OITracker Cboe delayed data

Contract OI history

Back to MOS

Dec 18, 2026 EXPIRATION

MOS $32.50 Call

MOS261218C00032500

Latest saved OI3,367Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MOS $32.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,3771,6880 2026-10-02: 3,364 OI2026-10-05: 3,364 OI2026-10-06: 3,377 OI2026-10-07: 3,377 OI2026-10-08: 3,377 OI2026-10-09: 3,375 OI2026-10-13: 3,375 OI2026-10-14: 3,376 OI2026-10-15: 3,369 OI2026-10-16: 3,369 OI2026-10-21: 3,367 OI2026-10-23: 3,367 OI Oct 02, 2026Oct 23, 2026

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

MOS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,3670
Oct 21, 2026Viewing3,367-2
Oct 16, 20263,3690
Oct 15, 20263,369-7
Oct 14, 20263,376+1
Oct 13, 20263,3750
Oct 09, 20263,375-2
Oct 08, 20263,3770
Oct 07, 20263,3770
Oct 06, 20263,377+13
Oct 05, 20263,3640
Oct 02, 20263,364No prior observation