A10 Networks files legal opinion for shelf securities
On August 6, 2026, A10 Networks, Inc. filed a prospectus supplement to its automatic shelf registration statement on Form S-3, Registration No. 333-298099, with the Securities and Exchange Commission.
Rhea-AI Filing Summary
On August 6, 2026, A10 Networks, Inc. filed a prospectus supplement to its automatic shelf registration statement on Form S-3, Registration No. 333-298099, with the Securities and Exchange Commission. The company stated that the current report serves solely to provide the related legal opinion.
Pillsbury Winthrop Shaw Pittman LLP delivered an opinion on the legality of the issuance and sale of the securities described in the prospectus supplement, included as Exhibit 5.1, with its consent included in Exhibit 23.1 and the cover page Inline XBRL data file included as Exhibit 104.1.
Positive
- None.
Negative
- None.
8-K Event Classification
2 items: 8.01, 9.01
2 items
Item 8.01
Other Events
Other
Voluntary disclosure of events the company deems important to shareholders but not covered by other items.
Item 9.01
Financial Statements and Exhibits
Exhibits
Financial statements, pro forma financial information, or exhibit attachments filed with this report.
Key Figures
Form S-3 Registration Number: 333-298099
Commission File Number: 001-36343
Current Report Date: August 6, 2026
+3 more
6 metrics
Form S-3 Registration Number
333-298099
Automatic shelf registration statement referenced in the prospectus supplement
Commission File Number
001-36343
Exchange Act registration file number for A10 Networks, Inc.
Current Report Date
August 6, 2026
Date A10 Networks reported filing the prospectus supplement and related opinion
Legal Opinion Exhibit
Exhibit 5.1
Opinion of Pillsbury Winthrop Shaw Pittman LLP on legality of securities
Consent Exhibit
Exhibit 23.1
Consent of Pillsbury Winthrop Shaw Pittman LLP included in Exhibit 5.1
Inline XBRL Exhibit
Exhibit 104.1
Cover Page Interactive Data File embedded within the Inline XBRL document
Key Terms
automatic shelf registration statement, prospectus supplement, opinion of Pillsbury Winthrop Shaw Pittman LLP, Inline XBRL
4 terms
automatic shelf registration statement regulatory
"prospectus supplement to its automatic shelf registration statement on Form S-3"
An automatic shelf registration statement is a pre-approved filing that companies submit to securities regulators, allowing them to sell new shares or bonds quickly and efficiently when needed. It acts like a standing permit, enabling the company to raise money without going through a lengthy approval process each time, which can be helpful for responding promptly to market opportunities or needs. For investors, it provides transparency about the company's ability to raise funds and signals planning flexibility.
prospectus supplement regulatory
"filed a prospectus supplement to its automatic shelf registration statement"
A prospectus supplement is an additional document provided alongside a company's main offering details, offering updated or extra information about a specific financial product being sold. It helps investors understand the latest terms, risks, and details of the investment, similar to how an update or revision clarifies or expands on original instructions, ensuring they have current and complete information before making a decision.
opinion of Pillsbury Winthrop Shaw Pittman LLP regulatory
"for the purpose of filing the opinion of Pillsbury Winthrop Shaw Pittman LLP"
Inline XBRL technical
"Cover Page Interactive Data File (embedded within the inline XBRL document)"
Inline XBRL is a file format for financial filings that embeds machine-readable data tags directly inside the human-readable report, so the same document can be read by people and parsed by software. For investors it makes extracting, comparing and verifying financial numbers faster and more reliable—like a grocery list where each item also has a barcode—reducing manual errors and speeding up analysis.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What did A10 Networks (ATEN) report on August 6, 2026?
A10 Networks reported filing a prospectus supplement to its automatic shelf registration statement on Form S-3, Registration No. 333-298099. The company also reported that the current report’s sole purpose is to provide the related legal opinion and associated exhibits.
What is the purpose of A10 Networks (ATEN) latest current report?
The company stated that the current report is filed solely to provide the legal opinion concerning the securities described in its Form S-3 prospectus supplement. That opinion, from Pillsbury Winthrop Shaw Pittman LLP, is attached as Exhibit 5.1, with related consent and data exhibits.
Who issued the legal opinion for A10 Networks (ATEN) shelf registration securities?
The legal opinion was issued by Pillsbury Winthrop Shaw Pittman LLP. It addresses the legality of the issuance and sale of the securities described in A10 Networks’ Form S-3 prospectus supplement and is included as Exhibit 5.1 to the current report.
Which exhibits are included in A10 Networks (ATEN) August 6, 2026 current report?
The report includes Exhibit 5.1 (legal opinion of Pillsbury Winthrop Shaw Pittman LLP), Exhibit 23.1 (consent of that firm, incorporated in Exhibit 5.1), and Exhibit 104.1 (cover page Inline XBRL data file).
What securities are covered by A10 Networks (ATEN) new legal opinion?
The opinion from Pillsbury Winthrop Shaw Pittman LLP relates to the legality of the issuance and sale of the securities described in A10 Networks’ prospectus supplement to its automatic shelf registration statement on Form S-3, Registration No. 333-298099.
AI-generated analysis. How Rhea-AI works. Not financial advice.
