OITracker Cboe delayed data

Contract OI history

Back to IBKR

Oct 23, 2026 EXPIRATION

IBKR $77.00 Put

IBKR261023P00077000

Latest saved OI191Oct 23, 2026
Last change-6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IBKR $77.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 197980 2026-10-09: 45 OI2026-10-13: 45 OI2026-10-14: 45 OI2026-10-15: 51 OI2026-10-16: 64 OI2026-10-21: 197 OI2026-10-23: 191 OI Oct 09, 2026Oct 23, 2026

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

IBKR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing191-6
Oct 21, 2026197+133
Oct 16, 202664+13
Oct 15, 202651+6
Oct 14, 2026450
Oct 13, 2026450
Oct 09, 202645No prior observation