Shares of Amerigon Incorporated (Nasdaq: ARGN) soared more than 13% Monday -- and another 10% by mid-session today -- after announcing an agreement to acquire its larger competitor W.E.T. Automotive Systems AG (XETRA: WET.DE) for euro 121.6 million ($166.6 million). If the deal is approved by shareholders and regulations, it will end litigation between the two companies over patents for energy efficient thermal seats for automobiles.
The overall clean tech sector declined dramatically during 2010 compared with strong positive performances for the U.S. overall stock market indices. Most European markets had shaky years and the Shangai Composite Index had the lowest performance among major markets tracked by EnergyBoom (2010 market data below).
However, the real story of 2010 was the spectacular gains of companies that bucked the down-trend for clean tech stocks. Here are the 2010 top 25 companies in the EnergyBoom Clean 100 Index (E•B Clean 100):
EnergyBoom’s E•B Efficiency subindex increased 1.03 percent last week, beating EnergyBoom’s other four clean sector indices and beating all broad market indices except the NASDAQ Composite Index which increased 1.13 percent.