By Sue Chang, MarketWatch
SAN FRANCISCO (MarketWatch) — Among the companies whose shares are likely to attract investors’ attention on Monday are Herbalife Ltd., Plug Power Inc., and Castlight Health Inc.
Herbalife /zigman2/quotes/201199224/composite HLF 0.00% is likely to remain in the spotlight next week following the disclosure of an investigation by the Federal Trade Commission . Herbalife said it welcomed the probe and will cooperate with the FTC. Shares closed down the week 10% and are off 26% year to date.
After a week of volatile trading, Plug Power /zigman2/quotes/205453512/composite PLUG +3.65% shares are expected to remain active. Plug Power alternated between dramatic gains and losses to close out the week 19% lower as buying interest on the back of a major deal with Wal-Mart was dampened by bearish comments from analysts.
Fellow fuel-cell stock FuelCell Energy Inc. /zigman2/quotes/203763461/composite FCEL +0.44% also fell 15% in the week, while Ballard Power Systems Inc. /zigman2/quotes/205070617/composite BLDP +0.28% posted a weekly gain of 7.8%.
Investors are expected to watch Castlight Health Inc. /zigman2/quotes/201298689/composite CSLT +3.77% after shares of the cloud-based health care software company jumped 149% in their market debut. Castlight offered 11.1 million shares as part of its initial public offering.