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PFE20280121P15
PFE Jan 21 2028 15.00 Put (PFE280121P00015000)
option OPRA

EOD

Aug 19, 2026

0.1600-15.789%(-0.0300)12

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-08-19	0.2000	0.2000	0.1600	0.1600	-15.789%	12	6,047	0.000%
2026-08-17	0.2000	0.2000	0.1900	0.1900	-13.636%	3	6,049	-15.789%
2026-08-12	0.1900	0.2200	0.1900	0.2200	+22.222%	7	6,052	-27.273%
2026-08-10	0.2000	0.2000	0.1800	0.1800	-14.286%	3	6,048	-11.111%
2026-08-07	0.2300	0.2300	0.2100	0.2100	-16.000%	9	6,051	-23.810%
2026-08-06	0.2500	0.2500	0.2500	0.2500	-3.846%	10	6,060	-36.000%
2026-08-05	0.2600	0.2600	0.2600	0.2600	-7.143%	1	6,060	-38.462%
2026-08-04	0.2800	0.2800	0.2800	0.2800	-46.154%	1	6,060	-42.857%
2026-07-28	0.5200	0.5200	0.5200	0.5200	+67.742%	1	6,061	-69.231%
2026-07-24	0.2900	0.3100	0.2900	0.3100	-22.500%	3	6,061	-48.387%
2026-07-06	0.3500	0.4000	0.3500	0.4000	+21.212%	15	6,064	-60.000%
2026-07-02	0.3300	0.3300	0.3300	0.3300	0.000%	3	6,046	-51.515%
2026-07-01	0.3100	0.3300	0.3100	0.3300	-21.429%	2	6,046	-51.515%
2026-06-29	0.4200	0.4200	0.4200	0.4200	+5.000%	16	6,044	-61.905%
2026-06-24	0.4000	0.4000	0.4000	0.4000	+25.000%	10	6,060	-60.000%
2026-06-23	0.3200	0.3200	0.3200	0.3200	0.000%	35	6,060	-50.000%
2026-06-22	0.3300	0.3300	0.3200	0.3200	-13.514%	11	6,095	-50.000%
2026-06-18	0.3700	0.3700	0.3700	0.3700	+23.333%	1	6,086	-56.757%
2026-06-16	0.3000	0.3200	0.3000	0.3000	-6.250%	10	6,086	-46.667%
2026-06-11	0.3200	0.3200	0.3200	0.3200	0.000%	2	6,086	-50.000%
2026-06-09	0.3000	0.3200	0.3000	0.3200	-13.514%	20	6,084	-50.000%
2026-06-01	0.3700	0.3700	0.3700	0.3700	-21.277%	1	6,074	-56.757%
2026-05-27	0.4700	0.4700	0.4700	0.4700	+34.286%	1	6,073	-65.957%
2026-05-22	0.3500	0.3500	0.3500	0.3500	-18.605%	2,963	6,074	-54.286%
2026-05-21	0.4300	0.4300	0.4300	0.4300	+7.500%	25	3,136	-62.791%
2026-05-15	0.4000	0.4000	0.4000	0.4000	-2.439%	2	3,136	-60.000%
2026-05-14	0.4100	0.4100	0.4100	0.4100	+7.895%	25	3,135	-60.976%
2026-05-13	0.3800	0.3800	0.3800	0.3800	-7.317%	1,800	1,360	-57.895%
2026-05-11	0.4100	0.4100	0.4100	0.4100	-18.000%	1	1,360	-60.976%
2026-05-05	0.5000	0.5000	0.5000	0.5000	+19.048%	2	1,360	-68.000%
2026-04-28	0.4200	0.4200	0.4200	0.4200	-4.545%	30	1,358	-61.905%
2026-04-27	0.4400	0.4400	0.4400	0.4400	+7.317%	5	1,328	-63.636%
2026-04-24	0.4100	0.4100	0.4100	0.4100	-4.651%	20	1,328	-60.976%
2026-04-22	0.4300	0.4300	0.4300	0.4300	+13.158%	40	1,308	-62.791%
2026-04-21	0.3800	0.3800	0.3800	0.3800	+5.556%	35	1,313	-57.895%
2026-04-20	0.3800	0.3800	0.3600	0.3600	-14.286%	8	1,313	-55.556%
2026-04-15	0.4200	0.4600	0.4200	0.4200	-6.667%	32	1,311	-61.905%
2026-04-10	0.4500	0.4500	0.4500	0.4500	+2.273%	1	1,279	-64.444%
2026-04-09	0.4400	0.4400	0.4400	0.4400	+2.326%	1	1,278	-63.636%
2026-04-01	0.4300	0.4300	0.4300	0.4300	-10.417%	25	1,277	-62.791%
2026-03-30	0.4800	0.4800	0.4800	0.4800	0.000%	10	1,252	-66.667%
2026-03-23	0.5800	0.5800	0.4800	0.4800	+6.667%	2	1,262	-66.667%
2026-03-20	0.4500	0.4500	0.4500	0.4500	+9.756%	10	1,262	-64.444%
2026-03-11	0.4100	0.4100	0.4100	0.4100	-2.381%	10	1,272	-60.976%
2026-03-05	0.5500	0.5500	0.4200	0.4200	-2.326%	28	1,262	-61.905%
2026-02-26	0.4300	0.4300	0.4300	0.4300	-4.444%	9	1,250	-62.791%
2026-02-25	0.4500	0.4500	0.4500	0.4500	+7.143%	9	1,250	-64.444%
