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Contract OI history

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Jan 15, 2027 EXPIRATION

BMRN $57.50 Call

BMRN270115C00057500

Latest saved OI951Oct 23, 2026
Last change-8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BMRN $57.50 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 9634810 2026-10-09: 963 OI2026-10-13: 963 OI2026-10-14: 963 OI2026-10-15: 963 OI2026-10-16: 963 OI2026-10-21: 959 OI2026-10-23: 951 OI Oct 09, 2026Oct 23, 2026

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

BMRN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing951-8
Oct 21, 2026959-4
Oct 16, 20269630
Oct 15, 20269630
Oct 14, 20269630
Oct 13, 20269630
Oct 09, 2026963No prior observation