Before we spend countless hours researching a company, we'd like to analyze what insiders, hedge funds and billionaire investors think of the stock first. We would like to do so because our research has shown that the elite investors' consensus returns have been exceptional. In the following paragraphs, we find out what the billionaire investors and hedge funds think of Pampa Energia S.A. (NYSE:PAM). Pampa Energia S.A. (NYSE:PAM) shares haven't seen a lot of action during the third quarter. Overall, hedge fund sentiment was unchanged.