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Contract OI history

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Jun 17, 2027 EXPIRATION

CMG $20.00 Put

CMG270617P00020000

Latest saved OI258Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMG $20.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2581290 2026-10-02: 245 OI2026-10-05: 245 OI2026-10-06: 246 OI2026-10-07: 246 OI2026-10-08: 246 OI2026-10-09: 246 OI2026-10-13: 246 OI2026-10-14: 246 OI2026-10-15: 247 OI2026-10-16: 246 OI2026-10-21: 254 OI2026-10-23: 258 OI Oct 02, 2026Oct 23, 2026

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

CMG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing258+4
Oct 21, 2026254+8
Oct 16, 2026246-1
Oct 15, 2026247+1
Oct 14, 20262460
Oct 13, 20262460
Oct 09, 20262460
Oct 08, 20262460
Oct 07, 20262460
Oct 06, 2026246+1
Oct 05, 20262450
Oct 02, 2026245No prior observation