A10 Networks, Inc.
Total Trades
102
Buys
0
Sells
97
Largest Trade
N/A
Insiders
8
Institutional Funds
198
Inst. Value
$1M+
Activist Filings
16
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Trivedi Dhrupad | CEO | EXERCISE | N/A | 49K | — | Feb 4, 2023 |
| Trivedi Dhrupad | CEO | SELL | $100K–$500K | 7K | $15.83 | Feb 4, 2023 |
| Becker Brian | CFO | SELL | $1K–$15K | 798 | $15.15 | Feb 1, 2023 |
| BRUENING MATTHEW P | EVP | SELL | $50K–$100K | 4K | $15.15 | Feb 1, 2023 |
| Trivedi Dhrupad | CEO | SELL | $100K–$500K | 15K | $15.15 | Feb 1, 2023 |
| Trivedi Dhrupad | CEO | SELL | $100K–$500K | 15K | $18.84 | Dec 9, 2022 |
| CHUNG PETER Y | Director | SELL | $1M+ | 1.5M | $17.20 | Nov 17, 2022 |
| Singer Eric | Director | SELL | $1M+ | 61K | $18.01 | Nov 10, 2022 |
| Becker Brian | CFO | SELL | $50K–$100K | 5K | $18.00 | Nov 7, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $50K–$100K | 5K | $17.71 | Nov 4, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $15K–$50K | 2K | $13.10 | Sep 8, 2022 |
| Becker Brian | CFO | SELL | $1K–$15K | 1K | $13.10 | Sep 8, 2022 |
| Trivedi Dhrupad | CEO | SELL | $50K–$100K | 7K | $13.10 | Sep 8, 2022 |
| Trivedi Dhrupad | CEO | SELL | $100K–$500K | 7K | $16.04 | Aug 22, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $15K–$50K | 2K | $16.04 | Aug 22, 2022 |
| Becker Brian | CFO | SELL | N/A | 1K | — | Aug 22, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $50K–$100K | 6K | $15.92 | Aug 16, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $50K–$100K | 5K | $15.22 | Aug 11, 2022 |
| Becker Brian | CFO | SELL | $15K–$50K | 2K | $15.22 | Aug 11, 2022 |
| Trivedi Dhrupad | CEO | SELL | $1M+ | 88K | $15.25 | Aug 10, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $100K–$500K | 9K | $15.49 | Aug 5, 2022 |
| Singer Eric | Director | SELL | $100K–$500K | 30K | $15.23 | Aug 5, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $15K–$50K | 1K | $14.75 | Aug 3, 2022 |
| Becker Brian | CFO | SELL | $15K–$50K | 1K | $14.75 | Aug 3, 2022 |
| Trivedi Dhrupad | CEO | SELL | $50K–$100K | 7K | $14.75 | Aug 3, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $50K–$100K | 5K | $15.00 | Jun 29, 2022 |
| Singer Eric | Director | SELL | $500K+ | 35K | $15.88 | Jun 10, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $100K–$500K | 18K | $15.48 | May 31, 2022 |
| Becker Brian | CFO | SELL | $100K–$500K | 7K | $15.00 | May 31, 2022 |
| Singer Eric | Director | SELL | $1M+ | 140K | $14.69 | May 27, 2022 |
| Singer Eric | Director | SELL | $1M+ | 180K | $14.74 | May 21, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $50K–$100K | 5K | $15.13 | May 18, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $15K–$50K | 3K | $15.01 | May 10, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $15K–$50K | 2K | $15.01 | May 10, 2022 |
| Singer Eric | Director | SELL | $1M+ | 599K | $15.05 | May 10, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $15K–$50K | 3K | $14.43 | Apr 29, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $50K–$100K | 5K | $15.00 | Apr 26, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $15K–$50K | 2K | $14.17 | Apr 5, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $15K–$50K | 2K | $12.52 | Mar 15, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $15K–$50K | 3K | $12.52 | Mar 15, 2022 |
| Becker Brian | CFO | SELL | $1K–$15K | 401 | $12.52 | Mar 15, 2022 |
| Trivedi Dhrupad | CEO | SELL | $100K–$500K | 21K | $12.52 | Mar 15, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $15K–$50K | 2K | $13.47 | Feb 5, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $15K–$50K | 2K | $13.47 | Feb 5, 2022 |
| Becker Brian | CFO | SELL | $15K–$50K | 1K | $13.47 | Feb 5, 2022 |
| Trivedi Dhrupad | CEO | SELL | $50K–$100K | 6K | $13.47 | Feb 5, 2022 |
| COCHRAN ROBERT D | EVP Legal & Corp C… | SELL | $15K–$50K | 3K | $14.59 | Feb 2, 2022 |
| BRUENING MATTHEW P | EVP | SELL | $50K–$100K | 4K | $14.59 | Feb 2, 2022 |
| Becker Brian | CFO | SELL | $1K–$15K | 682 | $14.59 | Feb 2, 2022 |
| Trivedi Dhrupad | CEO | SELL | $100K–$500K | 15K | $14.59 | Feb 2, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 198 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| Penserra Capital Management LLC | 3.7M | $1M+ | SH |
| STATE STREET CORP | 3.1M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 2.5M | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 2.1M | $1M+ | SH |
| BARCLAYS PLC | 1.8M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 1.6M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 1.5M | $1M+ | SH |
| Boston Trust Walden Corp | 1.5M | $1M+ | SH |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1.1M | $1M+ | SH |
| Boston Partners | 809K | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 729K | $1M+ | SH |
| ROYCE & ASSOCIATES LP | 727K | $1M+ | SH |
| Defiance ETFs, LLC | 560K | $1M+ | SH |
| GOLDMAN SACHS GROUP INC | 555K | $1M+ | SH |
| Aptus Capital Advisors, LLC | 450K | $1M+ | SH |
| Bank of New York Mellon Corp | 433K | $1M+ | SH |
| BlackRock, Inc. | 395K | $1M+ | SH |
| Bridge City Capital, LLC | 379K | $1M+ | SH |
| TUDOR INVESTMENT CORP ET AL | 370K | $1M+ | SH |
| Impax Asset Management Group plc | 360K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Jul 9, 2025
3.1%
2.4M shares
SC 13G/A · Mar 6, 2025
10.1%
7.4M shares
SC 13G/A · Nov 8, 2024
0.0%
606K shares
SC 13G/A · Jul 8, 2024
2.8%
2.0M shares
SC 13G/A · Apr 8, 2024
10.7%
7.9M shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
9.5%
7.1M shares
SC 13G/A · Jan 19, 2024
17.8%
13.2M shares
SC 13G/A · Jan 12, 2024
7.7%
5.7M shares
SC 13G/A · Jan 31, 2023
5.3%
3.9M shares
SC 13G/A · Jan 26, 2023
15.8%
11.6M shares
SC 13G/A · Jan 20, 2023
15.8%
11.6M shares
SC 13G/A · Jan 11, 2023
5.3%
3.9M shares
SC 13G · May 9, 2022
12.8%
9.7M shares
LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED
SC 13G · Feb 14, 2022
3.1%
2.4M shares
Renaissance Technologies LLC 26-0385758
SC 13G/A · Feb 10, 2022
3.8%
3.0M shares
SC 13G · Jan 28, 2022
5.3%
4.1M shares