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Contract OI history

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Jan 21, 2028 EXPIRATION

FSLY $25.00 Call

FSLY280121C00025000

Latest saved OI372Oct 23, 2026
Last change+101vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FSLY $25.00 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. 3721860 2026-10-09: 262 OI2026-10-13: 261 OI2026-10-14: 261 OI2026-10-15: 261 OI2026-10-16: 271 OI2026-10-21: 271 OI2026-10-23: 372 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, 2026Viewing372+101
Oct 21, 20262710
Oct 16, 2026271+10
Oct 15, 20262610
Oct 14, 20262610
Oct 13, 2026261-1
Oct 09, 2026262No prior observation