OITracker Cboe delayed data

Contract OI history

Back to BRK.B

Jan 15, 2027 EXPIRATION

BRK.B $460.00 Put

BRKB270115P00460000

Latest saved OI2,812Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BRK.B $460.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 2,8461,4230 2026-10-02: 2,804 OI2026-10-05: 2,799 OI2026-10-06: 2,811 OI2026-10-07: 2,811 OI2026-10-08: 2,811 OI2026-10-09: 2,846 OI2026-10-13: 2,844 OI2026-10-14: 2,844 OI2026-10-15: 2,843 OI2026-10-16: 2,838 OI2026-10-21: 2,810 OI2026-10-23: 2,812 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, 2026Viewing2,812+2
Oct 21, 20262,810-28
Oct 16, 20262,838-5
Oct 15, 20262,843-1
Oct 14, 20262,8440
Oct 13, 20262,844-2
Oct 09, 20262,846+35
Oct 08, 20262,8110
Oct 07, 20262,8110
Oct 06, 20262,811+12
Oct 05, 20262,799-5
Oct 02, 20262,804No prior observation