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Contract OI history

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Dec 18, 2026 EXPIRATION

AON $280.00 Call

AON261218C00280000

Latest saved OI12Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
AON $280.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 29140 2026-10-02: 22 OI2026-10-05: 29 OI2026-10-06: 29 OI2026-10-07: 29 OI2026-10-08: 28 OI2026-10-09: 22 OI2026-10-13: 22 OI2026-10-14: 24 OI2026-10-15: 25 OI2026-10-16: 13 OI2026-10-21: 14 OI2026-10-23: 12 OI Oct 02, 2026Oct 23, 2026

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

AON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing12-2
Oct 21, 202614+1
Oct 16, 202613-12
Oct 15, 202625+1
Oct 14, 202624+2
Oct 13, 2026220
Oct 09, 202622-6
Oct 08, 202628-1
Oct 07, 2026290
Oct 06, 2026290
Oct 05, 202629+7
Oct 02, 202622No prior observation