OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

IBKR $33.75 Put

IBKR270115P00033750

Latest saved OI1,195Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
IBKR $33.75 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. 1,1955970 2026-10-09: 1,195 OI2026-10-13: 1,195 OI2026-10-14: 1,195 OI2026-10-15: 1,195 OI2026-10-16: 1,195 OI2026-10-21: 1,195 OI2026-10-23: 1,195 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, 2026Viewing1,1950
Oct 21, 20261,1950
Oct 16, 20261,1950
Oct 15, 20261,1950
Oct 14, 20261,1950
Oct 13, 20261,1950
Oct 09, 20261,195No prior observation