Contract OI history

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Jan 21, 2028 EXPIRATION

FTNT $230.00 Call

FTNT280121C00230000

Latest saved OI533Oct 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
FTNT $230.00 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. 5332660 2026-10-09: 526 OI2026-10-13: 524 OI2026-10-14: 524 OI2026-10-15: 524 OI2026-10-16: 524 OI2026-10-21: 524 OI2026-10-23: 533 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, 2026Viewing533+9
Oct 21, 20265240
Oct 16, 20265240
Oct 15, 20265240
Oct 14, 20265240
Oct 13, 2026524-2
Oct 09, 2026526No prior observation