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Contract OI history

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Nov 20, 2026 EXPIRATION

AVTX $17.50 Call

AVTX261120C00017500

Latest saved OI1,289Oct 23, 2026
Last change+1,198vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AVTX $17.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,2896440 2026-10-08: 40 OI2026-10-09: 40 OI2026-10-13: 86 OI2026-10-14: 86 OI2026-10-16: 91 OI2026-10-20: 91 OI2026-10-23: 1,289 OI Oct 08, 2026Oct 23, 2026

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

AVTX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,289+1,198
Oct 20, 2026910
Oct 16, 202691+5
Oct 14, 2026860
Oct 13, 202686+46
Oct 09, 2026400
Oct 08, 202640No prior observation