Berkshire Hathaway’s investment outlook is drawing renewed attention following Warren Buffett’s warnings about speculative trading and interest rate risks, as the conglomerate adjusts its investment portfolio and management structure under Greg Abel.

The developments come as investors assess how higher Treasury yields could affect Berkshire’s insurance operations, investment holdings and capital allocation across its diversified businesses.

• Warren Buffett’s warnings about speculative trading and rising interest rates have renewed attention to Berkshire Hathaway’s investment strategy and capital allocation under Greg Abel.
• Higher Treasury yields could increase investment returns on Berkshire’s insurance…