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Contract OI history

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Nov 20, 2026 EXPIRATION

FSLY $25.00 Call

FSLY261120C00025000

Latest saved OI1,633Oct 23, 2026
Last change-5vs 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. 1,6388190 2026-10-09: 967 OI2026-10-13: 1,005 OI2026-10-14: 1,005 OI2026-10-15: 1,060 OI2026-10-16: 1,167 OI2026-10-21: 1,638 OI2026-10-23: 1,633 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, 2026Viewing1,633-5
Oct 21, 20261,638+471
Oct 16, 20261,167+107
Oct 15, 20261,060+55
Oct 14, 20261,0050
Oct 13, 20261,005+38
Oct 09, 2026967No prior observation