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Contract OI history

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Nov 20, 2026 EXPIRATION

AAON $55.00 Put

AAON261120P00055000

Latest saved OI110Oct 23, 2026
Last change+19vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AAON $55.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 110550 2026-10-09: 7 OI2026-10-13: 9 OI2026-10-14: 9 OI2026-10-15: 9 OI2026-10-16: 27 OI2026-10-21: 91 OI2026-10-23: 110 OI Oct 09, 2026Oct 23, 2026

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

AAON contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing110+19
Oct 21, 202691+64
Oct 16, 202627+18
Oct 15, 202690
Oct 14, 202690
Oct 13, 20269+2
Oct 09, 20267No prior observation