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Contract OI history

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Mar 19, 2027 EXPIRATION

MOS $20.00 Put

MOS270319P00020000

Latest saved OI3,624Oct 23, 2026
Last change-8vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MOS $20.00 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. 3,6901,8450 2026-10-02: 2,672 OI2026-10-05: 3,672 OI2026-10-06: 3,678 OI2026-10-07: 3,678 OI2026-10-08: 3,690 OI2026-10-09: 3,642 OI2026-10-13: 3,639 OI2026-10-14: 3,629 OI2026-10-15: 3,627 OI2026-10-16: 3,627 OI2026-10-21: 3,632 OI2026-10-23: 3,624 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, 2026Viewing3,624-8
Oct 21, 20263,632+5
Oct 16, 20263,6270
Oct 15, 20263,627-2
Oct 14, 20263,629-10
Oct 13, 20263,639-3
Oct 09, 20263,642-48
Oct 08, 20263,690+12
Oct 07, 20263,6780
Oct 06, 20263,678+6
Oct 05, 20263,672+1,000
Oct 02, 20262,672No prior observation