Press Release June 18, 2013

Goodwin Procter Represents Underwriters in Gigamon IPO

Goodwin Procter recently advised the underwriters in an IPO for Gigamon, a provider of network traffic visibility solutions, in its initial public offering. Common stock shares were offered at $19.00 and trading began on the NYSE on June 12 under symbol “GIMO.”

Goldman, Sachs & Co. and Credit Suisse acted as lead joint book-running managers while Barclays acted as a joint book-running manager for the offering. Raymond James acted as co-manager for the offering.

Gigamon provides intelligent Traffic Visibility Networking solutions for enterprises, data centers and service providers around the globe. The company’s technology empowers infrastructure architects, managers and operators with visibility into the traffic traversing networks without affecting performance or stability of the production environment. Gigamon solutions have been deployed to over half of the Fortune 100 companies and many government and federal agencies. Gigamon is based in Milpitas, Calif.

The Goodwin team advising the underwriters was led by partner Anthony McCusker (Corporate), partner Kelsey LeMaster (Tax), partner Lynda Galligan and associate Alexandra Denniston (Employee Benefits) and partner Michael Jones (Securities).

Additional pricing information can be found in the Gigamon press release. Media coverage of the IPO included articles in The Wall Street Journal, Reuters, and the Silicon Valley Business Journal.