A10 Networks, Inc. (ATEN)

NYSE Information Technology Systems Software S&P SmallCap 600

$24.76

+2.16 (+9.56%)

Close of Nov 06, 2026 · end-of-day data

Source: A10 Networks, Inc.'s 10-K / 10-Q XBRL data on SEC EDGAR · fetched Nov 06, 2026

Revenue, net income & free cash flow

Income statement

fiscal years · USD

Fiscal year	FY2016	FY2017	FY2018	FY2019	FY2020	FY2021	FY2022	FY2023	FY2024	FY2025
Revenue	$227.30M	$235.43M	$232.22M	$212.63M	$225.53M	$250.04M	$280.34M	$251.70M	$261.70M	$290.56M
Cost of revenue	$54.41M	$53.32M	$51.90M	$48.88M	$50.15M	$53.51M	$56.83M	$47.96M	$51.42M	$60.04M
Gross profit	$172.88M	$182.11M	$180.33M	$163.75M	$175.38M	$196.54M	$223.51M	$203.74M	$210.28M	$230.51M
Research & development	$60.70M	$62.99M	$65.16M	$61.82M	$58.06M	$54.08M	$58.40M	$55.23M	$57.73M	$69.10M
Operating income	-$20.57M	-$10.37M	-$27.68M	-$17.09M	$17.73M	$33.39M	$53.08M	$38.65M	$43.97M	$47.14M
Interest expense	$424.00K	$162.00K	$129.00K	$237.00K	$1.00K	$0	—	—	—	$5.90M
Pre-tax income	-$21.63M	-$9.54M	-$26.54M	-$16.41M	$19.14M	$31.64M	$52.72M	$43.80M	$58.10M	$52.42M
Income tax	$757.00K	$1.21M	$1.08M	$1.41M	$1.32M	-$63.24M	$5.81M	$3.83M	$7.96M	$10.29M
Net income	-$22.39M	-$10.75M	-$27.62M	-$17.82M	$17.82M	$94.89M	$46.91M	$39.97M	$50.14M	$42.14M
EBITDA	-$12.30M	-$1.86M	-$19.80M	-$7.07M	$29.04M	$42.30M	$60.46M	$47.99M	$55.26M	$62.00M
EPS (basic)	$-0.34	$-0.15	$-0.38	$-0.23	$0.23	$1.23	$0.62	$0.54	$0.68	$0.58
EPS (diluted)	$-0.34	$-0.15	$-0.38	$-0.23	$0.22	$1.19	$0.60	$0.53	$0.67	$0.57
Diluted shares	65.70M	70.05M	72.88M	76.08M	80.02M	80.04M	77.75M	75.55M	75.30M	73.59M
Gross margin	76.1%	77.4%	77.7%	77.0%	77.8%	78.6%	79.7%	80.9%	80.4%	79.3%
Operating margin	-9.0%	-4.4%	-11.9%	-8.0%	7.9%	13.4%	18.9%	15.4%	16.8%	16.2%
Net margin	-9.9%	-4.6%	-11.9%	-8.4%	7.9%	37.9%	16.7%	15.9%	19.2%	14.5%

Balance sheet

fiscal years · USD

Fiscal year	FY2016	FY2017	FY2018	FY2019	FY2020	FY2021	FY2022	FY2023	FY2024	FY2025
Cash & equivalents	$28.98M	$46.57M	$40.62M	$45.74M	$83.28M	$78.92M	$67.97M	$97.24M	$95.13M	$71.14M
Short-term investments	—	—	—	—	$74.85M	$106.12M	$83.02M	$62.06M	$100.43M	$306.71M
Receivables	$61.29M	$48.27M	$53.97M	$53.57M	$51.05M	$61.80M	$72.93M	$74.31M	$76.69M	$62.07M
Inventory	$15.85M	$17.58M	$17.93M	$22.38M	$20.73M	$22.46M	$19.69M	$23.52M	$22.00M	$18.03M
Total current assets	$196.70M	$203.80M	$214.94M	$220.94M	$242.30M	$284.02M	$256.99M	$271.82M	$307.29M	$475.95M
Goodwill	$1.31M	$1.31M	$1.31M	$1.31M	$1.31M	$1.31M	$1.31M	$1.31M	$1.31M	$15.13M
Total assets	$216.73M	$224.86M	$235.88M	$274.05M	$290.81M	$393.08M	$369.11M	$389.81M	$432.81M	$629.81M
Total current liabilities	$101.42M	$92.73M	$97.37M	$97.58M	$107.78M	$116.08M	$118.25M	$111.07M	$123.57M	$133.65M
Short-term debt	—	—	—	—	—	—	—	—	—	$0
Long-term debt	—	—	—	—	—	—	—	—	$0	$218.79M
Total debt	—	—	—	—	—	—	—	—	$0	$218.79M
Total liabilities	$133.98M	$126.47M	$131.99M	$165.27M	$174.84M	$184.20M	$188.09M	$181.93M	$200.99M	$418.27M
Shareholders' equity	$82.75M	$98.39M	$103.88M	$108.79M	$115.97M	$208.89M	$181.01M	$207.88M	$231.83M	$211.55M

