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Contract OI history

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Mar 19, 2027 EXPIRATION

FTNT $90.00 Put

FTNT270319P00090000

Latest saved OI171Oct 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
FTNT $90.00 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. 173860 2026-10-09: 172 OI2026-10-13: 172 OI2026-10-14: 172 OI2026-10-15: 171 OI2026-10-16: 171 OI2026-10-21: 173 OI2026-10-23: 171 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

FTNT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing171-2
Oct 21, 2026173+2
Oct 16, 20261710
Oct 15, 2026171-1
Oct 14, 20261720
Oct 13, 20261720
Oct 09, 2026172No prior observation