In the wake of Zynga’s (NASDAQ:ZNGA) OMGPOP acquisition, Zynga filed a fresh and amended S-1 registration with the SEC that allows the company to sell over 42.9 million shares of common equity at its discretion.Zynga listed Morgan Stanley, Barclays and Goldman as underwriters.Zynga has a market cap of $10 billion and 121.7 million shares outstanding as of February 14th.