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Contract OI history

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Dec 18, 2026 EXPIRATION

OMDA $17.50 Put

OMDA261218P00017500

Latest saved OI149Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
OMDA $17.50 put open interest history 7 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 149740 2026-10-07: 141 OI2026-10-13: 141 OI2026-10-14: 149 OI2026-10-15: 149 OI2026-10-16: 149 OI2026-10-20: 149 OI2026-10-23: 149 OI Oct 07, 2026Oct 23, 2026

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

OMDA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1490
Oct 20, 20261490
Oct 16, 20261490
Oct 15, 20261490
Oct 14, 2026149+8
Oct 13, 20261410
Oct 07, 2026141No prior observation