OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

FAST $45.00 Put

FAST261218P00045000

Latest saved OI408Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FAST $45.00 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. 4252120 2026-10-09: 404 OI2026-10-13: 404 OI2026-10-14: 404 OI2026-10-15: 419 OI2026-10-16: 425 OI2026-10-21: 408 OI2026-10-23: 408 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, 2026Viewing4080
Oct 21, 2026408-17
Oct 16, 2026425+6
Oct 15, 2026419+15
Oct 14, 20264040
Oct 13, 20264040
Oct 09, 2026404No prior observation