analyzeportfolio
NYSE · Technology

A10 Networks, Inc. (ATEN)

As-reported financials and SEC filings for A10 Networks, Inc. The latest annual period is FY2025. The latest reported quarter is Q2 FY2026. Financial statements come straight from the company’s EDGAR filings; valuation figures such as P/E and market cap use market data.

About A10 Networks, Inc.

A10 Networks, Inc. provides secure application and network infrastructure solutions for enterprises and service providers worldwide. Its products include application delivery, traffic management, DDoS protection, API security, and centralized management tools designed for on-premises, hybrid cloud, and distributed environments. The company serves industries such as telecommunications, financial services, public sector, and retail, offering hardware appliances, software, virtual and containerized solutions, as well as cloud-native and subscription-based services.

Snapshot

Revenue
$290.6M
Revenue growth (YoY)
11.0%
Net income
$42.1M
Diluted EPS
$0.57
Gross margin
79.3%
Operating margin
16.2%
Net margin
14.5%
FCF margin
22.3%
ROE
19.9%
net income / fiscal-year-end equity
P/E
44.3×
trailing when available, otherwise FY EPS
Market cap
$1.87B
Long-term debt / equity
1.03×
non-current term debt only

Fundamentals are from SEC filings for FY2025, the latest annual period (ended December 31, 2025). P/E and market cap are derived from stored market prices, last retrieved on a rolling basis and typically within the past week.

What changed at A10 Networks

  • Revenue grew 11.0% to $291M in FY2025, faster than the 4.0% the year before.
  • Operating margin is 16.2% in FY2025, +2.9 pp against 13.4% in FY2021.
  • Most recent quarter Q2 FY2026: revenue $80M, up 15.5% from Q2 FY2025.
  • Free cash flow was $65M in FY2025, 22.3% of revenue.
  • Net income fell 16.0% to $42M in FY2025.

Computed from the as-reported figures in the statements below. A change we cannot state from filed figures is left out rather than estimated.

Peer comparison

Where A10 Networks’s fundamentals sit among the 625 Technology companies. Each figure is ranked only against peers that report it, from lowest (left) to highest (right).

Gross margin79.3%
90th percentile of 509
Operating margin16.2%
79th percentile of 563
Net margin14.5%
77th percentile of 577
FCF margin22.3%
77th percentile of 544
Revenue growth (YoY)+11.0%
53rd percentile of 616
ROE19.9%
82nd percentile of 540
P/E44.3×
69th percentile of 330
Long-term debt / equity1.03×
82nd percentile of 278
Short interest5.33d
75th percentile of 622

A10 Networks’s gross margin of 79.3% ranks in the 90th percentile of the 509 Technology companies reporting it.

No reported insider purchases (code P) in the last 90 days; 2 insider sales totaling $460,460. For context, about 15% of companies in the universe saw any reported insider purchase (code P) in the same window. Browse insider activity →

Percentiles describe where a figure sits among sector peers reporting it (100th = highest). They are position within a peer group, not a rating, and not investment advice. Short interest ranking uses days to cover from FINRA Consolidated Short Interest data; FINRA is the owner and source of that data, included at no additional charge.

Institutional ownership

Held by 1 of the superinvestors we track (plus 6 quant / multi-strat books), based on each investor’s most recent 13F; periods vary by investor (newest: Q2 2026).

Conviction investors
1
+6 quant / multi-strat
Initiated / added
2
0 new, 2 added
Reduced / exited
5
5 trimmed, 0 exited
Combined position
$133.2M
reported long value
InvestorAs ofPosition valueSharesChange
Renaissance TechnologiesquantQ2 2026$56.8M1.5MReduced
Two Sigma InvestmentsquantQ2 2026$42.0M1.1MReduced
D. E. ShawquantQ2 2026$20.5M547.6KAdded
Millennium ManagementquantQ2 2026$6.6M175.6KReduced
Citadel AdvisorsquantQ2 2026$3.5M93.2KReduced
AQR Capital ManagementquantQ2 2026$3.1M83.2KAdded
Gotham Asset ManagementQ2 2026$737,52419.7KReduced

From quarterly Form 13F filings, which can be up to 45 days delayed. Long US-listed positions only: excludes short positions, options, cash, bonds, and non-US holdings, so this is not a manager’s complete portfolio. Counts are of the investors we track, not all institutions. Not investment advice.

Recent insider activity

Non-derivative buys and sells (codes P/S) reported by officers, directors and 10% owners on SEC Form 4.

Buys (90d)
0
code P
Bought (90d)
code P value
Sells (90d)
2
$460K
Reported activity
Net selling
by $ value, 90d
Trade dateInsiderTypeSharesPriceValue
2026-08-25
Wolf Dana ElizabethDirectorSell2.7K$25.65$68K
2026-08-11
filed 2026-08-12
Weber Robert ScottGeneral CounselSell14.1K$27.86$392K
2026-05-05
filed 2026-05-06
Singer EricDirectorSell24.7K$27.21$672K

Reported non-derivative purchases and sales (codes P/S) — which may be open-market or private; excludes option exercises, grants, and shares withheld for taxes. Dates shown are the trade date; a Form 4 can be filed days to years later. A sale can be routine (e.g. a pre-set 10b5-1 plan), so read individual transactions in context. From SEC Form 4. Not investment advice.

