OITracker Cboe delayed data

Contract OI history

Back to ON

Jan 15, 2027 EXPIRATION

ON $30.00 Put

ON270115P00030000

Latest saved OI1,586Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $30.00 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. 1,5967980 2026-10-09: 1,596 OI2026-10-13: 1,595 OI2026-10-14: 1,595 OI2026-10-15: 1,592 OI2026-10-16: 1,592 OI2026-10-21: 1,586 OI2026-10-23: 1,586 OI Oct 09, 2026Oct 23, 2026

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

ON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,5860
Oct 21, 20261,586-6
Oct 16, 20261,5920
Oct 15, 20261,592-3
Oct 14, 20261,5950
Oct 13, 20261,595-1
Oct 09, 20261,596No prior observation