OITracker Cboe delayed data

Contract OI history

Back to IP

Jan 15, 2027 EXPIRATION

IP $40.00 Put

IP270115P00040000

Latest saved OI220Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IP $40.00 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. 2381190 2026-10-02: 236 OI2026-10-05: 236 OI2026-10-06: 236 OI2026-10-07: 238 OI2026-10-08: 238 OI2026-10-09: 238 OI2026-10-13: 238 OI2026-10-14: 238 OI2026-10-15: 238 OI2026-10-16: 238 OI2026-10-21: 223 OI2026-10-23: 220 OI Oct 02, 2026Oct 23, 2026

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

IP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026220-3
Oct 21, 2026Viewing223-15
Oct 16, 20262380
Oct 15, 20262380
Oct 14, 20262380
Oct 13, 20262380
Oct 09, 20262380
Oct 08, 20262380
Oct 07, 2026238+2
Oct 06, 20262360
Oct 05, 20262360
Oct 02, 2026236No prior observation