Tryptamine Therapeutics (ASX:TYP) appointed Herwig Janssen as non-executive chairman, effective Monday, succeeding Mark Davies, according to a same-day Australian bourse filing.
Janssen most recently served as vice president for licensing and acquisitions of emerging markets at J&J Innovative Medicine, a unit of Johnson & Johnson, for nearly three decades.
The company's shares rose 6% in recent Monday trade.