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PFE20260918P20
PFE Sep 18 2026 20.00 Put (PFE260918P00020000)
option OPRA

EOD

Jul 7, 2026

0.0900-10.000%(-0.0100)100

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-07	0.1000	0.1000	0.0900	0.0900	-10.000%	100	15,662	0.000%
2026-07-06	0.0900	0.1000	0.0900	0.1000	+42.857%	33	15,612	-10.000%
2026-07-02	0.1000	0.1000	0.0700	0.0700	-12.500%	13	15,612	+28.571%
2026-07-01	0.0800	0.0900	0.0800	0.0800	-11.111%	298	15,612	+12.500%
2026-06-30	0.0900	0.1000	0.0500	0.0900	0.000%	9	15,612	0.000%
2026-06-26	0.0900	0.0900	0.0900	0.0900	-18.182%	25	15,605	0.000%
2026-06-25	0.1100	0.1100	0.1100	0.1100	0.000%	23	15,626	-18.182%
2026-06-24	0.1000	0.1200	0.1000	0.1100	+22.222%	38	15,626	-18.182%
2026-06-23	0.1000	0.1100	0.0600	0.0900	+12.500%	126	15,620	0.000%
2026-06-22	0.1200	0.1200	0.0800	0.0800	-11.111%	78	15,614	+12.500%
2026-06-18	0.1000	0.1200	0.0700	0.0900	+28.571%	32	15,519	0.000%
2026-06-17	0.0800	0.0900	0.0500	0.0700	+16.667%	34	15,519	+28.571%
2026-06-16	0.0800	0.0800	0.0500	0.0600	+20.000%	45	15,519	+50.000%
2026-06-15	0.0500	0.0500	0.0500	0.0500	-16.667%	20	15,497	+80.000%
2026-06-11	0.0800	0.0800	0.0500	0.0600	-33.333%	156	15,497	+50.000%
2026-06-10	0.1000	0.1000	0.0900	0.0900	0.000%	15	15,629	0.000%
2026-06-09	0.0900	0.0900	0.0900	0.0900	+12.500%	10	15,617	0.000%
2026-06-08	0.0800	0.0800	0.0800	0.0800	+14.286%	10	15,617	+12.500%
2026-06-05	0.0900	0.1000	0.0600	0.0700	-36.364%	298	15,617	+28.571%
2026-06-02	0.0900	0.1100	0.0900	0.1100	+10.000%	9	15,618	-18.182%
2026-06-01	0.1000	0.1000	0.1000	0.1000	-9.091%	14	15,613	-10.000%
2026-05-29	0.1100	0.1100	0.1100	0.1100	+10.000%	35	15,619	-18.182%
2026-05-27	0.1000	0.1000	0.1000	0.1000	-16.667%	4	15,584	-10.000%
2026-05-26	0.1200	0.1200	0.1200	0.1200	+9.091%	3	15,584	-25.000%
2026-05-22	0.1200	0.1200	0.1100	0.1100	-8.333%	3	15,584	-18.182%
2026-05-21	0.1200	0.1200	0.1200	0.1200	+20.000%	5	15,584	-25.000%
2026-05-20	0.1300	0.1300	0.1000	0.1000	-28.571%	47	15,584	-10.000%
2026-05-19	0.1700	0.1700	0.1400	0.1400	-12.500%	16	15,564	-35.714%
2026-05-15	0.1700	0.1700	0.1600	0.1600	0.000%	5	15,564	-43.750%
2026-05-14	0.1300	0.1600	0.1300	0.1600	0.000%	4	15,566	-43.750%
2026-05-13	0.1600	0.1600	0.1600	0.1600	0.000%	1	15,563	-43.750%
2026-05-11	0.1600	0.1600	0.1600	0.1600	+6.667%	2	15,563	-43.750%
2026-05-08	0.1500	0.1500	0.1500	0.1500	0.000%	4	15,562	-40.000%
2026-05-07	0.1400	0.1500	0.1400	0.1500	+7.143%	7	15,558	-40.000%
2026-05-06	0.1500	0.1500	0.1400	0.1400	-30.000%	11	15,564	-35.714%
2026-05-05	0.1900	0.2000	0.1400	0.2000	-4.762%	363	15,554	-55.000%
2026-05-04	0.1800	0.2200	0.1800	0.2100	+40.000%	590	15,258	-57.143%
