How did ALEC's Q4 2024 earnings surprise analysts?

Alector's (ALEC) Q4 2024 earnings exceeded analysts' expectations in terms of revenue, but not in terms of EPS.

1. **Revenue Surprise**: ALEC's actual revenue for Q4 2024 was $54.24 million, which significantly exceeded the estimated revenue of $16.86 million. This indicates that the company generated much more revenue than analysts anticipated.

2. **Earnings Per Share (EPS) Surprise**: However, the company's actual EPS for Q4 2024 was -$0.02, while the estimated EPS was -0.6. This suggests that ALEC's actual EPS was much better than analysts anticipated, with an EPS surprise of $0.58.

In conclusion, ALEC's Q4 2024 earnings report showed a significant revenue surprise and an EPS surprise, indicating that the company performed better than analysts expected in terms of revenue and EPS, respectively.