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Contract OI history

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Jan 15, 2027 EXPIRATION

ABTC $17.50 Call

ABTC270115C00017500

Latest saved OI242Oct 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. 2431210 2026-10-09: 242 OI2026-10-13: 243 OI2026-10-15: 243 OI2026-10-16: 243 OI2026-10-21: 242 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, 2026Viewing242-1
Oct 16, 20262430
Oct 15, 20262430
Oct 13, 2026243+1
Oct 09, 2026242No prior observation