Ackman Rides Allergan Deal to Top of Hedge Fund Heap

The video discusses the performance of hedge funds, highlighting Bill Ackman's Pershing Square as a top performer with a 33% return. It delves into Ackman's investment strategies, particularly his involvement in the Allergan and Valeant deal, and the broader implications of activist investing. The discussion also covers the debate between long-term and short-term activism, with insights into Ackman's approach and public perception.

What concerns do analysts have regarding the legality of the initial bid by Pershing Square?

How does the text describe Bill Ackman's approach to activism?

What is the general sentiment about activist investors as expressed in the text?