OITracker Cboe delayed data

Contract OI history

Back to ABTC

Oct 30, 2026 EXPIRATION

ABTC $8.50 Put

ABTC261030P00008500

Latest saved OI0Oct 21, 2026
Last change-1vs previous saved observation
Saved market days4Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
ABTC $8.50 put open interest history 4 saved observations from 2026-10-13 to 2026-10-21. Exact values and changes are listed in the table below. 10 2026-10-13: 1 OI2026-10-15: 1 OI2026-10-16: 1 OI2026-10-21: 0 OI Oct 13, 2026Oct 21, 2026

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

ABTC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 21, 2026Viewing0-1
Oct 16, 202610
Oct 15, 202610
Oct 13, 20261No prior observation