On December 31, 2023, PRIMECAP Management (Trades, Portfolio) executed a notable transaction by increasing its investment in Xometry Inc (NASDAQ:XMTR), a company specializing in AI-enabled manufacturing equipment. This acquisition expanded PRIMECAP Management (Trades, Portfolio)'s total share count in Xometry to 6,652,858, representing a 0.2% position in the firm's portfolio and a 14.66% ownership in the traded stock.