2026-05-01	0.1500	0.1500	0.1500	0.1500	-50.000%	2	15,394	-40.000%
2026-04-30	0.3000	0.3000	0.3000	0.3000	+87.500%	5	15,394	-70.000%
2026-04-27	0.1800	0.1800	0.1600	0.1600	-15.789%	13	15,399	-43.750%
2026-04-22	0.1600	0.2000	0.1600	0.1900	+18.750%	5	15,387	-52.632%
2026-04-21	0.1500	0.1600	0.1500	0.1600	0.000%	5	15,382	-43.750%
2026-04-20	0.1400	0.1600	0.1400	0.1600	+6.667%	16	15,379	-43.750%
2026-04-17	0.1500	0.1500	0.1500	0.1500	-16.667%	1	15,384	-40.000%
2026-04-16	0.1800	0.1800	0.1800	0.1800	-10.000%	6	15,384	-50.000%
2026-04-15	0.2000	0.2000	0.2000	0.2000	-16.667%	5	15,384	-55.000%
2026-04-13	0.2400	0.2400	0.2400	0.2400	+14.286%	3	15,382	-62.500%
2026-04-09	0.2100	0.2100	0.2100	0.2100	-4.545%	5	15,379	-57.143%
2026-04-08	0.2200	0.2200	0.2200	0.2200	-12.000%	10	15,379	-59.091%
2026-04-07	0.2100	0.2500	0.2100	0.2500	+13.636%	6	15,379	-64.000%
2026-04-06	0.2400	0.2400	0.2200	0.2200	+10.000%	10	15,378	-59.091%
2026-04-01	0.2300	0.2300	0.2000	0.2000	-13.043%	31	15,375	-55.000%
2026-03-31	0.2300	0.2300	0.2300	0.2300	-20.690%	35	15,371	-60.870%
2026-03-30	0.2700	0.2900	0.2700	0.2900	+3.571%	5	15,377	-68.966%
2026-03-27	0.2900	0.2900	0.2800	0.2800	+16.667%	25	15,376	-67.857%
2026-03-26	0.2400	0.2500	0.2000	0.2400	0.000%	485	15,372	-62.500%
2026-03-25	0.2500	0.2500	0.2400	0.2400	-14.286%	10	15,043	-62.500%
2026-03-24	0.2800	0.2800	0.2800	0.2800	0.000%	4	15,035	-67.857%
2026-03-23	0.2800	0.2800	0.2800	0.2800	-9.677%	1	15,031	-67.857%
2026-03-20	0.3000	0.3100	0.3000	0.3100	+6.897%	2,002	15,031	-70.968%
2026-03-19	0.2900	0.2900	0.2900	0.2900	+16.000%	1	14,906	-68.966%
2026-03-17	0.2900	0.2900	0.2500	0.2500	-19.355%	3	14,906	-64.000%
2026-03-16	0.3200	0.3200	0.3100	0.3100	-3.125%	4	14,906	-70.968%
2026-03-13	0.3200	0.3200	0.3200	0.3200	0.000%	1	14,903	-71.875%
2026-03-12	0.2900	0.3200	0.2900	0.3200	+3.226%	301	14,903	-71.875%
2026-03-10	0.2900	0.3100	0.2900	0.3100	-13.889%	1,552	14,793	-70.968%
2026-03-09	0.3600	0.3600	0.3600	0.3600	+20.000%	10	13,246	-75.000%
2026-03-04	0.3000	0.3000	0.3000	0.3000	-11.765%	1	13,246	-70.000%
2026-03-03	0.3400	0.3400	0.3400	0.3400	+41.667%	15	13,246	-73.529%
2026-02-27	0.1800	0.2400	0.1800	0.2400	-11.111%	51	13,245	-62.500%
2026-02-26	0.2400	0.2700	0.2400	0.2700	+8.000%	2	13,245	-66.667%
2026-02-25	0.2600	0.2600	0.2500	0.2500	+13.636%	47	13,252	-64.000%
2026-02-24	0.2200	0.2200	0.2200	0.2200	-8.333%	2	13,252	-59.091%
2026-02-23	0.2600	0.2600	0.2400	0.2400	-7.692%	41	13,252	-62.500%
2026-02-19	0.2600	0.2600	0.2600	0.2600	+8.333%	2	13,252	-65.385%
2026-02-13	0.2400	0.2400	0.2400	0.2400	-4.000%	5	13,252	-62.500%
2026-02-12	0.2500	0.2500	0.2300	0.2500	+13.636%	8	13,252	-64.000%
2026-02-11	0.2200	0.2200	0.2200	0.2200	-4.348%	1	13,255	-59.091%
