OITracker Cboe delayed data

Contract OI history

Back to ONON

Jan 15, 2027 EXPIRATION

ONON $32.50 Put

ONON270115P00032500

Latest saved OI9,062Oct 23, 2026
Last change-35vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ONON $32.50 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. 9,1074,5530 2026-10-02: 9,035 OI2026-10-05: 9,035 OI2026-10-06: 9,022 OI2026-10-07: 9,018 OI2026-10-08: 9,018 OI2026-10-09: 9,019 OI2026-10-13: 9,000 OI2026-10-14: 9,000 OI2026-10-15: 9,001 OI2026-10-16: 9,107 OI2026-10-21: 9,097 OI2026-10-23: 9,062 OI Oct 02, 2026Oct 23, 2026

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

ONON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing9,062-35
Oct 21, 20269,097-10
Oct 16, 20269,107+106
Oct 15, 20269,001+1
Oct 14, 20269,0000
Oct 13, 20269,000-19
Oct 09, 20269,019+1
Oct 08, 20269,0180
Oct 07, 20269,018-4
Oct 06, 20269,022-13
Oct 05, 20269,0350
Oct 02, 20269,035No prior observation