OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Jan 15, 2027 EXPIRATION

BRK.B $480.00 Call

BRKB270115C00480000

Latest saved OI1,438Oct 23, 2026
Last change-33vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $480.00 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. 1,5257620 2026-10-02: 1,525 OI2026-10-05: 1,523 OI2026-10-06: 1,515 OI2026-10-07: 1,515 OI2026-10-08: 1,515 OI2026-10-09: 1,496 OI2026-10-13: 1,488 OI2026-10-14: 1,488 OI2026-10-15: 1,485 OI2026-10-16: 1,485 OI2026-10-21: 1,471 OI2026-10-23: 1,438 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, 2026Viewing1,438-33
Oct 21, 20261,471-14
Oct 16, 20261,4850
Oct 15, 20261,485-3
Oct 14, 20261,4880
Oct 13, 20261,488-8
Oct 09, 20261,496-19
Oct 08, 20261,5150
Oct 07, 20261,5150
Oct 06, 20261,515-8
Oct 05, 20261,523-2
Oct 02, 20261,525No prior observation