Hardly matters who is underwriting a deal of this nature.
All he will be doing is getting about 100K shares every week from the company (at a nice discount) and selling into the market over the next 5 days. I could do that from the basement of my mother's house (ignoring the facts that it has no basement, and my man cave at home is nicer that any room in her house).
The real issue is that this adds about 20% of total volume to the sell side. Will start once the SEC puts the S1 in effect, and go on for a year.
That is the problem with ATMs, and this deal is of the same nature. Constant price pressure. For the next year every time a price rise gets hit with selling, ...