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PFE20260918P23
PFE Sep 18 2026 23.00 Put (PFE260918P00023000)
option OPRA

EOD

Aug 20, 2026

0.0200-33.333%(-0.0100)3

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-20	0.0300	0.0300	0.0100	0.0200	-33.333%	3	13,479	0.000%
2026-08-19	0.0100	0.0300	0.0100	0.0300	+200.000%	84	13,480	-33.333%
2026-08-18	0.0200	0.0200	0.0100	0.0100	-50.000%	22	13,478	+100.000%
2026-08-17	0.0100	0.0200	0.0100	0.0200	+100.000%	11	13,497	0.000%
2026-08-14	0.0300	0.0300	0.0100	0.0100	-50.000%	12	13,495	+100.000%
2026-08-13	0.0300	0.0300	0.0200	0.0200	0.000%	9	13,505	0.000%
2026-08-12	0.0300	0.0400	0.0200	0.0200	-33.333%	80	13,514	0.000%
2026-08-11	0.0200	0.0300	0.0100	0.0300	+200.000%	17	13,497	-33.333%
2026-08-10	0.0300	0.0300	0.0100	0.0100	-80.000%	104	13,485	+100.000%
2026-08-07	0.0400	0.0500	0.0200	0.0500	0.000%	180	13,514	-60.000%
2026-08-06	0.0600	0.0700	0.0400	0.0500	-28.571%	542	13,633	-60.000%
2026-08-05	0.1200	0.1400	0.0700	0.0700	-30.000%	73	13,882	-71.429%
2026-08-04	0.1900	0.1900	0.0900	0.1000	-33.333%	284	13,892	-80.000%
2026-08-03	0.1900	0.2000	0.1500	0.1500	-11.765%	271	13,963	-86.667%
2026-07-31	0.2100	0.2200	0.1700	0.1700	-10.526%	83	13,948	-88.235%
2026-07-30	0.2300	0.2600	0.1900	0.1900	+11.765%	178	13,931	-89.474%
2026-07-29	0.1700	0.1900	0.1600	0.1700	0.000%	62	13,942	-88.235%
2026-07-28	0.2100	0.2100	0.1400	0.1700	-34.615%	135	13,947	-88.235%
2026-07-27	0.2800	0.2800	0.2200	0.2600	0.000%	106	13,988	-92.308%
2026-07-24	0.2900	0.3000	0.2400	0.2600	-13.333%	806	13,935	-92.308%
2026-07-23	0.3000	0.3000	0.2800	0.3000	-6.250%	370	13,530	-93.333%
2026-07-22	0.2800	0.3200	0.2700	0.3200	+3.226%	415	13,214	-93.750%
2026-07-21	0.3400	0.3600	0.3100	0.3100	-8.824%	421	12,858	-93.548%
2026-07-20	0.3000	0.3400	0.2800	0.3400	+13.333%	1,460	12,578	-94.118%
2026-07-17	0.2600	0.3100	0.2200	0.3000	0.000%	365	12,406	-93.333%
2026-07-16	0.3100	0.3200	0.2600	0.3000	-23.077%	2,191	12,274	-93.333%
2026-07-15	0.4500	0.4500	0.3600	0.3900	-23.529%	363	10,405	-94.872%
2026-07-14	0.4400	0.5600	0.4400	0.5100	+18.605%	637	10,737	-96.078%
2026-07-13	0.5300	0.5300	0.4200	0.4300	-18.868%	97	10,581	-95.349%
2026-07-10	0.5000	0.5500	0.4900	0.5300	-5.357%	29	10,607	-96.226%
2026-07-09	0.5700	0.5800	0.5300	0.5600	-8.197%	64	10,602	-96.429%
2026-07-08	0.6600	0.6700	0.5600	0.6100	-4.688%	183	10,643	-96.721%
2026-07-07	0.5800	0.6600	0.5500	0.6400	-12.329%	267	10,608	-96.875%
