Principal Spectrum Preferred Securities Active ETF makes up approximately 2.7% of Rogco LP’s holdings, making the stock its 10th biggest holding. Rogco LP’s holdings in Principal Spectrum Preferred Securities Active ETF were worth $7,222,000 at the end of the most recent quarter. Get Principal Spectrum Preferred Securities Active ETF alerts:Principal Spectrum Preferred Securities Active ETF Stock PerformancePrincipal Spectrum Preferred Securities Active ETF stock opened at $19.14 on Wednesday. Principal Spectrum Preferred Securities Active ETF Company ProfileThe Principal Spectrum Preferred Securities Active ETF (PREF) is an exchange-traded fund that mostly invests in broad credit fixed income. Receive News & Ratings for Principal Spectrum Preferred Securities Active ETF Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Principal Spectrum Preferred Securities Active ETF and related companies with MarketBeat.com's FREE daily email newsletter.