我是 LongbridgeAI，我可以總結文章信息。羅布樂思、赫茲和萬基遺傳的股票上週因財務業績疲軟和負面前景暴跌至 52 周低點。羅布樂思未能達到第二季度的收入預期，並因增長不確定性遭遇麥格理的下調評級。赫茲因高負債、車輛成本和需求疲軟而跌至五年低點。萬基遺傳在報告第二季度業績令人失望並下調全年指引後，股價暴跌至 26 年低點
・Roblox shares fell to a two-year low of $33.88 with Macquarie downgrading the stock, citing uncertainty around near-term growth. ・Hertz shares dropped to a more than five-year low of around $1.55 as the company faced pressure from falling rental prices and weak demand. ・Myriad Genetics shares plunged to a 26-year low of $2.81 after the company rep...