Top trader in favour of Vaccine Specialists The number three investor favorites in November is an old acquaintance. The wikifolio UMBRELLA by Richard Dobetsberger (Ritschy) has appeared several times in this ranking. The trader continues to rely on companies with great innovation potential from the pharmaceutical and new technology segments and is currently concentrating primarily on the two vaccine manufacturers #Pfizer and #Moderna. They make up 38 percent of the portfolio.