Short interest

Total shares sold short as of each twice-monthly FINRA settlement. Rising short interest means more investors are positioned against the stock; days to cover estimates how many trading days of average volume that position represents.

Shares short
7.5M
settled 2026-08-14
Change vs prior
-0.9%
vs previous settlement
Days to cover
5.33
at avg daily volume
Avg daily volume
1.4M
FINRA reported
SettlementShares shortChangeDays to cover
2026-08-147.5M-0.9%5.33
2026-07-317.6M+11.2%5.57
2026-07-156.8M-4.5%6.06
2026-06-307.2M+16.9%4.64
2026-06-156.1M-1.7%5.02
2026-05-296.2M-10.2%6.83
2026-05-156.9M+15.7%7.47
2026-04-306.0M+10.4%4.42

Source: FINRA Consolidated Short Interest. FINRA is the owner and source of the FINRA-supplied data, which is included at no additional charge for your own personal or professional use; republishing or redistributing it is not permitted. Settlement dates are shown; FINRA publishes each settlement about nine business days later, so the latest figure can be two to four weeks old. Not presented as a percentage of float. No FINRA endorsement of this product is implied. Not investment advice.

Income statement (as reported)

 FY2025FY2024FY2023FY2022FY2021
Revenue$290.6M$261.7M$251.7M$280.3M$250.0M
Gross profit$230.5M$210.3M$203.7M$223.5M$196.5M
Operating income$47.1M$44.0M$38.6M$53.1M$33.4M
Net income$42.1M$50.1M$40.0M$46.9M$94.9M
Diluted EPS$0.57$0.67$0.53$0.60$1.19

Figures as reported to the SEC. Underlined values link to the filing they came from; dotted values are calculated by us from reported figures; “adj” means restated for a stock split (hover to see the figure as filed). Full details: where the numbers come from.

Balance sheet (as reported)

 FY2025FY2024FY2023FY2022FY2021
Cash and equivalents$71.1M$95.1M$97.2M$68.0M$78.9M
Current assets$476.0M$307.3M$271.8M$257.0M$284.0M
Total assets$629.8M$432.8M$389.8M$369.1M$393.1M
Current liabilities$133.7M$123.6M$111.1M$118.2M$116.1M
Long-term debt$218.8M$0
Total liabilities$418.3M$201.0M$181.9M$188.1M$184.2M
Total equity$211.5M$231.8M$207.9M$181.0M$208.9M

Figures as reported to the SEC. Underlined values link to the filing they came from; dotted values are calculated by us from reported figures; “adj” means restated for a stock split (hover to see the figure as filed). Full details: where the numbers come from.

Cash flow (as reported)

 FY2025FY2024FY2023FY2022FY2021
Operating cash flow$84.9M$90.5M$44.5M$66.1M$50.1M
Capital expenditure$20.1M$12.3M$10.9M$10.8M$5.2M
Free cash flow$64.8M$78.2M$33.6M$55.3M$44.9M

Figures as reported to the SEC. Underlined values link to the filing they came from; dotted values are calculated by us from reported figures; “adj” means restated for a stock split (hover to see the figure as filed). Full details: where the numbers come from.

Quarterly trend (as reported)

QuarterRevenueRevenue YoYNet incomeDiluted EPS
Q2 FY2026$80.1M15.5%$8.9M$0.12
Q1 FY2026$75.0M13.4%$12.0M$0.17
Q4 FY2025$80.4M8.3%$9.9M$0.14
Q3 FY2025$74.7M11.9%$12.2M$0.17
Q2 FY2025$69.4M15.5%$10.5M$0.14
Q1 FY2025$66.1M9.0%$9.5M$0.13
Q4 FY2024$74.2M5.4%$18.3M$0.24
Q3 FY2024$66.7M15.5%$12.6M$0.17

Latest 8 reported quarters, from company XBRL filings on SEC EDGAR.

Company facts

ExchangeNYSE
SectorTechnology
SIC industryComputer Communications Equipment
Latest annual periodFY2025 (ended December 31, 2025)
Latest reported quarterQ2 FY2026 (ended June 30, 2026)
Oldest indexed filing2013
SEC CIK1580808

Selected SEC filings

10-K2026-02-25
View on EDGAR →
10-Q2026-08-06
View on EDGAR →
10-Q2026-05-07
View on EDGAR →
8-K2026-08-07
View on EDGAR →
8-K2026-08-05
View on EDGAR →
8-K2026-08-05
View on EDGAR →
8-K2026-05-07
View on EDGAR →

Largest Technology peers

All Technology companies →

Monitor ATEN

Get an alert when A10 Networks files something material, see which superinvestors own it, and ask its filings a question with cited answers.

Monitor ATEN free

Includes one free filing-grounded research answer. Or check your whole portfolio, no account needed.

Data sourced from SEC EDGAR. Figures are as-reported and may be unaudited or restated; verify against the source filing before relying on them. Informational only. Not investment advice.