<p style="line-height: 20.8px;">Activist hedge fund Hudson Executive Capital has slashed its stake in Dallas-based lender&nbsp;<strong>Comerica</strong>&nbsp; (<a href="https://www.thestreet.com/quote/CMA.html">CMA</a>) &nbsp;by more than half, after pressing the company unsuccessfully this year to put itself up for sale.</p> <p style="line-height: 20.8px;">Hudson, run by former&nbsp;<strong>JPMorgan Chase</strong>&nbsp;investment bankers Doug Braunstein and Jim Woolery, owned 598,500 shares of Comerica as of June 30, down by 55% from the March 31 level, according to regulatory filings. A person familiar with the matter said the hedge fund was actively trading the stock in early&nbsp;June,&nbsp;when the shares climbed to an eight-month high of around $47.</p>