OITracker Cboe delayed data

Contract OI history

Back to FSLY

Oct 30, 2026 EXPIRATION

FSLY $21.00 Put

FSLY261030P00021000

Latest saved OI532Oct 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 $21.00 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. 5332660 2026-10-09: 141 OI2026-10-13: 152 OI2026-10-14: 152 OI2026-10-15: 249 OI2026-10-16: 249 OI2026-10-21: 533 OI2026-10-23: 532 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, 2026Viewing532-1
Oct 21, 2026533+284
Oct 16, 20262490
Oct 15, 2026249+97
Oct 14, 20261520
Oct 13, 2026152+11
Oct 09, 2026141No prior observation