Milwaukee-based manufacturer Regal Rexnord Corp RRX may be down, but Andreas Halvorsen's Viking Global Investors is clearly not out. What Happened: An April 18 13G filing revealed the $30.9 billion hedge fund scooped up 2.68 million shares of the industrial components maker on April 11 — marking a jaw-dropping 309.19% increase in its RRX stake.While the stock has tumbled 39.91% over the past year and is already down 35.81% in 2025 alone, Halvorsen's move signals he sees more torque than trouble under the ho ...