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Contract OI history

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Jan 15, 2027 EXPIRATION

FLY $41.00 Put

FLY270115P00041000

Latest saved OI210Oct 20, 2026
Last change-168vs previous saved observation
Saved market days5Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FLY $41.00 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. 3781890 2026-10-09: 378 OI2026-10-13: 378 OI2026-10-14: 378 OI2026-10-16: 378 OI2026-10-20: 210 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, 2026Viewing210-168
Oct 16, 20263780
Oct 14, 20263780
Oct 13, 20263780
Oct 09, 2026378No prior observation