Super Micro downgraded, MongoDB upgraded: Wall Street's top analyst calls

The most talked about and market moving research calls around Wall Street are now in one place. Here are today's research calls that investors need to know, as compiled by The Fly.Top 5 Upgrades: Morgan Stanley upgraded Brookfield Infrastructure Partners (BIP) to Overweight from Equal Weight with an unchanged price target of $45. The shares do not reflect the company's accelerating growth profile, the firm tells investors in a research note.Morgan Stanley upgraded Cheniere Energy (LNG) to Overweight from E ...