A10 Networks filed a prospectus supplement on August 6, 2026, under its existing automatic shelf registration statement on Form S-3. This 8-K is just a procedural filing to attach the law firm's opinion (Pillsbury Winthrop Shaw Pittman LLP) confirming the securities covered by the supplement can be legally issued and sold. In plain terms, the company is keeping its shelf registration paperwork in order — it does not mean a new offering has started.
View Full Filing (SEC EDGAR)