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Contract OI history

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Oct 23, 2026 EXPIRATION

FSLY $26.50 Call

FSLY261023C00026500

Latest saved OI342Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FSLY $26.50 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. 3511750 2026-10-09: 341 OI2026-10-13: 338 OI2026-10-14: 338 OI2026-10-15: 328 OI2026-10-16: 329 OI2026-10-21: 351 OI2026-10-23: 342 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, 2026Viewing342-9
Oct 21, 2026351+22
Oct 16, 2026329+1
Oct 15, 2026328-10
Oct 14, 20263380
Oct 13, 2026338-3
Oct 09, 2026341No prior observation