Hywin (NASDAQ:HYW) stock is falling hard on Tuesday after the financial investment company’s shares underwent a massive rally yesterday.That rally came about with heavy trading of HYW stock. This resulted in some 10.2 million shares traded when markets closed. The company’s daily average trading volume is about 214,000 shares. The company’s float is relatively small at 8.65 million units.Investors will note that this movement resulted in HYW stock closing out Monday up 91.2%. Even so, the company’s shares w ...