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Contract OI history

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Jan 15, 2027 EXPIRATION

ASPI $4.00 Put

ASPI270115P00004000

Latest saved OI3,292Oct 23, 2026
Last change+105vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASPI $4.00 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. 3,2921,6460 2026-10-09: 3,291 OI2026-10-13: 3,281 OI2026-10-14: 3,202 OI2026-10-16: 3,202 OI2026-10-20: 3,187 OI2026-10-23: 3,292 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, 2026Viewing3,292+105
Oct 20, 20263,187-15
Oct 16, 20263,2020
Oct 14, 20263,202-79
Oct 13, 20263,281-10
Oct 09, 20263,291No prior observation