Billionaire Ken Griffin Buys Massive Stake in Asset That’s Soared 124% This Year

Billionaire investor Ken Griffin is placing a major bet on a company that’s far outperformed expectations this year. According to a filing with the U. S. Securities and Exchange Commission (SEC), Griffin’s hedge fund Citadel has acquired 3,824,329 shares of NioCorp Developments Ltd (NB), a company advancing critical minerals development in the United States source: https://dailyhodl.com/2025/08/08/billionaire-ken-griffin-buys-massive-stake-in-asset-thats-soared-124-this-year/