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Contract OI history

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Dec 18, 2026 EXPIRATION

OLN $15.00 Call

OLN261218C00015000

Latest saved OI185Oct 23, 2026
Last change+27vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
OLN $15.00 call open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 185920 2026-10-15: 0 OI2026-10-16: 0 OI2026-10-21: 158 OI2026-10-23: 185 OI Oct 15, 2026Oct 23, 2026

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

OLN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing185+27
Oct 21, 2026158+158
Oct 16, 202600
Oct 15, 20260No prior observation