OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

AM $20.00 Put

AM270115P00020000

Latest saved OI910Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AM $20.00 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. 9114550 2026-10-02: 911 OI2026-10-05: 911 OI2026-10-06: 911 OI2026-10-07: 911 OI2026-10-08: 911 OI2026-10-09: 911 OI2026-10-13: 910 OI2026-10-14: 910 OI2026-10-15: 910 OI2026-10-16: 910 OI2026-10-21: 910 OI2026-10-23: 910 OI Oct 02, 2026Oct 23, 2026

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

AM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9100
Oct 21, 20269100
Oct 16, 20269100
Oct 15, 20269100
Oct 14, 20269100
Oct 13, 2026910-1
Oct 09, 20269110
Oct 08, 20269110
Oct 07, 20269110
Oct 06, 20269110
Oct 05, 20269110
Oct 02, 2026911No prior observation