2026-02-10	0.2500	0.2500	0.2200	0.2300	+15.000%	24	13,254	-60.870%
2026-02-09	0.2000	0.2000	0.2000	0.2000	-20.000%	10	13,231	-55.000%
2026-02-05	0.3000	0.3000	0.2400	0.2500	+4.167%	26	13,231	-64.000%
2026-02-04	0.2400	0.2400	0.2400	0.2400	-25.000%	1	13,231	-62.500%
2026-02-03	0.3100	0.3300	0.2900	0.3200	+14.286%	19	13,230	-71.875%
2026-02-02	0.2800	0.2800	0.2800	0.2800	+7.692%	1	13,223	-67.857%
2026-01-30	0.2500	0.3200	0.2500	0.2600	-21.212%	7	13,223	-65.385%
2026-01-28	0.2900	0.3300	0.2800	0.3300	+26.923%	22	13,221	-72.727%
2026-01-27	0.2600	0.2600	0.2600	0.2600	-7.143%	1	13,217	-65.385%
2026-01-26	0.2900	0.3000	0.2800	0.2800	-12.500%	20	13,217	-67.857%
2026-01-23	0.3500	0.3500	0.3200	0.3200	-13.514%	28	13,225	-71.875%
2026-01-21	0.3700	0.3800	0.3700	0.3700	0.000%	119	13,217	-75.676%
2026-01-20	0.4000	0.4100	0.3700	0.3700	+2.778%	3	13,108	-75.676%
2026-01-16	0.3600	0.3600	0.3600	0.3600	-5.263%	15	13,105	-75.000%
2026-01-15	0.4200	0.4200	0.3800	0.3800	-15.556%	505	13,105	-76.316%
2026-01-14	0.4200	0.4500	0.4000	0.4500	+4.651%	37	13,103	-80.000%
2026-01-13	0.4500	0.4500	0.4200	0.4300	+2.381%	66	13,079	-79.070%
2026-01-12	0.3900	0.4300	0.3900	0.4200	+5.000%	19	13,092	-78.571%
2026-01-09	0.4100	0.4100	0.4000	0.4000	-6.977%	520	13,083	-77.500%
2026-01-08	0.4300	0.4400	0.4300	0.4300	+2.381%	46	12,634	-79.070%
2026-01-07	0.4200	0.4200	0.4200	0.4200	+7.692%	2	12,590	-78.571%
2026-01-06	0.4100	0.4100	0.3900	0.3900	-15.217%	9	12,590	-76.923%
2026-01-05	0.4200	0.4600	0.4200	0.4600	+9.524%	2	12,585	-80.435%
2026-01-02	0.4200	0.4500	0.4200	0.4200	-6.667%	29	12,585	-78.571%
2025-12-31	0.4500	0.4500	0.4500	0.4500	-6.250%	1	12,580	-80.000%
2025-12-30	0.4800	0.4800	0.4800	0.4800	+4.348%	1	12,580	-81.250%
2025-12-29	0.4600	0.4600	0.4600	0.4600	-8.000%	2	12,581	-80.435%
2025-12-26	0.5000	0.5000	0.4900	0.5000	+4.167%	12	12,581	-82.000%
2025-12-24	0.4400	0.4800	0.4400	0.4800	-23.810%	331	12,472	-81.250%
2025-12-23	0.6300	0.6300	0.6300	0.6300	+31.250%	4	12,472	-85.714%
2025-12-22	0.5000	0.5000	0.4800	0.4800	-9.434%	114	12,472	-81.250%
2025-12-19	0.5000	0.5300	0.5000	0.5300	-5.357%	33	12,383	-83.019%
2025-12-17	0.6700	0.6700	0.5500	0.5600	-3.448%	1,607	12,350	-83.929%
2025-12-16	0.5200	0.7200	0.5200	0.5800	+38.095%	2,051	11,963	-84.483%
2025-12-15	0.4600	0.4600	0.3800	0.4200	-10.638%	38	10,284	-78.571%
2025-12-12	0.5800	0.5800	0.4700	0.4700	-7.843%	6	10,284	-80.851%
2025-12-11	0.5000	0.5100	0.5000	0.5100	-15.000%	1,002	10,284	-82.353%
2025-12-10	0.5600	0.6000	0.4600	0.6000	+11.111%	10	9,286	-85.000%
2025-12-09	0.6200	0.6200	0.5300	0.5400	+8.000%	11	9,284	-83.333%
2025-12-04	0.5000	0.5000	0.5000	0.5000	-13.793%	2	9,285	-82.000%
