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Contract OI history

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Nov 20, 2026 EXPIRATION

CME $260.00 Put

CME261120P00260000

Latest saved OI305Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CME $260.00 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. 3081540 2026-10-09: 263 OI2026-10-13: 305 OI2026-10-14: 306 OI2026-10-15: 306 OI2026-10-16: 302 OI2026-10-21: 308 OI2026-10-23: 305 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, 2026Viewing305-3
Oct 21, 2026308+6
Oct 16, 2026302-4
Oct 15, 20263060
Oct 14, 2026306+1
Oct 13, 2026305+42
Oct 09, 2026263No prior observation