This is a routine administrative filing with no impact on company fundamentals or guidance. Monitor the prospectus supplement for actual pricing or selling schedule details if/when the selling stockholders execute sales, but the filing itself carries no trade signal.
Price Chart
Executive Summary
A10 Networks filed a prospectus supplement to its existing automatic shelf registration statement, registering 153,962 shares of common stock for sale by certain selling stockholders. This filing is purely administrative—it attaches the legal opinion for the share resale—and does not involve new issuance by the company, any financial data, or a corporate catalyst.
Key Facts
- Filed prospectus supplement to automatic shelf registration on Form S-3 (No. 333-298099) on August 6, 2026.
- Registration covers up to 153,962 shares of common stock for sale by certain (prespecified) stockholders.
- 8-K is filed solely to attach the legal opinion (Exhibit 5.1) from Pillsbury Winthrop Shaw Pittman LLP on the legality of the shares.
- No new share issuance by the company—only a secondary resale by existing holders.
Financial Impact
153,962 shares registered for secondary sale; no company proceeds, no offering price or dollar amount disclosed.
Risk Factors
- Potential overhang from a large sell-down by the named stockholders if they execute the entire 153,962-share block, though no timing or pricing is given.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 5 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 8-K Filing (Primary) | 0001193125-26-338817 |
| Document: d141648dex51.htm | 0001193125-26-338817 |
| Document: 0001193125-26-338817-index-headers.html | 0001193125-26-338817 |
| Document: 0001193125-26-338817-index.html | 0001193125-26-338817 |
| Document: 0001193125-26-338817.txt | 0001193125-26-338817 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 20, 2026 6d ago | Institutional Cluster | $25.05 | awaiting T+20 | — | $26.75 (+6.77%) |
Oct 7, 2026 19d ago | 3 | $27.96 | awaiting T+20 | — | $26.75 (−4.35%) |
Sep 14, 2026 6w ago | 8-K | $25.61 $28.72 | ▲ +12.14% | ▲ +9.88% | $26.75 (+4.43%) |
Aug 16, 2026 10w ago | Institutional Cluster | $27.35 $26.75 | ▼ −2.19% | ▼ −0.22% | $26.75 (−2.21%) |
Aug 6, 2026 11w ago | 8-K | $26.84 $24.59 | ▼ −8.38% | ▼ −7.99% | $26.75 (−0.35%) |
Jun 11, 2026 19w ago | Institutional Cluster | $32.66 $38.11 | ▲ +16.69% | ▲ +14.80% | $26.75 (−18.11%) |
May 5, 2026 24w ago | 144 | $26.72 $31.44 | ▲ +17.66% | ▲ +14.88% | $26.75 (+0.09%) |
May 1, 2026 25w ago | 8-K | $27.04 $31.54 | ▲ +16.64% | ▲ +11.00% | $26.75 (−1.09%) |
Apr 28, 2026 25w ago | 8-K | $26.63 $29.15 | ▲ +9.46% | ▲ +4.00% | $26.75 (+0.43%) |
Apr 8, 2026 28w ago | DEFA14A | $25.03 $27.13 | ▲ +8.39% | ▼ −0.15% | $26.75 (+6.85%) |
US Market Status
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