US alternative asset manager GCM Grosvenor Inc (<a href="https://www.nasdaq.com/market-activity/stocks/gcmg" target="_blank">NASDAQ:GCMG</a>) has acquired a 25% stake in the 845-MW Shepherds Flat wind farm in north central Oregon from a group led by Brookfield Asset Management (<a href="https://money.tmx.com/quote/BAM" target="_blank">TSE:BAM.PF.F</a>).