OITracker Cboe delayed data

Contract OI history

Back to CME

Jan 15, 2027 EXPIRATION

CME $250.00 Put

CME270115P00250000

Latest saved OI270Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CME $250.00 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. 2821410 2026-10-09: 274 OI2026-10-13: 278 OI2026-10-14: 278 OI2026-10-15: 282 OI2026-10-16: 282 OI2026-10-21: 260 OI2026-10-23: 270 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+10
Oct 21, 2026260-22
Oct 16, 20262820
Oct 15, 2026282+4
Oct 14, 20262780
Oct 13, 2026278+4
Oct 09, 2026274No prior observation