OITracker Cboe delayed data

Contract OI history

Back to IP

Jan 15, 2027 EXPIRATION

IP $27.50 Put

IP270115P00027500

Latest saved OI1,772Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
IP $27.50 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. 1,7728860 2026-10-02: 1,566 OI2026-10-05: 1,566 OI2026-10-06: 1,620 OI2026-10-07: 1,667 OI2026-10-08: 1,671 OI2026-10-09: 1,719 OI2026-10-13: 1,771 OI2026-10-14: 1,771 OI2026-10-15: 1,771 OI2026-10-16: 1,772 OI2026-10-21: 1,772 OI2026-10-23: 1,772 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, 2026Viewing1,7720
Oct 21, 20261,7720
Oct 16, 20261,772+1
Oct 15, 20261,7710
Oct 14, 20261,7710
Oct 13, 20261,771+52
Oct 09, 20261,719+48
Oct 08, 20261,671+4
Oct 07, 20261,667+47
Oct 06, 20261,620+54
Oct 05, 20261,5660
Oct 02, 20261,566No prior observation