OITracker Cboe delayed data

Contract OI history

Back to MS

Dec 18, 2026 EXPIRATION

MS $115.00 Put

MS261218P00115000

Latest saved OI795Oct 23, 2026
Last change+5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $115.00 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. 7953970 2026-10-02: 791 OI2026-10-05: 791 OI2026-10-06: 791 OI2026-10-07: 791 OI2026-10-08: 791 OI2026-10-09: 790 OI2026-10-13: 790 OI2026-10-14: 790 OI2026-10-15: 790 OI2026-10-16: 790 OI2026-10-21: 790 OI2026-10-23: 795 OI Oct 02, 2026Oct 23, 2026

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

MS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing795+5
Oct 21, 20267900
Oct 16, 20267900
Oct 15, 20267900
Oct 14, 20267900
Oct 13, 20267900
Oct 09, 2026790-1
Oct 08, 20267910
Oct 07, 20267910
Oct 06, 20267910
Oct 05, 20267910
Oct 02, 2026791No prior observation