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Contract OI history

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Jan 15, 2027 EXPIRATION

AUPH $19.00 Call

AUPH270115C00019000

Latest saved OI253Oct 20, 2026
Last change+8vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AUPH $19.00 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. 2531260 2026-10-08: 214 OI2026-10-09: 214 OI2026-10-13: 215 OI2026-10-14: 215 OI2026-10-16: 245 OI2026-10-20: 253 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, 2026Viewing253+8
Oct 16, 2026245+30
Oct 14, 20262150
Oct 13, 2026215+1
Oct 09, 20262140
Oct 08, 2026214No prior observation