Warren Buffett’s Berkshire Hathaway invested $1.6 billion in UnitedHealth last quarter, possibly one of his final moves before retiring. The healthcare giant’s stock soared 13% due to the “Buffett Effect” as other investors trust his choices. Berkshire also adjusted its portfolio, cutting its Apple stake by 7% and revealing new positions in companies like DR Horton and Lennar. Buffett’s struggle to find compelling investments has led to increased scrutiny over his moves, with Berkshire growing its cash reserves to $344 billion. The 94-year-old investor continues to make strategic decisions as he transitions into retirement.

Read more at Yahoo Finance: Warren Buffett is preparing to step down. He just revealed some of his final stock picks.