Cash flow

fiscal years · USD

Fiscal year	FY2016	FY2017	FY2018	FY2019	FY2020	FY2021	FY2022	FY2023	FY2024	FY2025
Operating cash flow	$18.78M	$14.31M	-$2.69M	-$426.00K	$55.29M	$50.10M	$66.10M	$44.51M	$90.49M	$84.89M
Capital expenditures	$4.87M	$5.73M	$2.80M	$4.34M	$3.56M	$5.17M	$10.80M	$10.90M	$12.27M	$20.13M
Free cash flow	$13.91M	$8.58M	-$5.49M	-$4.77M	$51.72M	$44.93M	$55.30M	$33.62M	$78.22M	$64.77M
Investing cash flow	-$96.36M	-$5.14M	-$6.88M	-$251.00K	$5.20M	-$38.07M	$11.09M	$13.61M	-$48.35M	-$243.64M
Financing cash flow	$8.44M	$8.42M	$3.62M	$5.80M	-$22.95M	-$16.38M	-$88.14M	-$28.85M	-$44.26M	$134.75M
Dividends paid	—	—	—	$0	$0	$3.88M	$15.92M	$17.82M	$17.80M	$17.37M
Share buybacks	$1.80M	$3.07M	$0	$0	$32.54M	$18.27M	$79.26M	$15.97M	$30.08M	$68.92M
Stock-based compensation	$16.92M	$17.20M	$17.04M	$16.53M	$12.31M	$14.42M	$13.33M	$14.08M	$17.05M	$20.03M
Depreciation & amortization	$8.27M	$8.51M	$7.88M	$10.03M	$11.30M	$8.91M	$7.38M	$9.35M	$11.29M	$14.86M

Income statement

quarters · USD

Quarter ended	Dec 2023	Mar 2024	Jun 2024	Sep 2024	Dec 2024	Mar 2025	Jun 2025	Sep 2025	Dec 2025	Mar 2026	Jun 2026	Sep 2026
Revenue	$70.42M	$60.67M	$60.10M	$66.72M	$74.20M	$66.14M	$69.38M	$74.68M	$80.36M	$75.00M	$80.14M	$91.55M
Cost of revenue	$13.27M	$11.44M	$12.04M	$13.04M	$14.90M	$13.44M	$14.67M	$14.83M	$17.10M	$15.28M	$16.76M	$19.49M
Gross profit	$57.14M	$49.23M	$48.06M	$53.68M	$59.31M	$52.70M	$54.71M	$59.85M	$63.26M	$59.72M	$63.38M	$72.05M
Research & development	$11.98M	$14.06M	$14.74M	$15.73M	$13.19M	$15.90M	$16.26M	$18.38M	$18.57M	$19.02M	$21.15M	$21.57M
Operating income	$18.01M	$7.21M	$7.92M	$10.44M	$18.40M	$8.78M	$10.31M	$12.99M	$15.06M	$13.00M	$9.02M	$18.30M
Interest expense	—	—	—	—	—	$300.00K	$1.90M	$1.90M	$1.80M	$1.90M	$1.90M	$1.90M
Income tax	$1.18M	$1.49M	$1.51M	$1.75M	$3.21M	$935.00K	$1.39M	$1.80M	$6.16M	$2.19M	$1.04M	$2.58M
Net income	$17.92M	$9.73M	$9.48M	$12.64M	$18.30M	$9.54M	$10.54M	$12.19M	$9.87M	$12.03M	$8.88M	$17.16M
EBITDA	$20.51M	$9.90M	$10.73M	$13.18M	$21.44M	$12.17M	$13.99M	$16.79M	$19.04M	$16.97M	$13.47M	$23.14M
EPS (basic)	$0.24	$0.13	$0.13	$0.17	$0.25	$0.13	$0.15	$0.17	$0.13	$0.17	$0.12	$0.24
EPS (diluted)	$0.24	$0.13	$0.13	$0.17	$0.25	$0.13	$0.14	$0.17	$0.13	$0.17	$0.12	$0.23
Diluted shares	-89.00K	75.32M	75.50M	74.78M	66.00K	75.05M	73.12M	73.05M	-215.00K	72.92M	75.65M	75.70M
Gross margin	81.1%	81.1%	80.0%	80.5%	79.9%	79.7%	78.9%	80.1%	78.7%	79.6%	79.1%	78.7%
Operating margin	25.6%	11.9%	13.2%	15.7%	24.8%	13.3%	14.9%	17.4%	18.7%	17.3%	11.3%	20.0%
Net margin	25.4%	16.0%	15.8%	18.9%	24.7%	14.4%	15.2%	16.3%	12.3%	16.0%	11.1%	18.7%

