A10 Networks (NYSE:ATEN) raises FY2026 GAAP EPS guidance from $0.64-$0.65 to $0.65-$0.66 vs $0.73 analyst estimate. Raises FY2026 sales outlook from $319.613 million-$325.424 million to $325.424 million-$331.235 million vs $324.762 million estimate.