OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

CM $110.00 Put

CM280121P00110000

Latest saved OI584Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CM $110.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5842920 2026-10-02: 582 OI2026-10-05: 582 OI2026-10-06: 582 OI2026-10-07: 582 OI2026-10-08: 582 OI2026-10-09: 584 OI2026-10-13: 584 OI2026-10-15: 584 OI2026-10-16: 584 OI2026-10-21: 584 OI2026-10-23: 584 OI Oct 02, 2026Oct 23, 2026

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

CM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5840
Oct 21, 20265840
Oct 16, 20265840
Oct 15, 20265840
Oct 13, 20265840
Oct 09, 2026584+2
Oct 08, 20265820
Oct 07, 20265820
Oct 06, 20265820
Oct 05, 20265820
Oct 02, 2026582No prior observation