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Contract OI history

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Nov 20, 2026 EXPIRATION

MOS $20.00 Put

MOS261120P00020000

Latest saved OI771Oct 23, 2026
Last change-29vs 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. 8004000 2026-10-02: 443 OI2026-10-05: 477 OI2026-10-06: 568 OI2026-10-07: 568 OI2026-10-08: 646 OI2026-10-09: 687 OI2026-10-13: 722 OI2026-10-14: 737 OI2026-10-15: 693 OI2026-10-16: 701 OI2026-10-21: 800 OI2026-10-23: 771 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, 2026Viewing771-29
Oct 21, 2026800+99
Oct 16, 2026701+8
Oct 15, 2026693-44
Oct 14, 2026737+15
Oct 13, 2026722+35
Oct 09, 2026687+41
Oct 08, 2026646+78
Oct 07, 20265680
Oct 06, 2026568+91
Oct 05, 2026477+34
Oct 02, 2026443No prior observation