OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

C $72.50 Put

C270115P00072500

Latest saved OI899Oct 23, 2026
Last change+1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
C $72.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 8994490 2026-10-02: 896 OI2026-10-05: 896 OI2026-10-06: 896 OI2026-10-07: 896 OI2026-10-08: 896 OI2026-10-09: 898 OI2026-10-13: 898 OI2026-10-14: 898 OI2026-10-15: 898 OI2026-10-16: 898 OI2026-10-21: 898 OI2026-10-23: 899 OI Oct 02, 2026Oct 23, 2026

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

C contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing899+1
Oct 21, 20268980
Oct 16, 20268980
Oct 15, 20268980
Oct 14, 20268980
Oct 13, 20268980
Oct 09, 2026898+2
Oct 08, 20268960
Oct 07, 20268960
Oct 06, 20268960
Oct 05, 20268960
Oct 02, 2026896No prior observation