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Contract OI history

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Jan 21, 2028 EXPIRATION

MOS $20.00 Put

MOS280121P00020000

Latest saved OI7,135Oct 23, 2026
Last change+3vs 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. 7,1353,5670 2026-10-02: 7,061 OI2026-10-05: 7,069 OI2026-10-06: 7,069 OI2026-10-07: 7,069 OI2026-10-08: 7,073 OI2026-10-09: 7,082 OI2026-10-13: 7,080 OI2026-10-14: 7,080 OI2026-10-15: 7,082 OI2026-10-16: 7,112 OI2026-10-21: 7,132 OI2026-10-23: 7,135 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, 20267,135+3
Oct 21, 2026Viewing7,132+20
Oct 16, 20267,112+30
Oct 15, 20267,082+2
Oct 14, 20267,0800
Oct 13, 20267,080-2
Oct 09, 20267,082+9
Oct 08, 20267,073+4
Oct 07, 20267,0690
Oct 06, 20267,0690
Oct 05, 20267,069+8
Oct 02, 20267,061No prior observation