Caspar Macqueen was an executive at BlackRock before starting his own asset manager. Caspar Macqueen was an executive at BlackRock before starting his own asset manager. Althera42Caspar Macqueen was an executive at BlackRock before starting his own asset manager. Focused on late-stage private companies, Althera42's deals will exchange capital upfront for a fixed percentage of future revenues over several years. The fund will send any gains to investors quarterly, Macqueen said, and charge a 2% management fee and 20% performance fee.