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Contract OI history

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Jan 15, 2027 EXPIRATION

ARDX $10.00 Call

ARDX270115C00010000

Latest saved OI2,567Oct 20, 2026
Last change-1vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ARDX $10.00 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. 2,6101,3050 2026-10-08: 2,610 OI2026-10-09: 2,610 OI2026-10-13: 2,568 OI2026-10-14: 2,568 OI2026-10-16: 2,568 OI2026-10-20: 2,567 OI Oct 08, 2026Oct 20, 2026

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

ARDX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing2,567-1
Oct 16, 20262,5680
Oct 14, 20262,5680
Oct 13, 20262,568-42
Oct 09, 20262,6100
Oct 08, 20262,610No prior observation