OITracker Cboe delayed data

Contract OI history

Back to ON

Jun 17, 2027 EXPIRATION

ON $80.00 Put

ON270617P00080000

Latest saved OI1,062Oct 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 $80.00 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. 1,0625310 2026-10-09: 1,060 OI2026-10-13: 1,060 OI2026-10-14: 1,060 OI2026-10-15: 1,062 OI2026-10-16: 1,062 OI2026-10-21: 1,062 OI2026-10-23: 1,062 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, 2026Viewing1,0620
Oct 21, 20261,0620
Oct 16, 20261,0620
Oct 15, 20261,062+2
Oct 14, 20261,0600
Oct 13, 20261,0600
Oct 09, 20261,060No prior observation