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Contract OI history

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Jan 21, 2028 EXPIRATION

FLY $10.00 Put

FLY280121P00010000

Latest saved OI656Oct 20, 2026
Last change+23vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FLY $10.00 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. 6563280 2026-10-09: 628 OI2026-10-13: 630 OI2026-10-14: 631 OI2026-10-16: 633 OI2026-10-20: 656 OI Oct 09, 2026Oct 20, 2026

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

FLY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing656+23
Oct 16, 2026633+2
Oct 14, 2026631+1
Oct 13, 2026630+2
Oct 09, 2026628No prior observation