After-hours buzz: AT&T, Akamai, Visa & more By: CNBC.com News October 23, 2013 at 16:30 PM EDT Check out which companies are making headlines after the bell Wednesday: Read More >> Related Stocks: AT&T Inc Akamai Technologies Atlantic Power Corp Cheesecake Fact Citrix Systems E Trade Financial F5 Networks Fortinet Inc Lam Research Servicenow Inc Symantec Corp TripAdvisor Varian Medical Systems Visa