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Contract OI history

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Nov 20, 2026 EXPIRATION

ALLO $2.00 Put

ALLO261120P00002000

Latest saved OI763Oct 20, 2026
Last change-44vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
ALLO $2.00 put open interest history 6 saved observations from 2026-10-08 to 2026-10-20. Exact values and changes are listed in the table below. 8074030 2026-10-08: 558 OI2026-10-09: 558 OI2026-10-13: 558 OI2026-10-14: 547 OI2026-10-16: 807 OI2026-10-20: 763 OI Oct 08, 2026Oct 20, 2026

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

ALLO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing763-44
Oct 16, 2026807+260
Oct 14, 2026547-11
Oct 13, 20265580
Oct 09, 20265580
Oct 08, 2026558No prior observation