Pershing Square: Deutsche Numis upgrades FTSE 100 trust Investing Deutsche Numis has upgraded FTSE 100 trust Pershing Square, run by infamous hedge fund manager Bill Ackman, to a ‘buy’. In a research note, analysts upgraded three trusts to a ‘buy’: £8.1bn Pershing Square, £273.5m Aurora UK Alpha and £436.9m Schroder Asian Total Return. “Pershing Square benefits from a manager with a strong long-term track [...]