OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Jun 17, 2027 EXPIRATION

BRK.B $530.00 Call

BRKB270617C00530000

Latest saved OI634Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $530.00 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. 6593290 2026-10-02: 649 OI2026-10-05: 648 OI2026-10-06: 658 OI2026-10-07: 659 OI2026-10-08: 659 OI2026-10-09: 657 OI2026-10-13: 657 OI2026-10-14: 657 OI2026-10-15: 657 OI2026-10-16: 655 OI2026-10-21: 632 OI2026-10-23: 634 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, 2026Viewing634+2
Oct 21, 2026632-23
Oct 16, 2026655-2
Oct 15, 20266570
Oct 14, 20266570
Oct 13, 20266570
Oct 09, 2026657-2
Oct 08, 20266590
Oct 07, 2026659+1
Oct 06, 2026658+10
Oct 05, 2026648-1
Oct 02, 2026649No prior observation