These seven mid-cap stocks were the best performers in the last week. Are they in your portfolio? Lumen Technologies, Inc. (NYSE:LUMN) shares jumped 113.82% after the company reported second-quarter revenue results. Multiple analysts either upgraded or raised price targets on the stock.Upstart Holdings, Inc. (NASDAQ:UPST) stock jumped 73.65% after the company reported strong second-quarter results. Many analysts upped the price target on the stock.ADMA Biologics Inc (NASDAQ:ADMA) stock gained 52.58% in the last week on reporting better-than-expected Q2 financial results.Sweetgreen Inc. (NYSE:S…
