On May 10, 2023, Renaissance Technologies, led by renowned investor Jim Simons (Trades, Portfolio), made a notable addition to its investment portfolio by acquiring 3,966,024 shares of US Silica Holdings Inc (NYSE:SLCA). This transaction reflects a 12.30% change from the previous holding, with an additional 434,316 shares purchased at a trade price of $12.73.
Renaissance Technologies, led by Jim Simons (Trades, Portfolio), has recently bolstered its investment in Exelixis Inc (NASDAQ:EXEL), a notable player in the biopharmaceutical industry. The transaction, which took place on December 19, 2023, saw the firm adding 398,800 shares to its holdings, reflecting a 2.62% change in the position size.
Renaissance Technologies, led by the renowned mathematician and investor Jim Simons (Trades, Portfolio), has recently expanded its investment portfolio with the addition of EchoStar Corp (NASDAQ:SATS). This strategic move by Simons' firm reflects a continued interest in the technology and communications sectors.
Mairs and Power (Trades, Portfolio), a Minnesota-based investment firm, has recently made a notable adjustment to its investment portfolio by reducing its stake in Tennant Co (NYSE:TNC). Mairs and Power (Trades, Portfolio) is renowned for its disciplined long-term investment approach, managing three mutual funds with a focus on companies that exhibit consistent growth, strong returns on invested capital, and durable competitive advantages.
PRIMECAP Management (Trades, Portfolio) has recently increased its investment in Biogen Inc (NASDAQ:BIIB), a notable move that underscores the firm's confidence in the biotechnology company. The addition has adjusted PRIMECAP Management (Trades, Portfolio)'s position in Biogen Inc to 3.55% of its portfolio, representing an 11.22% stake in the company.