(Bloomberg) -- For almost three decades, Stephen Butt’s company mostly stayed behind the scenes, a long-term investor in the tradition of Warren Buffett that saw little reason to draw attention to itself.Most Read from BloombergStock Traders Bracing for Worst Shrug Off Hot CPI: Markets WrapOne of the Most Infamous Trades on Wall Street Is Roaring BackChina Has Never Canceled This Many Shipments of US WheatEx-Wall Street Banker Takes On AOC in New York Democratic PrimaryUS Core Inflation Tops For