On December 1, 2023, Baillie Gifford (Trades, Portfolio), a renowned investment management firm, made a significant adjustment to its investment portfolio by reducing its stake in Alnylam Pharmaceuticals Inc (NASDAQ:ALNY). The transaction involved the sale of 1,196,042 shares, which resulted in a 14.65% decrease in Baillie Gifford (Trades, Portfolio)'s holdings in the company.