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Contract OI history

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Dec 17, 2027 EXPIRATION

MS $240.00 Call

MS271217C00240000

Latest saved OI382Oct 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. 3821910 2026-10-02: 354 OI2026-10-05: 345 OI2026-10-06: 345 OI2026-10-07: 343 OI2026-10-08: 343 OI2026-10-09: 344 OI2026-10-13: 346 OI2026-10-14: 346 OI2026-10-15: 346 OI2026-10-16: 356 OI2026-10-21: 379 OI2026-10-23: 382 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, 2026Viewing382+3
Oct 21, 2026379+23
Oct 16, 2026356+10
Oct 15, 20263460
Oct 14, 20263460
Oct 13, 2026346+2
Oct 09, 2026344+1
Oct 08, 20263430
Oct 07, 2026343-2
Oct 06, 20263450
Oct 05, 2026345-9
Oct 02, 2026354No prior observation