Filing Flows › Arista Networks (ANET) › Q3 2026
Arista Networks (ANET) Q3 2026 earnings results (third quarter 2026)
10-Q filed Nov 4, 2026
Arista Networks (ANET) reported revenue of $3.7B for the third quarter 2026 (Q3 2026), +58% from a year earlier and +20% from the quarter before. Operating margin was 44.9%, net earnings $1.6B (42.7% of revenue).
Arista Networks, Q3 2026: revenue $3.7B (+58% year over year), operating margin 44.9%, net earnings $1.6B, operating cash flow $1.2B. The chart follows the revenue to costs, profit and cash.
| Q3 2026 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $3.7B | +20% | +58% |
| Gross profit | $2.3B | +22% | +56% |
| Operating profit | $1.6B | +19% | +68% |
| Net earnings | $1.6B | +29% | +83% |
| Operating cash flow | $1.2B | +11% | -5% |
| Free cash flow | $1.1B | +4% | -11% |
What changed
Revenue was $3.7B in Q3 2026, up 58% year over year and up 20% from the previous quarter. Product was the largest line at 87% of revenue. Product added $1.3B year over year (up 67%), 95% of the total change.
Gross margin was 63.6%, down 1.0 points from Q3 2025. Operating profit was $1.6B, a 44.9% margin (up 2.5 points year over year). Of the extra revenue versus Q3 2025, 49% reached operating profit, above the 42% margin then. Operating expenses grew 33% against revenue growth of 58%. The fastest-growing cost line was Research & development (+49%). Net earnings were $1.6B, up 83% year over year. The effective tax rate was 18.5%.
Operating cash flow was $1.2B (down 5% year over year), 77% of net earnings. Non-cash charges added back $0.02B of depreciation and amortization and $0.14B of share-based compensation. Working capital and other items used $0.52B. Capital expenditures of $0.10B left free cash flow of $1.1B.
Questions
What was Arista Networks' revenue in the third quarter 2026?
Arista Networks (ANET) reported revenue of $3.7B for the third quarter 2026 (Q3 2026), +58% from a year earlier and +20% from the quarter before.
Was Arista Networks profitable in the third quarter 2026?
Operating profit was $1.6B (44.9% of revenue) and net earnings $1.6B.
Source: Arista Networks 10-Q on SEC EDGAR.