OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

CGEM $13.00 Put

CGEM270115P00013000

Latest saved OI4Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CGEM $13.00 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. 420 2026-10-08: 1 OI2026-10-09: 1 OI2026-10-13: 1 OI2026-10-14: 1 OI2026-10-16: 1 OI2026-10-20: 1 OI2026-10-23: 4 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, 2026Viewing4+3
Oct 20, 202610
Oct 16, 202610
Oct 14, 202610
Oct 13, 202610
Oct 09, 202610
Oct 08, 20261No prior observation