OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CHPT $9.00 Put

CHPT270115P00009000

Latest saved OI107Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CHPT $9.00 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. 116580 2026-10-02: 116 OI2026-10-05: 116 OI2026-10-06: 116 OI2026-10-07: 116 OI2026-10-08: 116 OI2026-10-09: 107 OI2026-10-13: 108 OI2026-10-14: 108 OI2026-10-15: 108 OI2026-10-16: 108 OI2026-10-21: 108 OI2026-10-23: 107 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, 2026Viewing107-1
Oct 21, 20261080
Oct 16, 20261080
Oct 15, 20261080
Oct 14, 20261080
Oct 13, 2026108+1
Oct 09, 2026107-9
Oct 08, 20261160
Oct 07, 20261160
Oct 06, 20261160
Oct 05, 20261160
Oct 02, 2026116No prior observation