OITracker Cboe delayed data

Contract OI history

Back to CSX

Nov 20, 2026 EXPIRATION

CSX $51.00 Put

CSX261120P00051000

Latest saved OI64Oct 23, 2026
Last change+64vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
CSX $51.00 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 64320 2026-10-21: 0 OI2026-10-23: 64 OI Oct 21, 2026Oct 23, 2026

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

CSX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing64+64
Oct 21, 20260No prior observation