2026-07-06	0.6700	0.7800	0.6700	0.7300	+35.185%	565	10,469	-97.260%
2026-07-02	0.5300	0.5800	0.4500	0.5400	-25.000%	214	10,018	-96.296%
2026-07-01	0.6000	0.7300	0.6000	0.7200	+10.769%	162	10,018	-97.222%
2026-06-30	0.6100	0.6800	0.5600	0.6500	+27.451%	356	9,919	-96.923%
2026-06-29	0.5300	0.6000	0.5000	0.5100	-17.742%	186	9,953	-96.078%
2026-06-26	0.6600	0.6800	0.5800	0.6200	-18.421%	544	9,949	-96.774%
2026-06-25	0.6600	0.7600	0.6000	0.7600	+15.152%	599	14,652	-97.368%
2026-06-24	0.3600	0.7000	0.3600	0.6600	+53.488%	5,602	14,306	-96.970%
2026-06-23	0.4100	0.4400	0.3800	0.4300	+13.158%	667	11,820	-95.349%
2026-06-22	0.3700	0.4200	0.3600	0.3800	-5.000%	130	11,558	-94.737%
2026-06-18	0.3500	0.4600	0.3500	0.4000	+37.931%	246	11,306	-95.000%
2026-06-17	0.2400	0.2900	0.2400	0.2900	+3.571%	69	11,306	-93.103%
2026-06-16	0.3000	0.3300	0.2500	0.2800	+7.692%	142	11,306	-92.857%
2026-06-15	0.2500	0.2600	0.2400	0.2600	-3.704%	14	11,302	-92.308%
2026-06-12	0.3100	0.3100	0.2700	0.2700	-12.903%	5	11,302	-92.593%
2026-06-11	0.3400	0.3400	0.2900	0.3100	-20.513%	67	11,302	-93.548%
2026-06-10	0.3700	0.3900	0.3700	0.3900	0.000%	25	11,277	-94.872%
2026-06-09	0.4100	0.4100	0.3600	0.3900	-2.500%	91	11,270	-94.872%
2026-06-08	0.3600	0.4000	0.3500	0.4000	+11.111%	21	11,196	-95.000%
2026-06-05	0.3900	0.3900	0.3400	0.3600	-10.000%	402	11,191	-94.444%
2026-06-04	0.3900	0.4100	0.3900	0.4000	-20.000%	20	11,198	-95.000%
2026-06-03	0.4600	0.5000	0.4400	0.5000	+11.111%	285	11,198	-96.000%
2026-06-02	0.4300	0.4900	0.4300	0.4500	+7.143%	148	11,154	-95.556%
2026-06-01	0.4200	0.4800	0.4100	0.4200	+13.514%	490	11,053	-95.238%
2026-05-29	0.3700	0.3800	0.3700	0.3700	-2.632%	7	10,914	-94.595%
2026-05-28	0.3500	0.3800	0.3500	0.3800	+2.703%	56	10,916	-94.737%
2026-05-27	0.3700	0.3700	0.3400	0.3700	-11.905%	91	10,940	-94.595%
2026-05-26	0.4400	0.4500	0.4200	0.4200	0.000%	258	10,930	-95.238%
2026-05-22	0.4100	0.4500	0.4100	0.4200	-2.326%	569	10,875	-95.238%
2026-05-21	0.4500	0.4600	0.4300	0.4300	-8.511%	159	10,739	-95.349%
2026-05-20	0.4200	0.4800	0.4200	0.4700	-6.000%	185	10,739	-95.745%
2026-05-19	0.5100	0.5100	0.4600	0.5000	-16.667%	112	11,131	-96.000%
2026-05-18	0.5600	0.6000	0.5600	0.6000	+1.695%	864	11,131	-96.667%
2026-05-15	0.5200	0.6000	0.5200	0.5900	+13.462%	113	11,131	-96.610%
2026-05-14	0.5200	0.5200	0.5100	0.5200	+6.122%	334	10,850	-96.154%
2026-05-13	0.5300	0.5600	0.4900	0.4900	0.000%	299	10,836	-95.918%