2025-12-02	0.6100	0.6100	0.5800	0.5800	+5.455%	3	9,287	-84.483%
2025-12-01	0.5500	0.5500	0.5500	0.5500	0.000%	20	9,285	-83.636%
2025-11-26	0.5500	0.5500	0.5500	0.5500	-9.836%	1	9,265	-83.636%
2025-11-25	0.6100	0.6100	0.6100	0.6100	-12.857%	1	9,265	-85.246%
2025-11-21	0.6000	0.7000	0.6000	0.7000	-12.500%	45	9,265	-87.143%
2025-11-20	0.7800	0.8400	0.7800	0.8000	+12.676%	34	9,305	-88.750%
2025-11-19	0.7200	0.7200	0.7100	0.7100	0.000%	171	9,334	-87.324%
2025-11-18	0.6800	0.7600	0.6800	0.7100	+10.938%	237	9,298	-87.324%
2025-11-17	0.6700	0.6700	0.6400	0.6400	-4.478%	56	9,256	-85.938%
2025-11-14	0.6400	0.6700	0.6400	0.6700	+15.517%	83	9,255	-86.567%
2025-11-13	0.5800	0.5800	0.5800	0.5800	-1.695%	1	9,252	-84.483%
2025-11-12	0.6000	0.6000	0.5900	0.5900	-9.231%	102	9,253	-84.746%
2025-11-11	0.7000	0.7200	0.6300	0.6500	-20.732%	328	9,255	-86.154%
2025-11-10	0.8200	0.8200	0.8200	0.8200	+5.128%	2	9,265	-89.024%
2025-11-07	0.7600	0.7800	0.7600	0.7800	+2.632%	60	9,266	-88.462%
2025-11-06	0.7200	0.7600	0.7200	0.7600	-5.000%	5,110	9,266	-88.158%
2025-11-05	0.8600	0.8600	0.8000	0.8000	-1.235%	107	5,216	-88.750%
2025-11-04	0.8100	0.8100	0.8100	0.8100	+1.250%	1	5,186	-88.889%
2025-11-03	0.7900	0.8000	0.7900	0.8000	-1.235%	30	5,185	-88.750%
2025-10-31	0.9000	0.9000	0.7900	0.8100	-6.897%	181	5,185	-88.889%
2025-10-30	0.8700	0.8700	0.8600	0.8700	+10.127%	750	5,027	-89.655%
2025-10-29	0.7900	0.7900	0.7900	0.7900	-2.469%	25	4,277	-88.608%
2025-10-28	0.8100	0.8100	0.8100	0.8100	+3.846%	4	4,277	-88.889%
2025-10-24	0.9000	0.9000	0.7800	0.7800	-4.878%	4	4,273	-88.462%
2025-10-23	0.8200	0.8200	0.8200	0.8200	+2.500%	1	4,274	-89.024%
2025-10-21	0.8000	0.8000	0.8000	0.8000	-9.091%	6	4,273	-88.750%
2025-10-20	0.8700	0.8800	0.8600	0.8800	-12.000%	149	4,273	-89.773%
2025-10-17	0.9900	1.0000	0.9800	1.0000	+1.010%	84	4,246	-91.000%
2025-10-16	0.9100	0.9900	0.9100	0.9900	+10.000%	146	4,228	-90.909%
2025-10-13	0.9600	0.9600	0.9000	0.9000	+2.273%	86	4,217	-90.000%
2025-10-09	0.8800	0.8800	0.8800	0.8800	+25.714%	1	4,153	-89.773%
2025-10-07	0.7000	0.7000	0.7000	0.7000	+2.941%	2	4,150	-87.143%
2025-10-06	0.6800	0.6800	0.6800	0.6800	+21.429%	2	4,150	-86.765%
2025-10-03	0.5100	0.5600	0.5100	0.5600	-6.667%	27	4,154	-83.929%
2025-10-02	0.5600	0.6000	0.5600	0.6000	+7.143%	31	4,142	-85.000%
2025-10-01	0.7500	0.7500	0.5600	0.5600	-29.114%	130	4,141	-83.929%
2025-09-30	1.0000	1.0000	0.7900	0.7900	-25.472%	590	4,156	-88.608%
2025-09-29	1.0500	1.0600	1.0300	1.0600	+0.952%	31	3,641	-91.509%
2025-09-26	1.0100	1.0500	1.0100	1.0500	-2.778%	171	3,651	-91.429%
2025-09-25	1.0300	1.0800	1.0300	1.0800	+5.882%	109	3,567	-91.667%
2025-09-24	0.9700	1.0200	0.9700	1.0200	+6.250%	12	3,594	-91.176%
