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Contract OI history

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Jan 21, 2028 EXPIRATION

ABTC $2.50 Put

ABTC1280121P00002500

Latest saved OI1,754Oct 21, 2026
Last change0vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ABTC $2.50 put open interest history 5 saved observations from 2026-10-09 to 2026-10-21. Exact values and changes are listed in the table below. 1,7648820 2026-10-09: 1,764 OI2026-10-13: 1,754 OI2026-10-15: 1,754 OI2026-10-16: 1,754 OI2026-10-21: 1,754 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, 2026Viewing1,7540
Oct 16, 20261,7540
Oct 15, 20261,7540
Oct 13, 20261,754-10
Oct 09, 20261,764No prior observation