Berkshire Hathaway Inc. Class B (BRK.B) is currently at $512.63, up $15.45 or 3.11%

--Would be highest close since Nov. 28, 2025, when it closed at $513.81

--On pace for largest percent increase since April 9, 2025, when it rose 5.84%

--Currently up four consecutive days; up 4.75% over this period

--Longest winning streak since June 5, 2026, when it rose for four straight trading days