A10 Networks, Inc. (ATEN)
$25.70-$1.33 (-4.92%) Today
Michelle Elizabeth Caron - OfficerA10 Networks Inc is a provider of secure application and network infrastructure solutions for enterprises and service providers across on-premises, hybrid cloud, and distributed environments. The company's offerings include application delivery and traffic management, distributed denial-of-service (DDoS) protection, application and API security, and centralized management. It serves customers across multiple industries, including telecommunications, technology, financial services, public sector, industrial, retail, gaming, and education. The majority of the company's revenue is derived from the sale of secure networking and cybersecurity solutions and related maintenance and support services.
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 2 | 16,738 | $460K |
| Tax withholding / forfeiture | 1 | 1,897 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
44 Form 4 filings on record, the earliest from Nov 13, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Dana Elizabeth Wolf - Director | Open-market sale | Common Stock | 2,652 | $25.65 | $68K | |
| Robert Scott Weber - Officer | Open-market sale | Common Stock | 14,086 | $27.86 | $392K | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 1,897 | $36.30 | $69K | |
| Michelle Elizabeth Caron - Officer | Option exercise | Common Stock | 2,989 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Tax withholding / forfeiture | Common Stock | 748 | $27.00 | $20K | |
| Michelle Elizabeth Caron - Officer | Option exercise | Performance-based Restricted Stock Units | 2,989 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Option exercise | Common Stock | 65,758 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Option exercise | Common Stock | 63,406 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 32,858 | $27.00 | $887K | |
| Dhrupad Trivedi - Officer | Option exercise | Performance-based Restricted Stock Units | 63,406 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Option exercise | Performance-based Restricted Stock Units | 65,758 | $0.00 | - | |
| Robert Scott Weber - Officer | Option exercise | Common Stock | 3,706 | $0.00 | - | |
| Robert Scott Weber - Officer | Option exercise | Common Stock | 3,882 | $0.00 | - | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 1,930 | $27.00 | $52K | |
| Robert Scott Weber - Officer | Option exercise | Performance-based Restricted Stock Units | 3,706 | $0.00 | - | |
| Robert Scott Weber - Officer | Option exercise | Performance-based Restricted Stock Units | 3,882 | $0.00 | - | |
| Eric Singer - Director | Open-market sale | Common Stock | 24,698 | $27.21 | $672K | |
| Dhrupad Trivedi - Officer | Option exercise | Common Stock | 63,406 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Option exercise | Common Stock | 65,753 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 32,858 | $27.13 | $891K | |
| Dhrupad Trivedi - Officer | Option exercise | Performance-based Restricted Stock Units | 63,406 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Option exercise | Performance-based Restricted Stock Units | 65,753 | $0.00 | - | |
| Robert Scott Weber - Officer | Option exercise | Common Stock | 3,882 | $0.00 | - | |
| Robert Scott Weber - Officer | Option exercise | Common Stock | 3,707 | $0.00 | - | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 1,930 | $27.13 | $52K | |
| Robert Scott Weber - Officer | Option exercise | Performance-based Restricted Stock Units | 3,882 | $0.00 | - | |
| Robert Scott Weber - Officer | Option exercise | Performance-based Restricted Stock Units | 3,707 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Option exercise | Common Stock | 13,706 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Option exercise | Common Stock | 2,989 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Tax withholding / forfeiture | Common Stock | 2,994 | $27.13 | $81K | |
| Michelle Elizabeth Caron - Officer | Option exercise | Performance-based Restricted Stock Units | 13,706 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Option exercise | Performance-based Restricted Stock Units | 2,989 | $0.00 | - | |
| Peter Y. Chung | Grant or award | Common Stock | 7,233 | $0.00 | - | |
| Dana Elizabeth Wolf - Director | Grant or award | Common Stock | 7,233 | $0.00 | - | |
| Eric Singer - Director | Grant or award | Common Stock | 7,233 | $0.00 | - | |
| Tor Braham - Director | Grant or award | Common Stock | 7,233 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 10,101 | $19.26 | $195K | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 757 | $19.26 | $15K | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 8,261 | $18.99 | $157K | |
| Dhrupad Trivedi - Officer | Open-market sale | Common Stock | 33,333 | $20.69 | $690K | |
| Dhrupad Trivedi - Officer | Open-market sale | Common Stock | 33,333 | $20.56 | $685K | |
| Dhrupad Trivedi - Officer | Grant or award | Common Stock | 131,516 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Open-market sale | Common Stock | 33,334 | $20.55 | $685K | |
| Dhrupad Trivedi - Officer | Grant or award | Performance-based Restricted Stock Units | 131,516 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Grant or award | Common Stock | 5,978 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Grant or award | Performance-based Restricted Stock Units | 5,978 | $0.00 | - | |
| Robert Scott Weber - Officer | Grant or award | Common Stock | 7,413 | $0.00 | - | |
| Robert Scott Weber - Officer | Grant or award | Performance-based Restricted Stock Units | 7,413 | $0.00 | - | |
| Sheen George Khoury - Officer | Grant or award | Common Stock | 7,771 | $0.00 | - | |
| Sheen George Khoury - Officer | Grant or award | Performance-based Restricted Stock Units | 7,771 | $0.00 | - | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 8,261 | $20.92 | $173K | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 1,897 | $20.92 | $40K | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 836 | $17.44 | $15K | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 4,614 | $17.44 | $80K | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 10,102 | $17.44 | $176K | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 61,945 | $17.44 | $1.08M | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 13,106 | $17.58 | $230K | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 1,024 | $17.58 | $18K | |
| Robert Scott Weber - Officer | Gift | Common Stock | 600 | $0.00 | - | |
| Robert Scott Weber - Officer | Tax withholding / forfeiture | Common Stock | 925 | $18.12 | $17K | |
| Dhrupad Trivedi - Officer | Tax withholding / forfeiture | Common Stock | 12,620 | $18.12 | $229K | |
| Michelle Elizabeth Caron - Officer | Grant or award | Common Stock | 13,706 | $0.00 | - | |
| Michelle Elizabeth Caron - Officer | Grant or award | Performance-based Restricted Stock Units | 13,706 | $0.00 | - |
A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| DANA ELIZABETH WOLF | Director | 2,652 | $68K | View on EDGAR | |
| ROBERT S WEBER | Officer | 14,086 | $392K | View on EDGAR | |
| - | - | - | - | View on EDGAR |
A10 Networks, Inc. (ATEN) had 3 insider filings in the last 90 days, with the most recent on 2026-08-25. The full record for ATEN runs to 44 Form 4 filings, the earliest from 2024-11-13. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
No insider purchases of ATEN were filed in the last 90 days.
2 insider sales of ATEN were filed in the last 90 days, totaling $460K.
This page tracks ATEN Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
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Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
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