2026-05-12	0.4900	0.4900	0.4800	0.4900	-12.500%	33	10,836	-95.918%
2026-05-11	0.4700	0.5600	0.4700	0.5600	+1.818%	116	10,836	-96.429%
2026-05-08	0.5000	0.5500	0.4900	0.5500	+7.843%	831	10,820	-96.364%
2026-05-07	0.4700	0.5200	0.4500	0.5100	+6.250%	952	10,546	-96.078%
2026-05-06	0.4800	0.5000	0.4500	0.4800	+2.128%	72	10,421	-95.833%
2026-05-05	0.5500	0.6200	0.4700	0.4700	-14.545%	1,031	10,389	-95.745%
2026-05-04	0.5500	0.5600	0.5200	0.5500	+1.852%	20	9,994	-96.364%
2026-05-01	0.5500	0.5600	0.5300	0.5400	+1.887%	107	9,881	-96.296%
2026-04-30	0.5500	0.5500	0.5100	0.5300	-11.667%	258	9,881	-96.226%
2026-04-29	0.6200	0.6200	0.5900	0.6000	+3.448%	46	9,702	-96.667%
2026-04-28	0.4300	0.5800	0.4300	0.5800	+11.538%	63	9,670	-96.552%
2026-04-27	0.5200	0.5200	0.5200	0.5200	-5.455%	2	9,663	-96.154%
2026-04-24	0.5500	0.5500	0.5100	0.5500	-8.333%	22	9,661	-96.364%
2026-04-23	0.5700	0.6200	0.5700	0.6000	+5.263%	69	9,659	-96.667%
2026-04-22	0.5500	0.5900	0.5400	0.5700	+21.277%	2,451	9,610	-96.491%
2026-04-21	0.5000	0.5000	0.4400	0.4700	0.000%	2,979	5,937	-95.745%
2026-04-20	0.4300	0.4700	0.4000	0.4700	+6.818%	52	5,937	-95.745%
2026-04-17	0.4200	0.4700	0.4200	0.4400	-13.725%	594	5,891	-95.455%
2026-04-16	0.5000	0.5100	0.5000	0.5100	+2.000%	6	6,394	-96.078%
2026-04-15	0.5600	0.5600	0.5000	0.5000	-15.254%	1,475	6,390	-96.000%
2026-04-14	0.5600	0.6000	0.5400	0.5900	-4.839%	267	5,237	-96.610%
2026-04-13	0.6700	0.6700	0.6200	0.6200	-1.587%	343	5,050	-96.774%
2026-04-10	0.6400	0.6400	0.6300	0.6300	+8.621%	33	4,925	-96.825%
2026-04-09	0.5800	0.5900	0.5700	0.5800	-9.375%	76	4,908	-96.552%
2026-04-08	0.6500	0.6500	0.6400	0.6400	-4.478%	2	4,894	-96.875%
2026-04-07	0.7000	0.7200	0.6400	0.6700	+24.074%	213	4,893	-97.015%
2026-04-06	0.5600	0.5600	0.5400	0.5400	+3.846%	10	4,702	-96.296%
2026-04-02	0.5200	0.5200	0.5200	0.5200	+6.122%	1	4,692	-96.154%
2026-04-01	0.5300	0.5400	0.4900	0.4900	-22.222%	209	4,692	-95.918%
2026-03-31	0.5900	0.6300	0.5800	0.6300	-8.696%	77	4,690	-96.825%
2026-03-30	0.7100	0.7300	0.6900	0.6900	-10.390%	131	4,669	-97.101%
2026-03-27	0.6500	0.7700	0.6500	0.7700	+24.194%	215	4,646	-97.403%
2026-03-26	0.6900	0.6900	0.6100	0.6200	-6.061%	3	4,612	-96.774%
2026-03-25	0.6800	0.7000	0.6300	0.6600	-12.000%	67	4,611	-96.970%
2026-03-24	0.7500	0.7600	0.7000	0.7500	0.000%	980	4,585	-97.333%
2026-03-23	0.8000	0.8300	0.7300	0.7500	-7.407%	584	3,896	-97.333%
