SPX270820P01000000
SPX Aug 20 2027 1000.00 Put
optionOPRA

EODOct 28, 2026

0.53USD-11.667%(-0.07)4Vol325OI

SPX270820P01000000 Historical Prices

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-10-28	0.5400	0.5400	0.5300	0.5300	-11.667%	4	323	0.000%
2026-10-27	0.5400	0.6000	0.5300	0.6000	+3.448%	29	308	-11.667%
2026-10-26	0.5900	0.5900	0.5800	0.5800	-3.333%	4	306	-8.621%
2026-10-20	0.6000	0.6000	0.6000	0.6000	0.000%	6	300	-11.667%
2026-10-19	0.6000	0.6000	0.6000	0.6000	-16.667%	155	145	-11.667%
2026-10-16	0.6000	0.7200	0.6000	0.7200	+20.000%	15	130	-26.389%
2026-10-15	0.6000	0.6000	0.6000	0.6000	0.000%	26	104	-11.667%
2026-10-14	0.6000	0.6000	0.6000	0.6000	+9.091%	1	103	-11.667%
2026-10-13	0.5500	0.5500	0.5500	0.5500	-1.786%	6	97	-3.636%
2026-10-12	0.5500	0.5600	0.5500	0.5600	+1.818%	8	89	-5.357%
2026-10-09	0.5500	0.5500	0.5500	0.5500	-6.780%	8	81	-3.636%
2026-10-08	0.5500	0.5900	0.5500	0.5900	+7.273%	13	68	-10.169%
2026-10-07	0.5500	0.5500	0.5500	0.5500	0.000%	4	64	-3.636%
2026-10-06	0.5500	0.5500	0.5500	0.5500	-1.786%	6	58	-3.636%
2026-10-05	0.6000	0.6000	0.5600	0.5600	-9.677%	13	45	-5.357%
2026-10-02	0.6000	0.6200	0.6000	0.6200	-4.615%	13	32	-14.516%
2026-10-01	0.6500	0.6500	0.6500	0.6500	+8.333%	4	28	-18.462%
2026-09-30	0.6000	0.6000	0.6000	0.6000	-3.226%	5	23	-11.667%
2026-09-29	0.6000	0.6200	0.6000	0.6200	+3.333%	7	16	-14.516%
2026-09-28	0.6000	0.6000	0.6000	0.6000	-7.692%	5	11	-11.667%
2026-09-25	0.6500	0.6500	0.6500	0.6500	0.000%	4	7	-18.462%
2026-09-24	0.6500	0.6500	0.6500	0.6500	+8.333%	3	4	-18.462%
2026-09-23	0.6000	0.6000	0.6000	0.6000	0.000%	4	0	-11.667%