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Contract OI history

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Jan 15, 2027 EXPIRATION

FSLY $20.00 Call

FSLY270115C00020000

Latest saved OI5,033Oct 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
FSLY $20.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5,0332,5160 2026-10-09: 4,931 OI2026-10-13: 4,931 OI2026-10-14: 4,931 OI2026-10-15: 4,930 OI2026-10-16: 4,929 OI2026-10-21: 5,032 OI2026-10-23: 5,033 OI Oct 09, 2026Oct 23, 2026

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

FSLY contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,033+1
Oct 21, 20265,032+103
Oct 16, 20264,929-1
Oct 15, 20264,930-1
Oct 14, 20264,9310
Oct 13, 20264,9310
Oct 09, 20264,931No prior observation