Filing Flows › A10 Networks (ATEN) › Q4 2025
A10 Networks (ATEN) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Feb 25, 2026
A10 Networks (ATEN) reported revenue of $80.4M for the fourth quarter 2025 (Q4 2025), +8% from a year earlier and +8% from the quarter before. Operating margin was 18.7%, net earnings $9.9M (12.3% of revenue).
A10 Networks, Q4 2025: revenue $80.4M (+8% year over year), operating margin 18.7%, net earnings $9.9M, operating cash flow $22.7M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $80.4M | +8% | +8% |
| Gross profit | $63.3M | +6% | +7% |
| Operating profit | $15.1M | +16% | -18% |
| Net earnings | $9.9M | -19% | -46% |
| Operating cash flow | $22.7M | -0.4% | -12% |
| Free cash flow | $16.0M | -11% | -31% |
What changed
Revenue was $80.4M in Q4 2025, up 8% year over year and up 8% from the previous quarter. Products was the largest line at 61% of revenue.
Gross margin was 78.7%, down 1.2 points from a year earlier. Operating profit was $15.1M, a 18.7% margin (down 6.1 points year over year). Operating profit fell $3.3M even though revenue rose $6.2M versus a year earlier, so costs grew faster than sales. Operating expenses grew 18% against revenue growth of 8%. The fastest-growing cost line was Research & development (+41%). Net earnings were $9.9M, down 46% year over year. The effective tax rate was 38.4%.
Operating cash flow was $22.7M (down 12% year over year), 230% of net earnings. Non-cash charges added back $4.0M of depreciation and amortization and $4.8M of share-based compensation. Working capital and other items added $4.0M. Capital expenditures of $6.7M left free cash flow of $16.0M.
Questions
What was A10 Networks' revenue in the fourth quarter 2025?
A10 Networks (ATEN) reported revenue of $80.4M for the fourth quarter 2025 (Q4 2025), +8% from a year earlier and +8% from the quarter before.
Was A10 Networks profitable in the fourth quarter 2025?
Operating profit was $15.1M (18.7% of revenue) and net earnings $9.9M.
Source: A10 Networks 10-K on SEC EDGAR.