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Contract OI history

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Oct 23, 2026 EXPIRATION

MOS $19.50 Put

MOS261023P00019500

Latest saved OI32Oct 23, 2026
Last change-1,130vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MOS $19.50 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. 1,1625810 2026-10-02: 13 OI2026-10-05: 13 OI2026-10-06: 16 OI2026-10-07: 16 OI2026-10-08: 40 OI2026-10-09: 152 OI2026-10-13: 152 OI2026-10-14: 152 OI2026-10-15: 152 OI2026-10-16: 160 OI2026-10-21: 1,162 OI2026-10-23: 32 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, 2026Viewing32-1,130
Oct 21, 20261,162+1,002
Oct 16, 2026160+8
Oct 15, 20261520
Oct 14, 20261520
Oct 13, 20261520
Oct 09, 2026152+112
Oct 08, 202640+24
Oct 07, 2026160
Oct 06, 202616+3
Oct 05, 2026130
Oct 02, 202613No prior observation