Home Runs for VC Funds? Don't Bet on It

Graphic by Bloomberg Businessweek. Concerns investments made between 1989 and 2011. Data: Kauffman Foundation

The Kauffman Foundation, which promotes entrepreneurship, recently looked at returns from investing part of its $1.8 billion endowment in 99 venture capital funds. Almost half of the funds are in the red, and less than 20 percent have seen big payoffs.