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Contract OI history

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Jan 15, 2027 EXPIRATION

OPK $2.50 Call

OPK270115C00002500

Latest saved OI1,692Oct 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 $2.50 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. 1,6928460 2026-10-08: 1,682 OI2026-10-09: 1,682 OI2026-10-13: 1,692 OI2026-10-14: 1,692 OI2026-10-16: 1,692 OI2026-10-20: 1,692 OI2026-10-23: 1,692 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, 20261,6920
Oct 20, 2026Viewing1,6920
Oct 16, 20261,6920
Oct 14, 20261,6920
Oct 13, 20261,692+10
Oct 09, 20261,6820
Oct 08, 20261,682No prior observation