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Contract OI history

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Jan 19, 2029 EXPIRATION

ABTC $17.50 Call

ABTC290119C00017500

Latest saved OI169Oct 21, 2026
Last change+1vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ABTC $17.50 call open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 169840 2026-10-09: 167 OI2026-10-13: 167 OI2026-10-15: 168 OI2026-10-16: 168 OI2026-10-21: 169 OI Oct 09, 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, 2026Viewing169+1
Oct 16, 20261680
Oct 15, 2026168+1
Oct 13, 20261670
Oct 09, 2026167No prior observation