OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

FIBK $30.00 Put

FIBK261218P00030000

Latest saved OI1,003Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
FIBK $30.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,0035010 2026-10-09: 1,003 OI2026-10-13: 1,003 OI2026-10-14: 1,003 OI2026-10-16: 1,003 OI2026-10-20: 1,003 OI2026-10-23: 1,003 OI Oct 09, 2026Oct 23, 2026

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

FIBK contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,0030
Oct 20, 20261,0030
Oct 16, 20261,0030
Oct 14, 20261,0030
Oct 13, 20261,0030
Oct 09, 20261,003No prior observation