2026-02-24	0.4200	0.4200	0.4200	0.4200	-4.545%	8	1,250	-61.905%
2026-02-23	0.4400	0.4400	0.4400	0.4400	+12.821%	8	1,258	-63.636%
2026-02-20	0.5100	0.5100	0.3900	0.3900	-9.302%	2	1,250	-58.974%
2026-02-19	0.4300	0.4300	0.4300	0.4300	+2.381%	3	1,249	-62.791%
2026-02-13	0.4200	0.4200	0.4200	0.4200	-8.696%	1	1,247	-61.905%
2026-02-11	0.4700	0.4700	0.4600	0.4600	+15.000%	3	1,247	-65.217%
2026-02-09	0.4000	0.4000	0.4000	0.4000	+8.108%	10	1,244	-60.000%
2026-02-05	0.3800	0.3800	0.3600	0.3700	-5.128%	7	1,234	-56.757%
2026-02-04	0.3800	0.3900	0.3800	0.3900	-9.302%	10	1,234	-58.974%
2026-02-03	0.4700	0.4700	0.4100	0.4300	-4.444%	5	1,224	-62.791%
2026-01-30	0.4400	0.4500	0.4400	0.4500	0.000%	2	1,223	-64.444%
2026-01-28	0.4400	0.4500	0.4400	0.4500	+12.500%	13	1,221	-64.444%
2026-01-27	0.4400	0.4400	0.4000	0.4000	-9.091%	2	1,220	-60.000%
2026-01-26	0.4100	0.4400	0.4100	0.4400	-10.204%	2	1,219	-63.636%
2026-01-22	0.4500	0.4900	0.4500	0.4900	-2.000%	4	1,217	-67.347%
2026-01-15	0.5000	0.5000	0.5000	0.5000	0.000%	20	1,213	-68.000%
2026-01-13	0.5000	0.5000	0.5000	0.5000	-7.407%	20	1,198	-68.000%
2026-01-05	0.6200	0.6200	0.5400	0.5400	-1.818%	16	1,178	-70.370%
2025-12-29	0.5600	0.5600	0.5500	0.5500	+3.774%	7	1,178	-70.909%
2025-12-18	0.5300	0.5300	0.5300	0.5300	-10.169%	20	1,171	-69.811%
2025-12-17	0.5900	0.5900	0.5900	0.5900	+15.686%	5	1,151	-72.881%
2025-12-05	0.3000	0.5100	0.3000	0.5100	-20.313%	2	1,146	-68.627%
2025-12-03	0.6400	0.6400	0.6400	0.6400	+10.345%	10	1,146	-75.000%
2025-12-01	0.5800	0.5800	0.5800	0.5800	-14.706%	3	1,156	-72.414%
2025-11-24	0.7000	0.7000	0.6800	0.6800	+6.250%	30	1,159	-76.471%
2025-11-14	0.6400	0.6400	0.6400	0.6400	-9.859%	6	1,169	-75.000%
2025-11-11	0.7000	0.7100	0.7000	0.7100	+1.429%	10	1,153	-77.465%
2025-11-10	0.6100	0.7200	0.6100	0.7000	+1.449%	35	1,153	-77.143%
2025-11-07	0.7900	0.7900	0.6900	0.6900	-8.000%	9	1,118	-76.812%
2025-11-06	0.7500	0.7600	0.7500	0.7500	-6.250%	13	1,109	-78.667%
2025-11-04	0.8000	0.8000	0.8000	0.8000	+6.667%	1	1,105	-80.000%
2025-11-03	0.6200	0.7500	0.6200	0.7500	-8.537%	31	1,076	-78.667%
2025-10-30	0.7000	0.8200	0.7000	0.8200	-8.889%	2	1,076	-80.488%
2025-10-29	0.7000	0.9000	0.7000	0.9000	+20.000%	2	1,075	-82.222%
2025-10-28	0.7500	0.7500	0.7500	0.7500	0.000%	1	1,075	-78.667%
2025-10-22	0.7500	0.7500	0.7500	0.7500	-13.793%	2	1,074	-78.667%
2025-10-20	0.8400	0.8700	0.8400	0.8700	-5.435%	5	1,072	-81.609%
2025-10-17	0.8500	0.9200	0.8500	0.9200	+6.977%	2	1,068	-82.609%
2025-10-13	0.8600	0.8600	0.8600	0.8600	+3.614%	1	1,067	-81.395%
2025-10-10	0.7900	0.8300	0.7900	0.8300	+6.410%	1,150	1,067	-80.723%
2025-10-09	0.7800	0.7800	0.7800	0.7800	-1.266%	4	67	-79.487%
2025-10-08	0.7900	0.7900	0.7900	0.7900	+8.219%	1	71	-79.747%
2025-10-07	0.7500	0.7500	0.7300	0.7300	+21.667%	26	71	-78.082%
2025-10-01	0.7300	0.7300	0.6000	0.6000	-29.412%	11	64	-73.333%
2025-09-30	0.8600	0.8600	0.8400	0.8500	-10.526%	13	70	-81.176%
2025-09-29	0.9100	0.9500	0.9100	0.9500	0.000%	7	62	-83.158%
2025-09-26	0.8000	0.9500	0.8000	0.9500	0.000%	14	55	-83.158%
2025-09-25	0.9500	0.9500	0.9500	0.9500	+9.195%	1	41	-83.158%
2025-09-23	0.8700	0.8700	0.8700	0.8700	+24.286%	2	40	-81.609%
2025-09-22	0.7000	0.7000	0.7000	0.7000	-17.647%	20	40	-77.143%
2025-09-19	0.8500	0.8500	0.8500	0.8500	0.000%	20	20	-81.176%