DraftKings (DKNG) reported a Q3 adjusted loss late Thursday of $0.53 per diluted share, widening from the loss of $0.26 a year earlier.
Analysts polled by FactSet expected a loss of $0.13.
Revenue in the three months ended Sept. 30 rose to $1.33 billion from $1.14 billion a year earlier.
Analysts projected $1.39 billion.
The company cut full-year revenue guidance to $6.35 billion to $6.55 billion from the previous outlook of $6.5 billion to $6.9 billion. Analysts expect $6.66 billion.
DraftKings expects 2027 revenue of $7.35 billion to $7.75 billion. Analysts project $7.61 billion.
The company's shares tumbled 24% in after-hours trading.