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Contract OI history

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Jan 19, 2029 EXPIRATION

ASST $20.00 Put

ASST290119P00020000

Latest saved OI212Oct 23, 2026
Last change+5vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASST $20.00 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. 2121060 2026-10-09: 152 OI2026-10-13: 162 OI2026-10-14: 162 OI2026-10-15: 210 OI2026-10-16: 210 OI2026-10-21: 207 OI2026-10-23: 212 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, 2026Viewing212+5
Oct 21, 2026207-3
Oct 16, 20262100
Oct 15, 2026210+48
Oct 14, 20261620
Oct 13, 2026162+10
Oct 09, 2026152No prior observation