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Contract OI history

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Jan 15, 2027 EXPIRATION

CME $310.00 Put

CME270115P00310000

Latest saved OI103Oct 23, 2026
Last change+58vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CME $310.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 103510 2026-10-09: 20 OI2026-10-13: 20 OI2026-10-14: 20 OI2026-10-15: 20 OI2026-10-16: 45 OI2026-10-21: 45 OI2026-10-23: 103 OI Oct 09, 2026Oct 23, 2026

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

CME contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing103+58
Oct 21, 2026450
Oct 16, 202645+25
Oct 15, 2026200
Oct 14, 2026200
Oct 13, 2026200
Oct 09, 202620No prior observation