	15.8800	15.9000	15.5200	15.5200	-16.108%	3	119	-97.487%
2025-11-14	18.0000	18.5000	18.0000	18.5000	-17.741%	10	120	-97.892%
2025-11-06	22.4900	22.4900	22.4900	22.4900	+5.587%	1	115	-98.266%
2025-10-08	21.3000	21.3000	21.3000	21.3000	+10.363%	2	116	-98.169%
2025-10-03	20.1500	20.1500	19.3000	19.3000	-30.400%	7	116	-97.979%
2025-09-26	27.4800	27.7300	27.4800	27.7300	-2.049%	2	111	-98.594%
2025-09-25	28.3100	28.3100	28.3100	28.3100	+5.634%	39	111	-98.622%
2025-09-24	26.8000	26.8000	26.8000	26.8000	+2.919%	2	72	-98.545%
2025-09-23	25.8600	26.0400	25.8600	26.0400	+0.541%	2	72	-98.502%
2025-09-16	25.7600	25.9000	25.7600	25.9000	+2.210%	2	72	-98.494%
2025-09-15	25.2500	25.3400	25.2500	25.3400	+3.555%	2	72	-98.461%
2025-09-12	23.4700	24.4700	23.4700	24.4700	+5.247%	4	72	-98.406%
2025-09-11	23.2500	23.2500	23.2500	23.2500	-4.908%	1	72	-98.323%
2025-08-28	24.4500	24.4500	24.4500	24.4500	+3.602%	1	71	-98.405%
2025-08-27	23.8300	23.8300	23.6000	23.6000	-4.992%	3	71	-98.347%
2025-07-15	24.8400	24.8400	24.8400	24.8400	-3.082%	1	74	-98.430%
2025-07-02	25.6600	25.7000	25.6300	25.6300	-15.552%	50	73	-98.478%
2025-05-30	30.3500	30.3500	30.3500	30.3500	+10.163%	2	23	-98.715%
2025-05-12	28.2600	28.2600	27.5500	27.5500	-7.860%	6	24	-98.584%
2025-04-08	29.3400	29.9000	29.3400	29.9000	+41.371%	3	18	-98.696%
2025-03-27	21.1000	21.4000	21.1000	21.1500	+18.554%	17	21	-98.156%
2025-03-18	17.8400	17.8400	17.8400	17.8400	-28.583%	2	23	-97.814%
2025-02-18	24.9800	24.9800	24.9800	24.9800	+21.380%	1	21	-98.439%
2025-02-04	20.5800	20.5800	20.5800	20.5800	+43.916%	1	21	-98.105%
2025-01-17	14.3000	14.3000	14.3000	14.3000	-4.027%	2	21	-97.273%
2024-12-19	14.9000	14.9000	14.9000	14.9000	+6.125%	11	21	-97.383%
2024-12-17	14.0900	14.0900	14.0400	14.0400	-2.160%	10	23	-97.222%
2024-12-12	14.3500	14.3500	14.3500	14.3500	+5.748%	10	33	-97.282%
2024-11-25	13.8900	13.8900	13.5700	13.5700	-6.414%	3	23	-97.126%
2024-11-13	14.5000	14.5000	14.5000	14.5000	+2.113%	1	23	-97.310%
2024-10-31	14.2000	14.2000	14.2000	14.2000	+12.698%	1	23	-97.254%
2024-10-29	12.6000	12.6000	12.6000	12.6000	+9.565%	1	23	-96.905%
2024-10-21	11.5000	11.5000	11.5000	11.5000	+0.789%	2	24	-96.609%
2024-10-07	11.4100	11.4100	11.4100	11.4100	+4.392%	1	24	-96.582%
2024-10-04	10.9500	10.9500	10.9300	10.9300	+11.873%	12	23	-96.432%
2024-09-30	9.7700	9.7700	9.7700	9.7700	+7.363%	1	20	-96.008%
2024-09-24	9.1000	9.1000	9.1000	9.1000	0.000%	2	20	-95.714%
2024-08-22	9.1000	9.1000	9.1000	9.1000	-9.000%	1	18	-95.714%
2024-08-12	10.0000	10.0000	10.0000	10.0000	+2.041%	5	17	-96.100%
2024-08-09	9.8000	9.8000	9.8000	9.8000	+2.083%	2	12	-96.020%
2024-08-01	9.6000	9.6000	9.6000	9.6000	+65.517%	1	11	-95.938%
2024-07-15	5.9500	5.9500	5.8000	5.8000	+1.576%	2	10	-93.276%
2024-07-10	5.7100	5.7100	5.7100	5.7100	+12.623%	2	10	-93.170%
2024-06-27	5.0100	5.0700	5.0100	5.0700	-9.947%	6	9	-92.308%
2024-06-14	5.6300	5.6300	5.6300	5.6300	+4.453%	2	3	-93.073%
2024-05-28	5.3900	5.3900	5.3900	5.3900	0.000%	2	2	-92.764%