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A10 Networks, Inc.

ATEN
Exchange
NYSE
Industry
Computer Communications Equipment
SEC CIK
0001580808

In the last 90 days, A10 Networks, Inc. insiders filed 0 open-market purchases and 1 sale; 315 institutions reported holding it in 13F filings for Q2 2026, worth $2.86B in total; no superinvestor holds it.

Currency
USD
Source
SEC XBRL data (10-K, 10-Q, 20-F, 40-F)
Updated
Nov 8, 2026, 10:53 PM ET

Revenue flow, FY2025

Where the revenue went in FY2025, from the income statement below. Green is profit; orange is costs, expenses and taxes. Percentages are shares of revenue; hover over a band or a bar for the exact amount.

Income statement

Each column is one fiscal year, newest first.

Income statement of A10 Networks, Inc., annual
Line itemFY2025FY2024FY2023FY2022FY2021
Period endDec 31, 2025Dec 31, 2024Dec 31, 2023Dec 31, 2022Dec 31, 2021
Filing10-K10-K10-K10-K10-K
ReportedFeb 4, 2026Feb 4, 2025Feb 6, 2024Feb 7, 2023Feb 1, 2022
Revenue$290.6M$261.7M$251.7M$280.3M$250.0M
Cost of revenue$60.0M$51.4M$48.0M$56.8M$53.5M
Gross profit$230.5M$210.3M$203.7M$223.5M$196.5M
Operating expenses$183.4M$166.3M$165.1M$170.4M$163.1M
Research and development$69.1M$57.7M$55.2M$58.4M$54.1M
Selling, general and administrative$29.8M$25.3M$23.9M$23.5M$23.4M
Operating income$47.1M$44.0M$38.6M$53.1M$33.4M
Interest expense$5.90M–––$0
Income tax$10.3M$7.96M$3.83M$5.81M-$63.2M
Net income$42.1M$50.1M$40.0M$46.9M$94.9M
EPS, basic$0.58$0.68$0.54$0.62$1.23
EPS, diluted$0.57$0.67$0.53$0.60$1.19
Weighted shares, basic72.3M74.1M74.2M75.5M77.0M
Weighted shares, diluted73.6M75.3M75.5M77.8M80.0M
Margins and growth
Gross margin79.3%80.4%80.9%79.7%78.6%
Operating margin16.2%16.8%15.4%18.9%13.4%
Net margin14.5%19.2%15.9%16.7%37.9%
Revenue growth, year over year+11.0%+4.0%−10.2%+12.1%+10.9%
Net income growth, year over year−16.0%+25.4%−14.8%−50.6%+432.6%

Balance sheet

Each column is one fiscal year, newest first.

Balance sheet of A10 Networks, Inc., annual
Line itemFY2025FY2024FY2023FY2022FY2021
Period endDec 31, 2025Dec 31, 2024Dec 31, 2023Dec 31, 2022Dec 31, 2021
Filing10-K10-K10-K10-K10-K
ReportedFeb 4, 2026Feb 4, 2025Feb 6, 2024Feb 7, 2023Feb 1, 2022
Cash and equivalents––––$78.9M
Short-term investments$306.7M$100.4M$62.1M$83.0M$106.1M
Accounts receivable$62.1M$76.7M$74.3M$72.9M$61.8M
Inventory$18.0M$22.0M$23.5M$19.7M$22.5M
Total current assets$476.0M$307.3M$271.8M$257.0M$284.0M
Property, plant and equipment$50.2M$39.1M$29.9M$19.7M$10.7M
Goodwill$15.1M$1.31M$1.31M$1.31M$1.31M
Intangible assets$6.26M–$0$0$0
Total assets$629.8M$432.8M$389.8M$369.1M$393.1M
Accounts payable$11.7M$12.5M$7.02M$6.72M$6.85M
Total current liabilities$133.7M$123.6M$111.1M$118.2M$116.1M
Long-term debt$218.8M––––
Total liabilities$418.3M$201.0M$181.9M$188.1M$184.2M
Shareholders' equity$211.5M$231.8M$207.9M$181.0M$208.9M

Cash flow statement

Each column is one fiscal year, newest first. Free cash flow is operating cash flow minus capital expenditures.

Cash flow statement of A10 Networks, Inc., annual
Line itemFY2025FY2024FY2023FY2022FY2021
Period endDec 31, 2025Dec 31, 2024Dec 31, 2023Dec 31, 2022Dec 31, 2021
Filing10-K10-K10-K10-K10-K
ReportedFeb 4, 2026Feb 4, 2025Feb 6, 2024Feb 7, 2023Feb 1, 2022
Operating cash flow$84.9M$90.5M$44.5M$66.1M$50.1M
Capital expenditures$20.1M$12.3M$10.9M$10.8M$5.17M
Free cash flow$64.8M$78.2M$33.6M$55.3M$44.9M
Depreciation and amortization$14.9M$11.3M$9.35M$7.38M$8.91M
Stock-based compensation$20.0M$17.0M$14.1M$13.3M$14.4M
Dividends paid$17.4M$17.8M$17.8M$15.9M$3.88M
Share buybacks$68.9M$30.1M$16.0M$79.3M$18.3M
Investing cash flow-$243.6M-$48.4M$13.6M$11.1M-$38.1M
Financing cash flow$134.8M-$44.3M-$28.8M-$88.1M-$16.4M
Net change in cash-$24.0M-$2.12M$29.3M-$11.0M-$4.36M
Ratio
Stock-based compensation, % of revenue6.9%6.5%5.6%4.8%5.8%

Shares outstanding

Common shares outstanding as stated on the cover of each 10-K and 10-Q. The date is the cover date, not the period end; a rising count means dilution.

Shares outstanding for A10 Networks, Inc. by cover date
Cover dateShares outstandingChange in a yearFiling
Oct 29, 202672.1M+0.5%SEC
Jul 31, 202672.6M+0.6%SEC
May 4, 202672.0M−0.1%SEC
Feb 19, 202671.7M−3.0%SEC
Oct 31, 202571.7M−2.8%SEC
Aug 1, 202572.2M−2.3%SEC
May 1, 202572.1M−3.2%SEC
Feb 20, 202574.0M−0.7%SEC

Notes and known gaps

How these numbers are put together, and what they can't tell you.

  • Numbers come from the XBRL data in each period's original 10-K, 10-Q, 20-F or 40-F, or its amendment. They are shown as filed: later filings don't restate earlier periods here.
  • Reported is the filing date of the first 8-K with Item 2.02 (results of operations) after the period ended, no later than the 10-Q or 10-K and within 120 days. Companies that release results only in the 10-Q, and foreign companies, which use Form 6-K, have none.

Known gaps

  • Foreign companies that file Form 20-F or 40-F have annual statements only: their quarterly results are furnished on Form 6-K, which has no XBRL data.
  • EPS and share counts are as reported at the time, not adjusted for later stock splits.
  • For ADRs, EPS is per ordinary share, not per ADS (one TSMC ADS is five ordinary shares).
  • For banks, revenue may be interest income only, depending on how the bank tags its filings; cost of revenue and gross profit are usually blank.
  • Companies with several share classes, such as Berkshire Hathaway, may have no EPS and no cover share count.
  • Depreciation and amortization is missing for some companies that report it under their own XBRL tags.