Balance sheet

quarters · USD

Quarter ended	Dec 2023	Mar 2024	Jun 2024	Sep 2024	Dec 2024	Mar 2025	Jun 2025	Sep 2025	Dec 2025	Mar 2026	Jun 2026	Sep 2026
Cash & equivalents	$97.24M	$122.91M	$77.46M	$78.06M	$95.13M	$243.85M	$252.92M	$86.56M	$71.14M	$57.90M	$54.68M	$75.80M
Short-term investments	$62.06M	$59.16M	$99.68M	$104.04M	$100.43M	$112.00M	$114.46M	$284.30M	$306.71M	$311.87M	$302.67M	$284.57M
Receivables	$74.31M	$55.91M	$57.40M	$64.95M	$76.69M	$65.38M	$52.36M	$61.58M	$62.07M	$69.00M	$72.24M	$52.07M
Inventory	$23.52M	$24.89M	$25.21M	$23.42M	$22.00M	$20.54M	$20.08M	$18.96M	$18.03M	$20.17M	$31.73M	$36.43M
Total current assets	$271.82M	$276.10M	$275.05M	$283.84M	$307.29M	$458.19M	$457.06M	$468.68M	$475.95M	$479.55M	$483.20M	$478.69M
Goodwill	$1.31M	$1.31M	$1.31M	$1.31M	$1.31M	$15.07M	$15.07M	$15.13M	$15.13M	$15.13M	$47.90M	$47.30M
Total assets	$389.81M	$395.66M	$397.17M	$407.75M	$432.81M	$606.22M	$607.91M	$620.13M	$629.81M	$634.42M	$677.68M	$662.89M
Total current liabilities	$111.07M	$112.86M	$115.03M	$127.04M	$123.57M	$113.22M	$108.16M	$128.73M	$133.65M	$129.12M	$374.52M	$138.49M
Short-term debt	—	—	—	—	—	—	—	—	$0	—	$219.52M	—
Long-term debt	—	—	—	—	$0	$217.72M	$218.09M	$218.45M	$218.79M	$219.15M	$0	$219.88M
Total debt	—	—	—	—	$0	$217.72M	$218.09M	$218.45M	$218.79M	$219.15M	$219.52M	$219.88M
Total liabilities	$181.93M	$181.35M	$182.81M	$190.48M	$200.99M	$410.34M	$403.93M	$413.92M	$418.27M	$413.58M	$439.71M	$430.07M
Shareholders' equity	$207.88M	$214.31M	$214.36M	$217.27M	$231.83M	$195.88M	$203.99M	$206.21M	$211.55M	$220.84M	$237.97M	$232.82M

Cash flow

quarters · USD

Quarter ended	Dec 2023	Mar 2024	Jun 2024	Sep 2024	Dec 2024	Mar 2025	Jun 2025	Sep 2025	Dec 2025	Mar 2026	Jun 2026	Sep 2026
Operating cash flow	$2.73M	$32.44M	$12.21M	$20.13M	$25.71M	$17.20M	$22.18M	$22.80M	$22.71M	$2.23M	$29.11M	$33.97M
Capital expenditures	$3.14M	$2.92M	$3.49M	$3.47M	$2.38M	$4.49M	$4.24M	$4.73M	$6.66M	$2.92M	$1.61M	$3.29M
Free cash flow	-$413.00K	$29.52M	$8.72M	$16.66M	$23.33M	$12.71M	$17.94M	$18.08M	$16.04M	-$689.00K	$27.50M	$30.68M
Investing cash flow	$165.00K	$643.00K	-$43.12M	-$5.72M	-$158.00K	-$34.75M	-$6.50M	-$173.82M	-$28.58M	-$8.68M	-$27.34M	$14.53M
Financing cash flow	-$9.80M	-$7.42M	-$14.54M	-$13.81M	-$8.49M	$166.26M	-$6.61M	-$15.36M	-$9.54M	-$6.80M	-$4.99M	-$27.38M
Dividends paid	$4.45M	$4.47M	$4.47M	$4.43M	$4.43M	$4.43M	$4.32M	$4.32M	$4.29M	$4.30M	$4.33M	$4.35M
Share buybacks	$7.30M	$3.04M	$11.84M	$9.45M	$5.76M	$47.03M	$3.94M	$11.04M	$6.91M	$2.50M	$2.38M	$23.02M
Stock-based compensation	$2.90M	$3.84M	$4.27M	$4.18M	$4.76M	$6.02M	$4.41M	$4.78M	$4.82M	$4.82M	$8.97M	$5.78M
Depreciation & amortization	$2.50M	$2.69M	$2.81M	$2.74M	$3.04M	$3.40M	$3.68M	$3.80M	$3.98M	$3.97M	$4.45M	$4.84M

Quarterly figures are rebuilt from the year-to-date totals companies report — Q4 is the full year minus the first nine months, since no 10-Q is filed for it. Values are as filed; later restatements replace earlier ones. Fiscal years are labelled by the calendar year in which they end.