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Contract OI history

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Dec 18, 2026 EXPIRATION

MOS $37.50 Call

MOS261218C00037500

Latest saved OI251Oct 23, 2026
Last change0vs 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. 2511250 2026-10-02: 251 OI2026-10-05: 251 OI2026-10-06: 251 OI2026-10-07: 251 OI2026-10-08: 251 OI2026-10-09: 251 OI2026-10-13: 251 OI2026-10-14: 251 OI2026-10-15: 251 OI2026-10-16: 251 OI2026-10-21: 251 OI2026-10-23: 251 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, 20262510
Oct 21, 2026Viewing2510
Oct 16, 20262510
Oct 15, 20262510
Oct 14, 20262510
Oct 13, 20262510
Oct 09, 20262510
Oct 08, 20262510
Oct 07, 20262510
Oct 06, 20262510
Oct 05, 20262510
Oct 02, 2026251No prior observation