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Contract OI history

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Dec 18, 2026 EXPIRATION

MS $210.00 Put

MS261218P00210000

Latest saved OI1,116Oct 23, 2026
Last change-4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MS $210.00 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. 1,1305650 2026-10-02: 1,130 OI2026-10-05: 1,129 OI2026-10-06: 1,125 OI2026-10-07: 1,125 OI2026-10-08: 1,125 OI2026-10-09: 1,125 OI2026-10-13: 1,125 OI2026-10-14: 1,125 OI2026-10-15: 1,125 OI2026-10-16: 1,120 OI2026-10-21: 1,120 OI2026-10-23: 1,116 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

MS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,116-4
Oct 21, 20261,1200
Oct 16, 20261,120-5
Oct 15, 20261,1250
Oct 14, 20261,1250
Oct 13, 20261,1250
Oct 09, 20261,1250
Oct 08, 20261,1250
Oct 07, 20261,1250
Oct 06, 20261,125-4
Oct 05, 20261,129-1
Oct 02, 20261,130No prior observation