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COST20260807P640
COST Aug 7 2026 640.00 Put (COST260807P00640000)
option OPRA

EOD

Jul 22, 2026

0.0500-28.571%(-0.0200)15

Overview Historical

Date (EDT)	Open	High	Low	Close	Change	Volume	Open Interest	Change Since
2026-07-22	0.1700	0.1700	0.0400	0.0500	-28.571%	15	145	0.000%
2026-07-21	0.1900	0.1900	0.0200	0.0700	+40.000%	365	148	-28.571%
2026-07-20	0.1000	0.1000	0.0200	0.0500	-50.000%	52	50	0.000%
2026-07-17	0.1000	0.1000	0.1000	0.1000	+66.667%	1	3	-50.000%
2026-07-16	0.1200	0.1200	0.0600	0.0600	-80.000%	3	3	-16.667%
2026-07-15	0.2500	0.3000	0.2500	0.3000	0.000%	2	1	-83.333%

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