2025-09-22	0.8500	0.9600	0.8500	0.9600	+3.226%	59	3,594	-90.625%
2025-09-19	0.9300	0.9300	0.9300	0.9300	+3.333%	1	3,594	-90.323%
2025-09-18	0.9200	0.9200	0.9000	0.9000	+4.651%	7	3,594	-90.000%
2025-09-17	0.8700	0.8800	0.8600	0.8600	-9.474%	111	3,594	-89.535%
2025-09-16	0.9400	0.9500	0.9400	0.9500	+1.064%	11	3,498	-90.526%
2025-09-15	0.9500	1.0000	0.6500	0.9400	-3.093%	98	3,488	-90.426%
2025-09-12	0.7700	0.9900	0.7700	0.9700	+18.293%	18	3,431	-90.722%
2025-09-09	0.7800	0.8200	0.7800	0.8200	-5.747%	170	3,424	-89.024%
2025-09-08	0.7900	0.8800	0.7900	0.8700	+8.750%	311	3,276	-89.655%
2025-09-04	0.7900	0.8000	0.7900	0.8000	+1.266%	751	2,989	-88.750%
2025-08-29	0.7900	0.7900	0.7900	0.7900	+27.419%	2	2,334	-88.608%
2025-08-25	0.6200	0.6200	0.6200	0.6200	-10.145%	30	2,334	-85.484%
2025-08-19	0.6900	0.6900	0.6900	0.6900	-4.167%	1	2,304	-86.957%
2025-08-18	0.7300	0.7300	0.7100	0.7200	-10.000%	1,002	2,304	-87.500%
2025-08-12	0.8200	0.8200	0.8000	0.8000	-8.046%	170	1,849	-88.750%
2025-08-08	0.7500	0.9000	0.7500	0.8700	-7.447%	79	1,849	-89.655%
2025-08-07	0.9000	0.9500	0.9000	0.9400	-4.082%	457	1,808	-90.426%
2025-08-06	0.9600	1.0000	0.9500	0.9800	+13.953%	135	1,351	-90.816%
2025-08-05	0.8100	0.8700	0.7800	0.8600	-23.214%	104	1,231	-89.535%
2025-08-04	1.0600	1.1200	1.0600	1.1200	-8.943%	22	1,215	-91.964%
2025-08-01	1.0100	1.2400	1.0100	1.2300	+21.782%	504	1,235	-92.683%
2025-07-31	0.9900	1.0100	0.9900	1.0100	+4.124%	46	1,233	-91.089%
2025-07-30	0.9600	0.9700	0.9600	0.9700	+4.301%	440	1,187	-90.722%
2025-07-29	0.9300	0.9500	0.9300	0.9300	+9.412%	16	747	-90.323%
2025-07-23	0.9100	0.9100	0.8500	0.8500	-18.269%	31	731	-89.412%
2025-07-21	1.0600	1.0600	0.9800	1.0400	-0.952%	72	701	-91.346%
2025-07-18	1.0500	1.0500	1.0500	1.0500	0.000%	3	630	-91.429%
2025-07-17	0.9500	1.0500	0.9500	1.0500	+3.960%	159	627	-91.429%
2025-07-16	1.0100	1.0100	1.0100	1.0100	+5.208%	213	468	-91.089%
2025-07-15	0.8600	0.9700	0.8600	0.9600	+11.628%	66	258	-90.625%
2025-07-14	0.8400	0.8600	0.8400	0.8600	+7.500%	16	209	-89.535%
2025-07-11	0.8000	0.8000	0.8000	0.8000	-2.439%	3	208	-88.750%
2025-07-10	0.8000	0.8300	0.7800	0.8200	+1.235%	201	208	-89.024%
2025-07-09	0.9000	0.9000	0.8100	0.8100	-4.706%	2	74	-88.889%
2025-07-02	0.8500	0.8500	0.8500	0.8500	-19.048%	20	73	-89.412%
2025-06-26	1.0500	1.0500	1.0500	1.0500	-5.405%	1	64	-91.429%
2025-06-24	1.1100	1.1100	1.1100	1.1100	-11.200%	1	65	-91.892%
2025-06-20	1.2500	1.2500	1.2500	1.2500	-3.846%	20	64	-92.800%
2025-06-18	1.3000	1.3000	1.3000	1.3000	+19.266%	1	53	-93.077%
2025-06-13	1.0600	1.1200	1.0600	1.0900	-25.342%	104	53	-91.743%
2025-06-02	1.4600	1.4600	1.4600	1.4600	-2.013%	1	3	-93.836%
2025-05-30	1.4500	1.4900	1.4500	1.4900	0.000%	4	2	-93.960%