OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Jan 15, 2027 EXPIRATION

BRK.B $510.00 Call

BRKB270115C00510000

Latest saved OI10,923Oct 23, 2026
Last change-34vs 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. 11,2255,6120 2026-10-02: 11,219 OI2026-10-05: 11,225 OI2026-10-06: 11,223 OI2026-10-07: 11,212 OI2026-10-08: 11,212 OI2026-10-09: 11,223 OI2026-10-13: 11,213 OI2026-10-14: 11,213 OI2026-10-15: 11,190 OI2026-10-16: 11,178 OI2026-10-21: 10,957 OI2026-10-23: 10,923 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, 2026Viewing10,923-34
Oct 21, 202610,957-221
Oct 16, 202611,178-12
Oct 15, 202611,190-23
Oct 14, 202611,2130
Oct 13, 202611,213-10
Oct 09, 202611,223+11
Oct 08, 202611,2120
Oct 07, 202611,212-11
Oct 06, 202611,223-2
Oct 05, 202611,225+6
Oct 02, 202611,219No prior observation