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Contract OI history

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Apr 16, 2027 EXPIRATION

AUPH $20.00 Call

AUPH270416C00020000

Latest saved OI70Oct 20, 2026
Last change+3vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AUPH $20.00 call open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 70350 2026-10-08: 56 OI2026-10-09: 56 OI2026-10-13: 61 OI2026-10-14: 61 OI2026-10-16: 67 OI2026-10-20: 70 OI Oct 08, 2026Oct 20, 2026

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

AUPH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing70+3
Oct 16, 202667+6
Oct 14, 2026610
Oct 13, 202661+5
Oct 09, 2026560
Oct 08, 202656No prior observation