It’s been a fruitful year for WisdomTree Investments (WETF), the nation’s fifth-largest ETF sponsor. The company recently reported total Q3 revenue of $47.1 million, up 19% from a year ago. CEO and President Jonathan Steinberg discusses with IBD the positive momentum that drove this performance, industry trends and what lies ahead. IBD: WisdomTree describes itself as a self-indexing pioneer.