OITracker Cboe delayed data

Contract OI history

Back to CTNM

Nov 20, 2026 EXPIRATION

CTNM $12.50 Put

CTNM261120P00012500

Latest saved OI363Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CTNM $12.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3631810 2026-10-08: 336 OI2026-10-09: 336 OI2026-10-13: 363 OI2026-10-14: 363 OI2026-10-16: 363 OI2026-10-20: 363 OI2026-10-23: 363 OI Oct 08, 2026Oct 23, 2026

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

CTNM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3630
Oct 20, 20263630
Oct 16, 20263630
Oct 14, 20263630
Oct 13, 2026363+27
Oct 09, 20263360
Oct 08, 2026336No prior observation