DGII digi international inc. NASDAQ Computer Communications Equipment EXTR extreme networks, inc. NASDAQ Computer Communications Equipment FFIV f5, inc. NASDAQ Computer Communications Equipment JNPR juniper networks, inc. NYSE Computer Communications Equipment LTRX lantronix, inc. NASDAQ Computer Communications Equipment SILC silicom ltd - ordinary shares NASDAQ Computer Communications Equipment CRTO criteo s.a. - american depositary shares NASDAQ Advertising GRPN groupon, inc. NASDAQ Advertising HHS harte-hanks, inc. NYSE Advertising IPG interpublic group of companies, inc. (the) NYSE Advertising OMC omnicom group inc. NYSE Advertising SRAX srax, inc. NASDAQ Advertising