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Contract OI history

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Jan 21, 2028 EXPIRATION

AAOI $40.00 Put

AAOI280121P00040000

Latest saved OI755Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
AAOI $40.00 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. 7553770 2026-10-09: 740 OI2026-10-13: 740 OI2026-10-14: 740 OI2026-10-15: 744 OI2026-10-16: 744 OI2026-10-21: 754 OI2026-10-23: 755 OI Oct 09, 2026Oct 23, 2026

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

AAOI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing755+1
Oct 21, 2026754+10
Oct 16, 20267440
Oct 15, 2026744+4
Oct 14, 20267400
Oct 13, 20267400
Oct 09, 2026740No prior observation