OITracker Cboe delayed data

Contract OI history

Back to FSLY

Dec 18, 2026 EXPIRATION

FSLY $22.50 Put

FSLY261218P00022500

Latest saved OI563Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FSLY $22.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5632810 2026-10-09: 553 OI2026-10-13: 553 OI2026-10-14: 553 OI2026-10-15: 553 OI2026-10-16: 553 OI2026-10-21: 561 OI2026-10-23: 563 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, 2026Viewing563+2
Oct 21, 2026561+8
Oct 16, 20265530
Oct 15, 20265530
Oct 14, 20265530
Oct 13, 20265530
Oct 09, 2026553No prior observation