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Contract OI history

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Dec 17, 2027 EXPIRATION

CGEM $22.00 Put

CGEM271217P00022000

Latest saved OI557Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CGEM $22.00 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. 5572780 2026-10-08: 405 OI2026-10-09: 405 OI2026-10-13: 410 OI2026-10-14: 428 OI2026-10-16: 435 OI2026-10-20: 542 OI2026-10-23: 557 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, 2026Viewing557+15
Oct 20, 2026542+107
Oct 16, 2026435+7
Oct 14, 2026428+18
Oct 13, 2026410+5
Oct 09, 20264050
Oct 08, 2026405No prior observation