OITracker Cboe delayed data

Contract OI history

Back to ADPT

Jan 15, 2027 EXPIRATION

ADPT $22.50 Put

ADPT270115P00022500

Latest saved OI29Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ADPT $22.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 29140 2026-10-08: 28 OI2026-10-09: 28 OI2026-10-13: 28 OI2026-10-14: 28 OI2026-10-16: 28 OI2026-10-21: 29 OI2026-10-23: 29 OI Oct 08, 2026Oct 23, 2026

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

ADPT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing290
Oct 21, 202629+1
Oct 16, 2026280
Oct 14, 2026280
Oct 13, 2026280
Oct 09, 2026280
Oct 08, 202628No prior observation