| Investor | Value | Of portfolio | Shares | Change | Quarter |
|---|---|---|---|---|---|
| Renaissance Technologies | $56.8M | 0.08% | 1.52M | −15% | Q2 2026 |
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a ATEN trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Oct 4, 2026 | Henry Mary C.Director | Stock Award(Grant) at price 0.00 per share. | 8K | — |
| Aug 24, 2026 | Wolf Dana ElizabethDirector | Sale at price 25.65 per share. | 2.7K | $68.02K |
| Aug 10, 2026 | Weber Robert ScottGeneral Counsel | Sale at price 27.86 per share. | 14.1K | $392.44K |
| May 13, 2026 | Trivedi DhrupadChief Executive Officer | — | 129.2K | — |
| May 13, 2026 | Weber Robert ScottGeneral Counsel | — | 7.6K | — |
| May 13, 2026 | Caron Michelle ElizabethChief Financial Officer | — | 3K | — |
| May 4, 2026 | Singer Eric B.Director | Sale at price 27.21 per share. | 24.7K | $672.03K |
| May 4, 2026 | Trivedi DhrupadChief Executive Officer | — | 129.2K | — |
| May 4, 2026 | Weber Robert ScottGeneral Counsel | — | 7.6K | — |
| May 4, 2026 | Caron Michelle ElizabethChief Financial Officer | — | 16.7K | — |
| Apr 21, 2026 | Braham Tor RDirector | Stock Award(Grant) at price 0.00 per share. | 7.2K | — |
| Apr 21, 2026 | Chung Peter YDirector | Stock Award(Grant) at price 0.00 per share. | 7.2K | — |
| Apr 21, 2026 | Singer Eric B.Director | Stock Award(Grant) at price 0.00 per share. | 7.2K | — |
| Apr 21, 2026 | Wolf Dana ElizabethDirector | Stock Award(Grant) at price 0.00 per share. | 7.2K | — |
| Feb 12, 2026 | Trivedi DhrupadChief Executive Officer | Sale at price 20.55 - 20.69 per share. | 100K | $2.06M |
| Feb 11, 2026 | Trivedi DhrupadChief Executive Officer | Stock Award(Grant) at price 0.00 per share. | 131.5K | — |
| Feb 11, 2026 | Weber Robert ScottGeneral Counsel | Stock Award(Grant) at price 0.00 per share. | 7.4K | — |
| Feb 11, 2026 | Khoury Sheen GeorgeOfficer | Stock Award(Grant) at price 0.00 per share. | 7.8K | — |
| Feb 11, 2026 | Caron Michelle ElizabethChief Financial Officer | Stock Award(Grant) at price 0.00 per share. | 6K | — |
| Dec 11, 2025 | Weber Robert ScottGeneral Counsel | Stock Gift at price 0.00 per share. | 600 | — |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | -1.4 | 10.4 | 20.0 | 15.4 | 13.0 | 24.0 | -20.9 | -14.1 | 6.8 | 5.9 | +62.3% | ||
| 2025 | 6.6 | 6.0 | -21.4 | 0.9 | 4.7 | 12.1 | -4.8 | -3.9 | 2.5 | -1.7 | -3.5 | 2.7 | −3.9% |
| 2024 | 1.5 | -0.4 | 2.9 | -4.6 | 16.0 | -8.6 | -5.5 | 5.2 | 4.9 | 1.5 | 16.4 | 7.9 | +39.7% |
| 2023 | -6.9 | -1.7 | 1.8 | -8.7 | 5.3 | -2.0 | 6.4 | -4.1 | 0.9 | -27.7 | 14.9 | 5.4 | −20.8% |
| 2022 | -10.7 | -3.8 | -2.0 | 2.4 | 7.9 | -6.7 | 3.7 | -6.8 | -4.5 | 26.6 | 11.4 | -11.1 | +0.3% |
| 2021 | 0.7 | -5.9 | 2.9 | -9.7 | 12.1 | 15.7 | 13.4 | 8.8 | -3.0 | 38.6 | -17.5 | 7.5 | +68.2% |
| 2020 | -0.9 | -1.5 | -7.5 | 10.0 | -0.4 | 0.1 | 18.6 | 5.8 | -25.5 | 5.8 | 18.4 | 23.6 | +43.5% |
| 2019 | 8.8 | 2.8 | 1.6 | -8.9 | -5.7 | 12.0 | 11.1 | -8.4 | 0.0 | 7.1 | -10.2 | 3.0 | +10.1% |
| 2018 | -20.6 | 2.4 | -7.3 | 4.8 | 5.4 | -3.1 | 8.5 | 3.1 | -12.8 | -4.4 | 8.4 | -1.0 | −19.2% |
| 2017 | -4.1 | 18.7 | -3.3 | -11.5 | 0.9 | 3.3 | -16.2 | -7.4 | 15.4 | -3.3 | 9.7 | -3.7 | −7.1% |
| 2016 | -9.8 | 4.1 | -3.9 | 0.8 | 8.2 | 0.2 | 20.9 | 26.0 | 8.5 | -28.3 | 7.0 | 1.3 | +26.7% |
| 2015 | 10.1 | -9.8 | 0.0 | 5.1 | 33.0 | 6.4 | 1.1 | 2.0 | -9.8 | 19.9 | 7.4 | -14.9 | +50.5% |
| 2014 | -13.0 | -12.6 | 16.3 | -18.8 | 8.0 | -21.9 | -51.7 | -7.3 | 6.9 | −71.0% |
A10 Networks, Inc. provides secure application and network infrastructure solutions in the United States, the rest of Americas, Japan, rest of the Asia Pacific, Europe, the Middle East, and Africa. The company offers security products, such as ThreatX, a web application protection platform; A10 Defend DDoS Detector, a network-wide anomaly detection product; A10 Defend DDoS Orchestrator, a defense, orchestration, and management product; A10 Defend DDoS Mitigator, a mitigation product with automation; A10 Defend Threat Control, an attack SaaS platform; and Defend Next-Gen WAF, an integrated application delivery and web application firewall. It also provides infrastructure products, including A10 Thunder ADC, an application delivery controller and load balancer; A10 Thunder CFW, a consolidated network security platform with stateful firewall, IPsec VPN, CGN, ADC, SSLi, and secure web gateway; A10 Thunder CGN, a NAT, IPv4 preservation and IPv6 migration product; and SSL insight in Thunder CFW, a TLS and SSL decryption for real-time visibility into encryption traffic under the SSLi brand. In addition, the company provides centralized management and analytics comprising A10 Control, a centralized, management, control, and analytics platform for agile operations and automation. It serves telecommunications, technology, financial services, public sector, industrial, retail, gaming, and education industries through distribution channels, distributors, value added resellers, and system integrators. The company was incorporated in 2004 and is headquartered in San Jose, California.
Buy / hold / sell counts