OITracker Cboe delayed data

Contract OI history

Back to MDB

Jan 15, 2027 EXPIRATION

MDB $230.00 Put

MDB270115P00230000

Latest saved OI374Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MDB $230.00 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. 3741870 2026-10-09: 362 OI2026-10-13: 362 OI2026-10-14: 362 OI2026-10-15: 363 OI2026-10-16: 364 OI2026-10-21: 371 OI2026-10-23: 374 OI Oct 09, 2026Oct 23, 2026

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

MDB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing374+3
Oct 21, 2026371+7
Oct 16, 2026364+1
Oct 15, 2026363+1
Oct 14, 20263620
Oct 13, 20263620
Oct 09, 2026362No prior observation