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Contract OI history

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Dec 18, 2026 EXPIRATION

OPK $1.50 Call

OPK261218C00001500

Latest saved OI729Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
OPK $1.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 7443720 2026-10-08: 742 OI2026-10-09: 742 OI2026-10-13: 744 OI2026-10-14: 744 OI2026-10-16: 743 OI2026-10-20: 729 OI2026-10-23: 729 OI Oct 08, 2026Oct 23, 2026

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

OPK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7290
Oct 20, 2026729-14
Oct 16, 2026743-1
Oct 14, 20267440
Oct 13, 2026744+2
Oct 09, 20267420
Oct 08, 2026742No prior observation