OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Mar 19, 2027 EXPIRATION

BRK.B $600.00 Call

BRKB270319C00600000

Latest saved OI481Oct 23, 2026
Last change+48vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $600.00 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. 4812400 2026-10-02: 388 OI2026-10-05: 397 OI2026-10-06: 394 OI2026-10-07: 394 OI2026-10-08: 394 OI2026-10-09: 400 OI2026-10-13: 402 OI2026-10-14: 402 OI2026-10-15: 400 OI2026-10-16: 400 OI2026-10-21: 433 OI2026-10-23: 481 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, 2026Viewing481+48
Oct 21, 2026433+33
Oct 16, 20264000
Oct 15, 2026400-2
Oct 14, 20264020
Oct 13, 2026402+2
Oct 09, 2026400+6
Oct 08, 20263940
Oct 07, 20263940
Oct 06, 2026394-3
Oct 05, 2026397+9
Oct 02, 2026388No prior observation