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Contract OI history

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Jan 15, 2027 EXPIRATION

FBIO $2.50 Call

FBIO270115C00002500

Latest saved OI2,885Oct 20, 2026
Last change0vs 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. 2,8851,4420 2026-10-09: 2,881 OI2026-10-13: 2,882 OI2026-10-14: 2,883 OI2026-10-16: 2,885 OI2026-10-20: 2,885 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, 2026Viewing2,8850
Oct 16, 20262,885+2
Oct 14, 20262,883+1
Oct 13, 20262,882+1
Oct 09, 20262,881No prior observation