2026-03-20	0.7000	0.8100	0.7000	0.8100	+22.727%	31	3,486	-97.531%
2026-03-19	0.6900	0.7500	0.6600	0.6600	-13.158%	268	3,471	-96.970%
2026-03-18	0.7600	0.7600	0.7600	0.7600	+18.750%	92	3,280	-97.368%
2026-03-17	0.6800	0.7000	0.6400	0.6400	-24.706%	87	3,220	-96.875%
2026-03-16	0.8500	0.8600	0.8100	0.8500	0.000%	194	3,148	-97.647%
2026-03-13	0.8500	0.8700	0.8500	0.8500	+6.250%	120	2,958	-97.647%
2026-03-12	0.8400	0.8400	0.7800	0.8000	+9.589%	44	2,838	-97.500%
2026-03-11	0.7300	0.7300	0.7300	0.7300	0.000%	2	2,802	-97.260%
2026-03-10	0.7300	0.7300	0.7300	0.7300	-14.118%	20	2,802	-97.260%
2026-03-09	0.8300	0.9000	0.8300	0.8500	+4.938%	335	2,802	-97.647%
2026-03-06	0.8700	0.8800	0.8100	0.8100	+1.250%	10	2,766	-97.531%
2026-03-05	0.8200	0.8200	0.7700	0.8000	+6.667%	164	2,760	-97.500%
2026-03-04	0.8100	0.8200	0.7500	0.7500	-3.846%	108	2,728	-97.333%
2026-03-03	0.8100	0.8700	0.7600	0.7800	+21.875%	115	2,685	-97.436%
2026-03-02	0.6200	0.6800	0.6000	0.6400	+3.226%	29	2,639	-96.875%
2026-02-27	0.6200	0.6300	0.6200	0.6200	-3.125%	4	2,631	-96.774%
2026-02-26	0.6600	0.6600	0.6400	0.6400	-3.030%	125	2,633	-96.875%
2026-02-25	0.7400	0.7500	0.6600	0.6600	+10.000%	44	2,573	-96.970%
2026-02-24	0.5900	0.6000	0.5900	0.6000	-20.000%	7	2,573	-96.667%
2026-02-20	0.7900	0.7900	0.7500	0.7500	0.000%	2,059	2,572	-97.333%
2026-02-19	0.7100	0.7500	0.7100	0.7500	+36.364%	4	616	-97.333%
2026-02-17	0.5900	0.6000	0.5500	0.5500	-9.836%	19	613	-96.364%
2026-02-12	0.6100	0.6100	0.6100	0.6100	+5.172%	22	595	-96.721%
2026-02-11	0.5700	0.5800	0.5700	0.5800	+1.754%	3	595	-96.552%
2026-02-10	0.5700	0.5700	0.5700	0.5700	-17.391%	1	593	-96.491%
2026-02-09	0.6500	0.7200	0.6500	0.6900	+6.154%	37	593	-97.101%
2026-02-06	0.6800	0.6800	0.6200	0.6500	-4.412%	56	579	-96.923%
2026-02-05	0.6600	0.6800	0.6300	0.6800	-1.449%	16	546	-97.059%
2026-02-04	0.7500	0.7500	0.6500	0.6900	-21.591%	184	543	-97.101%
2026-02-03	0.8000	0.9200	0.8000	0.8800	+22.222%	174	481	-97.727%
2026-02-02	0.7800	0.7800	0.7200	0.7200	-7.692%	19	362	-97.222%
2026-01-29	0.7800	0.7800	0.7800	0.7800	+20.000%	1	371	-97.436%
2026-01-27	0.7800	0.7800	0.6500	0.6500	-29.348%	82	371	-96.923%
2026-01-23	0.9200	0.9200	0.9200	0.9200	+3.371%	5	433	-97.826%
2026-01-22	0.9400	0.9600	0.8900	0.8900	-11.000%	63	428	-97.753%
2026-01-21	1.0300	1.0300	0.9200	1.0000	-8.257%	65	463	-98.000%
2026-01-20	1.1500	1.2000	1.0800	1.0900	+2.830%	313	401	-98.165%
2026-01-16	1.0500	1.0600	1.0500	1.0600	0.000%	96	0	-98.113%