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Contract OI history

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Nov 06, 2026 EXPIRATION

SRPT $18.50 Put

SRPT261106P00018500

Latest saved OI28Oct 23, 2026
Last change+28vs previous saved observation
Saved market days2Oct 20, 2026 onwards
Daily open interest Hover a point for its date and OI
SRPT $18.50 put open interest history 2 saved observations from 2026-10-20 to 2026-10-23. Exact values and changes are listed in the table below. 28140 2026-10-20: 0 OI2026-10-23: 28 OI Oct 20, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SRPT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202628+28
Oct 20, 2026Viewing0No prior observation