OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Nov 20, 2026 EXPIRATION

BRK.B $515.00 Call

BRKB261120C00515000

Latest saved OI999Oct 23, 2026
Last change-45vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $515.00 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. 1,2076030 2026-10-02: 332 OI2026-10-05: 333 OI2026-10-06: 423 OI2026-10-07: 445 OI2026-10-08: 445 OI2026-10-09: 1,207 OI2026-10-13: 1,020 OI2026-10-14: 1,020 OI2026-10-15: 1,019 OI2026-10-16: 1,015 OI2026-10-21: 1,044 OI2026-10-23: 999 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, 2026Viewing999-45
Oct 21, 20261,044+29
Oct 16, 20261,015-4
Oct 15, 20261,019-1
Oct 14, 20261,0200
Oct 13, 20261,020-187
Oct 09, 20261,207+762
Oct 08, 20264450
Oct 07, 2026445+22
Oct 06, 2026423+90
Oct 05, 2026333+1
Oct 02, 2026332No prior observation