Be sure to check out our detailed stock analysis (click here). TPG-Axon first launched in 2005 as a $2.8 billion joint venture between TPG (the private equity giant) and Dinakar Singh, a former top trader at Goldman Sachs. TPG-Axon now manages some $5.8 billion across both the public and private markets. For its publicly owned securities, the hedge fund is very concentrated, with around 40% of its portfolio invested in its top five stocks. As a result, the fund must have a lot of conviction in these top picks (check out all TPG's stocks), let's check them out.