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Contract OI history

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Apr 16, 2027 EXPIRATION

FBIO $2.50 Call

FBIO270416C00002500

Latest saved OI879Oct 20, 2026
Last change+30vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FBIO $2.50 call open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 8794390 2026-10-09: 684 OI2026-10-13: 721 OI2026-10-14: 847 OI2026-10-16: 849 OI2026-10-20: 879 OI Oct 09, 2026Oct 20, 2026

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

FBIO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing879+30
Oct 16, 2026849+2
Oct 14, 2026847+126
Oct 13, 2026721+37
Oct 09, 2026684No prior observation