OITracker Cboe delayed data

Contract OI history

Back to P

Dec 18, 2026 EXPIRATION

P $135.00 Call

P261218C00135000

Latest saved OI56Oct 23, 2026
Last change+7vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
P $135.00 call open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 56280 2026-10-15: 0 OI2026-10-16: 7 OI2026-10-21: 49 OI2026-10-23: 56 OI Oct 15, 2026Oct 23, 2026

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

P contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202656+7
Oct 21, 2026Viewing49+42
Oct 16, 20267+7
Oct 15, 20260No prior observation