OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

BRUN $12.50 Call

BRUN270115C00012500

Latest saved OI1,562Oct 23, 2026
Last change+109vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BRUN $12.50 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 1,5627810 2026-10-08: 791 OI2026-10-13: 779 OI2026-10-14: 797 OI2026-10-15: 821 OI2026-10-16: 1,412 OI2026-10-21: 1,453 OI2026-10-23: 1,562 OI Oct 08, 2026Oct 23, 2026

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

BRUN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,562+109
Oct 21, 20261,453+41
Oct 16, 20261,412+591
Oct 15, 2026821+24
Oct 14, 2026797+18
Oct 13, 2026779-12
Oct 08, 2026791No prior observation