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Contract OI history

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Jan 15, 2027 EXPIRATION

ARDX $5.00 Call

ARDX270115C00005000

Latest saved OI12,651Oct 20, 2026
Last change+162vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ARDX $5.00 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. 12,6516,3250 2026-10-08: 12,141 OI2026-10-09: 12,161 OI2026-10-13: 12,488 OI2026-10-14: 12,489 OI2026-10-16: 12,489 OI2026-10-20: 12,651 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, 2026Viewing12,651+162
Oct 16, 202612,4890
Oct 14, 202612,489+1
Oct 13, 202612,488+327
Oct 09, 202612,161+20
Oct 08, 202612,141No prior observation