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Contract OI history

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Jan 21, 2028 EXPIRATION

ABAT $4.00 Put

ABAT280121P00004000

Latest saved OI1,148Oct 20, 2026
Last change+22vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ABAT $4.00 put open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 1,1485740 2026-10-09: 1,126 OI2026-10-13: 1,126 OI2026-10-15: 1,126 OI2026-10-16: 1,126 OI2026-10-20: 1,148 OI Oct 09, 2026Oct 20, 2026

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

ABAT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing1,148+22
Oct 16, 20261,1260
Oct 15, 20261,1260
Oct 13, 20261,1260
Oct 09, 20261,126No prior observation