Harmony Biosciences Holdings, Inc. (HRMY) shares rallied 6.7% in the last trading session to close at $39.79. This move can be attributable to notable volume with a higher number of shares being traded than in a typical session. This compares to the stock's 5.2% gain over the past four weeks. Last month, the company announced robust financial results for the second quarter of 2024. Harmony's approved product, Wakix (pitolisant) is driving revenues while the company is making good progress with the studies o ...