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Contract OI history

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Nov 20, 2026 EXPIRATION

ALNY $270.00 Call

ALNY261120C00270000

Latest saved OI179Oct 20, 2026
Last change+51vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ALNY $270.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 179890 2026-10-09: 65 OI2026-10-13: 65 OI2026-10-14: 65 OI2026-10-15: 69 OI2026-10-16: 128 OI2026-10-20: 179 OI Oct 09, 2026Oct 20, 2026

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

ALNY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing179+51
Oct 16, 2026128+59
Oct 15, 202669+4
Oct 14, 2026650
Oct 13, 2026650
Oct 09, 202665No prior observation