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Contract OI history

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Nov 20, 2026 EXPIRATION

SRPT $17.50 Put

SRPT261120P00017500

Latest saved OI365Oct 23, 2026
Last change+12vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SRPT $17.50 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 3651820 2026-10-09: 281 OI2026-10-13: 322 OI2026-10-14: 337 OI2026-10-16: 347 OI2026-10-20: 353 OI2026-10-23: 365 OI Oct 09, 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, 2026365+12
Oct 20, 2026Viewing353+6
Oct 16, 2026347+10
Oct 14, 2026337+15
Oct 13, 2026322+41
Oct 09, 2026281No prior observation