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Contract OI history

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Oct 30, 2026 EXPIRATION

ASO $51.00 Put

ASO261030P00051000

Latest saved OI13Oct 20, 2026
Last change0vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
ASO $51.00 put open interest history 5 saved observations from 2026-10-09 to 2026-10-20. Exact values and changes are listed in the table below. 1360 2026-10-09: 9 OI2026-10-13: 9 OI2026-10-14: 13 OI2026-10-16: 13 OI2026-10-20: 13 OI Oct 09, 2026Oct 20, 2026

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

ASO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing130
Oct 16, 2026130
Oct 14, 202613+4
Oct 13, 202690
Oct 09, 20269No prior observation