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Contract OI history

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Jan 21, 2028 EXPIRATION

MS $240.00 Call

MS280121C00240000

Latest saved OI985Oct 23, 2026
Last change+3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $240.00 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. 9854920 2026-10-02: 967 OI2026-10-05: 972 OI2026-10-06: 972 OI2026-10-07: 972 OI2026-10-08: 972 OI2026-10-09: 972 OI2026-10-13: 975 OI2026-10-14: 975 OI2026-10-15: 976 OI2026-10-16: 976 OI2026-10-21: 982 OI2026-10-23: 985 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, 2026Viewing985+3
Oct 21, 2026982+6
Oct 16, 20269760
Oct 15, 2026976+1
Oct 14, 20269750
Oct 13, 2026975+3
Oct 09, 20269720
Oct 08, 20269720
Oct 07, 20269720
Oct 06, 20269720
Oct 05, 2026972+5
Oct 02, 2026967No prior observation