OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Jan 15, 2027 EXPIRATION

BRK.B $570.00 Call

BRKB270115C00570000

Latest saved OI3,477Oct 23, 2026
Last change+54vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $570.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3,4771,7380 2026-10-02: 3,171 OI2026-10-05: 3,179 OI2026-10-06: 3,208 OI2026-10-07: 3,206 OI2026-10-08: 3,206 OI2026-10-09: 3,207 OI2026-10-13: 3,217 OI2026-10-14: 3,217 OI2026-10-15: 3,215 OI2026-10-16: 3,258 OI2026-10-21: 3,423 OI2026-10-23: 3,477 OI Oct 02, 2026Oct 23, 2026

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

BRK.B contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,477+54
Oct 21, 20263,423+165
Oct 16, 20263,258+43
Oct 15, 20263,215-2
Oct 14, 20263,2170
Oct 13, 20263,217+10
Oct 09, 20263,207+1
Oct 08, 20263,2060
Oct 07, 20263,206-2
Oct 06, 20263,208+29
Oct 05, 20263,179+8
Oct 02, 20263,171No prior observation