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Contract OI history

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Sep 17, 2027 EXPIRATION

MOS $20.00 Put

MOS270917P00020000

Latest saved OI1,518Oct 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 $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. 1,5187590 2026-10-02: 1,448 OI2026-10-05: 1,448 OI2026-10-06: 1,449 OI2026-10-07: 1,449 OI2026-10-08: 1,449 OI2026-10-09: 1,460 OI2026-10-13: 1,460 OI2026-10-14: 1,461 OI2026-10-15: 1,512 OI2026-10-16: 1,516 OI2026-10-21: 1,518 OI2026-10-23: 1,518 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, 20261,5180
Oct 21, 2026Viewing1,518+2
Oct 16, 20261,516+4
Oct 15, 20261,512+51
Oct 14, 20261,461+1
Oct 13, 20261,4600
Oct 09, 20261,460+11
Oct 08, 20261,4490
Oct 07, 20261,4490
Oct 06, 20261,449+1
Oct 05, 20261,4480
Oct 02, 20261,448No prior observation