OITracker Cboe delayed data

Contract OI history

Back to MS

Nov 20, 2026 EXPIRATION

MS $250.00 Call

MS261120C00250000

Latest saved OI782Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $250.00 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. 7903950 2026-10-02: 787 OI2026-10-05: 790 OI2026-10-06: 790 OI2026-10-07: 785 OI2026-10-08: 785 OI2026-10-09: 783 OI2026-10-13: 782 OI2026-10-14: 782 OI2026-10-15: 782 OI2026-10-16: 782 OI2026-10-21: 782 OI2026-10-23: 782 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, 2026Viewing7820
Oct 21, 20267820
Oct 16, 20267820
Oct 15, 20267820
Oct 14, 20267820
Oct 13, 2026782-1
Oct 09, 2026783-2
Oct 08, 20267850
Oct 07, 2026785-5
Oct 06, 20267900
Oct 05, 2026790+3
Oct 02, 2026787No prior observation