Is ARNA A Good Stock To Buy Now?

Although the masses and most of the financial media blame hedge funds for their exorbitant fee structure and disappointing performance, these investors have proved to have great stock picking abilities over the years (that's why their assets under management continue to swell). We believe hedge fund sentiment should serve as a crucial tool of an individual investor’s stock selection process, as it may offer great insights of how the brightest minds of the finance industry feel about specific stocks. After all, these people have access to smartest analysts and expensive data/information sources that individual investors can't match. So should one consider investing in Arena Pharmaceuticals, Inc. (NASDAQ:ARNA)? The smart money sentiment can provide an answer to this question.

Is ARNA a good stock to buy now? Arena Pharmaceuticals, Inc. (NASDAQ:ARNA) has seen an increase in activity from the world's largest hedge funds in recent months. Arena Pharmaceuticals, Inc. (NASDAQ:ARNA) was in 43 hedge funds' portfolios at the end of September. The all time high for this statistic is 41. This means the bullish number of hedge fund positions in this stock currently sits at its all time high. There were 41 hedge funds in our database with ARNA holdings at the end of June. Our calculations also showed that ARNA isn't among the 30 most popular stocks among hedge funds (click for Q3 rankings and see the video for a quick look at the top 5 stocks).

Video: Watch our video about the top 5 most popular hedge fund stocks.

So, why do we pay attention to hedge fund sentiment before making any investment decisions? Our research has shown that hedge funds' small-cap stock picks managed to beat the market by double digits annually between 1999 and 2016, but the margin of outperformance has been declining in recent years. Nevertheless, we were still able to identify in advance a select group of hedge fund holdings that outperformed the S&P 500 ETFs by more than 66 percentage points since March 2017 (see the details here). We were also able to identify in advance a select group of hedge fund holdings that underperformed the market by 10 percentage points annually between 2006 and 2017. Interestingly the margin of underperformance of these stocks has been increasing in recent years. Investors who are long the market and short these stocks would have returned more than 27% annually between 2015 and 2017. We have been tracking and sharing the list of these stocks since February 2017 in our quarterly newsletter. Even if you aren't comfortable with shorting stocks, you should at least avoid initiating long positions in stocks that are in our short portfolio.