Catalyst Pharmaceuticals Appoints David D. Muth, Executive Vice President, Chief Commercial Officer – NASDAQ.com Posted by Social Media | Jan 5, 2015 | Coral Gables | 0 | .gnw_heading {font: 16px Arial; text-align: center} .gnw_subhead {font: 12px Arial; text-align: center} .gnw_colhead {font: 12px Arial; text-align:. Source: www.nasdaq.com