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Contract OI history

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Dec 18, 2026 EXPIRATION

ASST $33.00 Put

ASST261218P00033000

Latest saved OI423Oct 23, 2026
Last change+53vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASST $33.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4232110 2026-10-09: 365 OI2026-10-13: 365 OI2026-10-14: 365 OI2026-10-15: 365 OI2026-10-16: 370 OI2026-10-21: 370 OI2026-10-23: 423 OI Oct 09, 2026Oct 23, 2026

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

ASST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing423+53
Oct 21, 20263700
Oct 16, 2026370+5
Oct 15, 20263650
Oct 14, 20263650
Oct 13, 20263650
Oct 09, 2026365No prior observation