Otter Tail Corp. (OTTR)

Otter Tail is a utility but has made numerous investments in other fields, most recently in wind energy thru a subsidiary called DMI Industries, which manufactures wind towers. The stock is down 25% recently to about $30, but yields 4% with a good history of increasing dividends. OTTR completed a stock offering last week and is expected to invest in DMI.

Bill Gates thru his investment vehicle, Cascade Investment, owns almost 9%.