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Contract OI history

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Jan 21, 2028 EXPIRATION

MOS $22.50 Put

MOS280121P00022500

Latest saved OI2,290Oct 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 $22.50 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,2901,1450 2026-10-02: 2,282 OI2026-10-05: 2,282 OI2026-10-06: 2,283 OI2026-10-07: 2,283 OI2026-10-08: 2,283 OI2026-10-09: 2,283 OI2026-10-13: 2,284 OI2026-10-14: 2,284 OI2026-10-15: 2,284 OI2026-10-16: 2,284 OI2026-10-21: 2,289 OI2026-10-23: 2,290 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, 20262,290+1
Oct 21, 2026Viewing2,289+5
Oct 16, 20262,2840
Oct 15, 20262,2840
Oct 14, 20262,2840
Oct 13, 20262,284+1
Oct 09, 20262,2830
Oct 08, 20262,2830
Oct 07, 20262,2830
Oct 06, 20262,283+1
Oct 05, 20262,2820
Oct 02, 20262,282No prior observation