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Contract OI history

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Nov 20, 2026 EXPIRATION

AVAH $12.50 Put

AVAH261120P00012500

Latest saved OI33Oct 20, 2026
Last change+7vs previous saved observation
Saved market days6Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
AVAH $12.50 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. 33160 2026-10-08: 5 OI2026-10-09: 5 OI2026-10-13: 25 OI2026-10-14: 25 OI2026-10-16: 26 OI2026-10-20: 33 OI Oct 08, 2026Oct 20, 2026

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

AVAH contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing33+7
Oct 16, 202626+1
Oct 14, 2026250
Oct 13, 202625+20
Oct 09, 202650
Oct 08, 20265No prior observation