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Contract OI history

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Jun 17, 2027 EXPIRATION

CME $240.00 Put

CME270617P00240000

Latest saved OI27Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CME $240.00 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. 27130 2026-10-09: 24 OI2026-10-13: 24 OI2026-10-14: 24 OI2026-10-15: 26 OI2026-10-16: 26 OI2026-10-21: 27 OI2026-10-23: 27 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, 2026Viewing270
Oct 21, 202627+1
Oct 16, 2026260
Oct 15, 202626+2
Oct 14, 2026240
Oct 13, 2026240
Oct 09, 202624No prior observation