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Contract OI history

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Mar 19, 2027 EXPIRATION

MOS $37.50 Call

MOS270319C00037500

Latest saved OI1,006Oct 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. 1,0425210 2026-10-02: 1,042 OI2026-10-05: 1,042 OI2026-10-06: 1,042 OI2026-10-07: 1,042 OI2026-10-08: 1,042 OI2026-10-09: 1,042 OI2026-10-13: 1,042 OI2026-10-14: 1,006 OI2026-10-15: 1,006 OI2026-10-16: 1,006 OI2026-10-21: 1,006 OI2026-10-23: 1,006 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, 2026Viewing1,0060
Oct 21, 20261,0060
Oct 16, 20261,0060
Oct 15, 20261,0060
Oct 14, 20261,006-36
Oct 13, 20261,0420
Oct 09, 20261,0420
Oct 08, 20261,0420
Oct 07, 20261,0420
Oct 06, 20261,0420
Oct 05, 20261,0420
Oct 02, 20261,042No prior observation