OITracker Cboe delayed data

Contract OI history

Back to BRUN

Jan 15, 2027 EXPIRATION

BRUN $12.50 Put

BRUN270115P00012500

Latest saved OI473Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BRUN $12.50 put open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 4732360 2026-10-08: 394 OI2026-10-13: 445 OI2026-10-14: 460 OI2026-10-15: 473 OI2026-10-16: 473 OI2026-10-21: 473 OI2026-10-23: 473 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, 2026Viewing4730
Oct 21, 20264730
Oct 16, 20264730
Oct 15, 2026473+13
Oct 14, 2026460+15
Oct 13, 2026445+51
Oct 08, 2026394No prior observation