OITracker Cboe delayed data

Contract OI history

Back to CGEM

Dec 18, 2026 EXPIRATION

CGEM $15.00 Put

CGEM261218P00015000

Latest saved OI836Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CGEM $15.00 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. 8364180 2026-10-08: 836 OI2026-10-09: 836 OI2026-10-13: 836 OI2026-10-14: 836 OI2026-10-16: 836 OI2026-10-20: 836 OI2026-10-23: 836 OI Oct 08, 2026Oct 23, 2026

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

CGEM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing8360
Oct 20, 20268360
Oct 16, 20268360
Oct 14, 20268360
Oct 13, 20268360
Oct 09, 20268360
Oct 08, 2026836No prior observation