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Contract OI history

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Jan 15, 2027 EXPIRATION

ASPI $5.00 Put

ASPI270115P00005000

Latest saved OI866Oct 23, 2026
Last change-5vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASPI $5.00 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. 1,0515250 2026-10-09: 1,051 OI2026-10-13: 929 OI2026-10-14: 916 OI2026-10-16: 916 OI2026-10-20: 871 OI2026-10-23: 866 OI Oct 09, 2026Oct 23, 2026

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

ASPI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing866-5
Oct 20, 2026871-45
Oct 16, 20269160
Oct 14, 2026916-13
Oct 13, 2026929-122
Oct 09, 20261,051No prior observation