Filing Flows › Fastly (FSLY) › Q3 2025
Fastly (FSLY) Q3 2025 earnings results (third quarter 2025)
10-Q filed Nov 7, 2025
Fastly (FSLY) reported revenue of $158M for the third quarter 2025 (Q3 2025), +15% from a year earlier and +6% from the quarter before. Operating margin was -18.2%, net loss $29.5M (18.6% of revenue).
Fastly, Q3 2025: revenue $158M (+15% year over year), operating margin -18.2%, net loss $29.5M, operating cash flow $28.9M. The chart follows the revenue to costs, profit and cash.
| Q3 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $158M | +6% | +15% |
| Operating profit | −$28.8M | — | — |
| Net earnings | −$29.5M | — | — |
| Operating cash flow | $28.9M | +12% | +478% |
| Free cash flow | $18.1M | — | — |
What changed
Revenue was $158.2M in Q3 2025, up 15% year over year and up 6% from the previous quarter. Network Services was the largest line at 75% of revenue. Network Services added $11.4M year over year (up 11%), 54% of the total change.
Gross margin was 58.4%, up 3.9 points from a year earlier. Operating costs exceeded revenue by $28.8M, an operating margin of -18.2%. Operating expenses grew 5% against revenue growth of 15%. The fastest-growing cost line was Research & development (+30%). The quarter ended with a net loss of $29.5M, narrower than the previous quarter's $37.5M loss.
Operating cash flow was $28.9M (up 478% year over year). Non-cash charges added back $20.4M of depreciation and amortization and $33.1M of share-based compensation. Working capital and other items added $4.9M. After capital expenditures ($10.8M), free cash flow as the company reports it was $18.1M.
Questions
What was Fastly's revenue in the third quarter 2025?
Fastly (FSLY) reported revenue of $158M for the third quarter 2025 (Q3 2025), +15% from a year earlier and +6% from the quarter before.
Was Fastly profitable in the third quarter 2025?
Operating loss was $28.8M (-18.2% of revenue) and net loss $29.5M.
Source: Fastly 10-Q on SEC EDGAR.