OITracker Cboe delayed data

Contract OI history

Back to AAOI

Jan 21, 2028 EXPIRATION

AAOI $20.00 Put

AAOI280121P00020000

Latest saved OI1,093Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AAOI $20.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0935460 2026-10-09: 1,077 OI2026-10-13: 1,077 OI2026-10-14: 1,077 OI2026-10-15: 1,077 OI2026-10-16: 1,092 OI2026-10-21: 1,087 OI2026-10-23: 1,093 OI Oct 09, 2026Oct 23, 2026

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

AAOI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,093+6
Oct 21, 20261,087-5
Oct 16, 20261,092+15
Oct 15, 20261,0770
Oct 14, 20261,0770
Oct 13, 20261,0770
Oct 09, 20261,077No prior observation