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Contract OI history

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Nov 20, 2026 EXPIRATION

BIOX $2.50 Call

BIOX261120C00002500

Latest saved OI2,956Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BIOX $2.50 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 2,9561,4780 2026-10-09: 2,956 OI2026-10-13: 2,956 OI2026-10-14: 2,956 OI2026-10-16: 2,956 OI2026-10-21: 2,956 OI2026-10-23: 2,956 OI Oct 09, 2026Oct 23, 2026

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

BIOX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2,9560
Oct 21, 20262,9560
Oct 16, 20262,9560
Oct 14, 20262,9560
Oct 13, 20262,9560
Oct 09, 20262,956No prior observation