Catch up on today's top analyst initiations with this list compiled by The Fly: 1. Gilead (GILD) initiated with a Buy at Gabelli with analyst Jing He saying he believes that Gilead is the most undervalued stock in the biotechnology industry. He initiated the stock with a $109 price target. 2. Premier (PINC) initiated with an Overweight at Barclays. 3. Guidewire (GWRE) initiated with an Overweight at Piper Jaffray. 4. Zendesk (ZEN) initiated with an Overweight at Piper Jaffray. 5. Digital Realty (DLR) initiated with an Outperform at Wells Fargo. This list is just a portion of The Fly's analyst coverage. To see The Fly's full Street Research coverage, click here.