OITracker Cboe delayed data

Contract OI history

Back to ON

Mar 19, 2027 EXPIRATION

ON $60.00 Put

ON270319P00060000

Latest saved OI1,560Oct 23, 2026
Last change+16vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ON $60.00 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. 1,5607800 2026-10-09: 311 OI2026-10-13: 311 OI2026-10-14: 311 OI2026-10-15: 311 OI2026-10-16: 364 OI2026-10-21: 1,544 OI2026-10-23: 1,560 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, 2026Viewing1,560+16
Oct 21, 20261,544+1,180
Oct 16, 2026364+53
Oct 15, 20263110
Oct 14, 20263110
Oct 13, 20263110
Oct 09, 2026311No prior observation