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Contract OI history

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Nov 20, 2026 EXPIRATION

ARIS $20.00 Call

ARIS261120C00020000

Latest saved OI259Oct 20, 2026
Last change+60vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
ARIS $20.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 2591290 2026-10-02: 66 OI2026-10-05: 69 OI2026-10-06: 69 OI2026-10-07: 74 OI2026-10-08: 74 OI2026-10-09: 74 OI2026-10-13: 118 OI2026-10-14: 128 OI2026-10-16: 199 OI2026-10-20: 259 OI Oct 02, 2026Oct 20, 2026

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

ARIS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing259+60
Oct 16, 2026199+71
Oct 14, 2026128+10
Oct 13, 2026118+44
Oct 09, 2026740
Oct 08, 2026740
Oct 07, 202674+5
Oct 06, 2026690
Oct 05, 202669+3
Oct 02, 202666No prior observation