Poor performance for cleantech stocks this year may continue in 2013 despite some silver linings during 2012, a leading analyst and a panel of VCs recently warned.

Kevin Genieser, Managing Director and Global Head of Clean Technology Banking at Morgan Stanley, said that cleantech equities had underperformed this year despite a bright start to 2012 with three IPOs in the sector. Keep reading →

Battery maker A123 Systems, a one-time darling of the U.S. electric car industry and recipient of millions in government funding, filed for Chapter 11 bankruptcy Tuesday. A123 (AONE) missed an Oct. 15 interest payment totaling about $2.7 million on $144 million of debt. The battery manufacturer had $460 million in total assets and $376 million in debt as of Aug. 31, according to documents filed in U.S. Bankruptcy Court in Wilmington, Del. Tuesday.

Startup Battlefield Finalists pose onstage at Day 3 of TechCrunch Disrupt SF 2011 held at the San Francisco Design Center Concourse on September 14, 2011 in San Francisco, California.

Low natural gas prices in the US have slowed momentum in the development of grid-level energy storage solutions, an expert panel gathered from venture capital, power generation and utility companies said last week. Keep reading →