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Contract OI history

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Jan 21, 2028 EXPIRATION

MOS $37.50 Call

MOS280121C00037500

Latest saved OI954Oct 23, 2026
Last change-1vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MOS $37.50 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. 1,1215600 2026-10-02: 1,120 OI2026-10-05: 1,120 OI2026-10-06: 1,120 OI2026-10-07: 1,120 OI2026-10-08: 1,120 OI2026-10-09: 1,121 OI2026-10-13: 1,121 OI2026-10-14: 1,121 OI2026-10-15: 1,121 OI2026-10-16: 1,121 OI2026-10-21: 955 OI2026-10-23: 954 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, 2026954-1
Oct 21, 2026Viewing955-166
Oct 16, 20261,1210
Oct 15, 20261,1210
Oct 14, 20261,1210
Oct 13, 20261,1210
Oct 09, 20261,121+1
Oct 08, 20261,1200
Oct 07, 20261,1200
Oct 06, 20261,1200
Oct 05, 20261,1200
Oct 02, 20261,120No prior observation