Fastly (FSLY) reported a Q4 non-GAAP diluted loss of $0.03 a share, compared with earnings of $0.01 a year earlier.
Analysts polled by FactSet expected breakeven.
Revenue in the three months ended Dec. 31 rose to $140.6 million from $137.8 million a year earlier.
Analysts polled by FactSet expected $138.3 million.
The company expects a Q1 non-GAAP loss of $0.05 to $0.09 per share on revenue of $136 million to $140 million.
Analysts polled by FactSet expect a loss of $0.01 a share on revenue of $137.3 million.
The company expects a 2025 non-GAAP loss of $0.09 to $0.15 per share on revenue of $575 million to $585 million.
Analysts surveyed by FactSet expect earnings of $0.06 a share on revenue of $573.2 million.
The company's shares slumped 21% in after-hours trading.