This paper studies the long-term effect of hedge fund activism on the productivity of target firms using plant-level information from the U.S. Census Bureau. A typical target firm improves its production efficiency within two years after activism, and this improvement is concentrated in...

This monograph reviews shareholder activism by hedge funds. We first describe the nature and characteristics of hedge fund activism, including the objectives, tactics, and choices of target companies. We then analyze possible value creation brought about by activist hedge funds, both for...

Using a large hand-collected data set from 2001 to 2006, we find that activist hedge funds in the United States propose strategic, operational, and financial remedies and attain success or partial success in two-thirds of the cases. Hedge funds seldom seek control and in most cases are...

This paper documents frequent attempts by activist arbitrageurs to open-end discounted closed-end funds, particularly after the 1992 proxy reform which reduced the costs of communication among shareholders. Open-ending attempts have a substantial effect on discounts, reducing them, on average,...

Using a unique hand-collected dataset, we show that shareholder activism designed to open U.S. based closed-end funds has become more frequent since the SEC's reform of the proxy rules in 1992 (the 1992 Reform) that lifted restrictions on shareholder communication. We denote this activity...

Hedge fund activism is a new form of arbitrage. Using a large hand-collected data set from 2001 to 2006 we find that activist hedge funds in the U.S. propose strategic, operational, and financial remedies and attain success or partial success in two-thirds of the cases. The abnormal stock return...