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Contract OI history

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Dec 18, 2026 EXPIRATION

MOS $21.00 Call

MOS261218C00021000

Latest saved OI3,780Oct 23, 2026
Last change-3,671vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MOS $21.00 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. 7,4513,7250 2026-10-02: 7,360 OI2026-10-05: 7,360 OI2026-10-06: 7,366 OI2026-10-07: 7,366 OI2026-10-08: 7,384 OI2026-10-09: 7,407 OI2026-10-13: 7,437 OI2026-10-14: 7,438 OI2026-10-15: 7,438 OI2026-10-16: 7,437 OI2026-10-21: 7,451 OI2026-10-23: 3,780 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, 20263,780-3,671
Oct 21, 2026Viewing7,451+14
Oct 16, 20267,437-1
Oct 15, 20267,4380
Oct 14, 20267,438+1
Oct 13, 20267,437+30
Oct 09, 20267,407+23
Oct 08, 20267,384+18
Oct 07, 20267,3660
Oct 06, 20267,366+6
Oct 05, 20267,3600
Oct 02, 20267,360No prior observation