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Contract OI history

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Jan 21, 2028 EXPIRATION

MOS $42.50 Call

MOS280121C00042500

Latest saved OI255Oct 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 $42.50 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. 2551270 2026-10-02: 190 OI2026-10-05: 190 OI2026-10-06: 193 OI2026-10-07: 193 OI2026-10-08: 193 OI2026-10-09: 253 OI2026-10-13: 255 OI2026-10-14: 255 OI2026-10-15: 255 OI2026-10-16: 255 OI2026-10-21: 255 OI2026-10-23: 255 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, 20262550
Oct 21, 2026Viewing2550
Oct 16, 20262550
Oct 15, 20262550
Oct 14, 20262550
Oct 13, 2026255+2
Oct 09, 2026253+60
Oct 08, 20261930
Oct 07, 20261930
Oct 06, 2026193+3
Oct 05, 20261900
Oct 02, 2026190No prior observation