OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Mar 19, 2027 EXPIRATION

BRK.B $510.00 Call

BRKB270319C00510000

Latest saved OI262Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $510.00 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. 2841420 2026-10-02: 268 OI2026-10-05: 280 OI2026-10-06: 282 OI2026-10-07: 284 OI2026-10-08: 284 OI2026-10-09: 278 OI2026-10-13: 274 OI2026-10-14: 274 OI2026-10-15: 274 OI2026-10-16: 267 OI2026-10-21: 262 OI2026-10-23: 262 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, 2026Viewing2620
Oct 21, 2026262-5
Oct 16, 2026267-7
Oct 15, 20262740
Oct 14, 20262740
Oct 13, 2026274-4
Oct 09, 2026278-6
Oct 08, 20262840
Oct 07, 2026284+2
Oct 06, 2026282+2
Oct 05, 2026280+12
Oct 02, 2026268No prior observation