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Contract OI history

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Mar 19, 2027 EXPIRATION

CME $260.00 Put

CME270319P00260000

Latest saved OI445Oct 23, 2026
Last change-1vs 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. 4492240 2026-10-09: 449 OI2026-10-13: 449 OI2026-10-14: 449 OI2026-10-15: 446 OI2026-10-16: 446 OI2026-10-21: 446 OI2026-10-23: 445 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, 2026Viewing445-1
Oct 21, 20264460
Oct 16, 20264460
Oct 15, 2026446-3
Oct 14, 20264490
Oct 13, 20264490
Oct 09, 2026449No prior observation