OITracker Cboe delayed data

Contract OI history

Back to FAST

Jan 21, 2028 EXPIRATION

FAST $55.00 Call

FAST280121C00055000

Latest saved OI409Oct 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
FAST $55.00 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. 4102050 2026-10-09: 356 OI2026-10-13: 356 OI2026-10-14: 356 OI2026-10-15: 356 OI2026-10-16: 400 OI2026-10-21: 410 OI2026-10-23: 409 OI Oct 09, 2026Oct 23, 2026

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

FAST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing409-1
Oct 21, 2026410+10
Oct 16, 2026400+44
Oct 15, 20263560
Oct 14, 20263560
Oct 13, 20263560
Oct 09, 2026356No prior observation