OITracker Cboe delayed data

Contract OI history

Back to CHPT

Feb 19, 2027 EXPIRATION

CHPT $4.00 Put

CHPT270219P00004000

Latest saved OI139Oct 23, 2026
Last change+22vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CHPT $4.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 139690 2026-10-02: 117 OI2026-10-05: 117 OI2026-10-06: 117 OI2026-10-07: 117 OI2026-10-08: 117 OI2026-10-09: 117 OI2026-10-13: 117 OI2026-10-14: 117 OI2026-10-15: 117 OI2026-10-16: 117 OI2026-10-21: 117 OI2026-10-23: 139 OI Oct 02, 2026Oct 23, 2026

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

CHPT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing139+22
Oct 21, 20261170
Oct 16, 20261170
Oct 15, 20261170
Oct 14, 20261170
Oct 13, 20261170
Oct 09, 20261170
Oct 08, 20261170
Oct 07, 20261170
Oct 06, 20261170
Oct 05, 20261170
Oct 02, 2026117No prior observation