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Contract OI history

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Oct 30, 2026 EXPIRATION

FLY $18.50 Call

FLY261030C00018500

Latest saved OI36Oct 20, 2026
Last change+29vs previous saved observation
Saved market days4Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
FLY $18.50 call open interest history 4 saved observations from 2026-10-13 to 2026-10-20. Exact values and changes are listed in the table below. 36180 2026-10-13: 0 OI2026-10-14: 11 OI2026-10-16: 7 OI2026-10-20: 36 OI Oct 13, 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, 2026Viewing36+29
Oct 16, 20267-4
Oct 14, 202611+11
Oct 13, 20260No prior observation