OITracker Cboe delayed data

Contract OI history

Back to H

Dec 18, 2026 EXPIRATION

H $145.00 Put

H261218P00145000

Latest saved OI5Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
H $145.00 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. 630 2026-10-02: 3 OI2026-10-05: 3 OI2026-10-06: 5 OI2026-10-07: 5 OI2026-10-08: 5 OI2026-10-09: 5 OI2026-10-13: 5 OI2026-10-14: 5 OI2026-10-15: 5 OI2026-10-16: 5 OI2026-10-21: 6 OI2026-10-23: 5 OI Oct 02, 2026Oct 23, 2026

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

H contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5-1
Oct 21, 20266+1
Oct 16, 202650
Oct 15, 202650
Oct 14, 202650
Oct 13, 202650
Oct 09, 202650
Oct 08, 202650
Oct 07, 202650
Oct 06, 20265+2
Oct 05, 202630
Oct 02, 20263No prior observation