How did AL's Q4 earnings surprise impact investor sentiment?

Air Lease's (AL) Q4 earnings surprise had a generally positive impact on investor sentiment, though the effects varied by time frame.

1. **Short-Term Reactions**:
- The 3-day win rate for earnings beat expectations was 52.63%, indicating that approximately half of the time, the stock price rose in the three days following the earnings release.
- The 3-day return was -0.33%, suggesting that there was some minor negative pressure on the stock in the immediate aftermath of the earnings release.
2. **Medium-Term Trends**:
- The 10-day win rate was also 52.63%, indicating that the positive sentiment persisted over a slightly longer period.
- The 10-day return was 0.63%, showing a modest increase in stock price in the week following the earnings release.
3. **Long-Term Outlook**:
- The 30-day win rate remained at 52.63%, suggesting that over a month, the positive sentiment from earnings beat expectations continued to support the stock price.
- The 30-day return was 1.94%, with a maximum return of 7.03% during this period, indicating that there was potential for greater gains if investors held the stock longer after the earnings release.

In conclusion, while there was some minor volatility in the immediate aftermath of the earnings release, Air Lease's Q4 earnings beat expectations generally had a positive impact on investor sentiment, with the stock price showing steady gains over various short, medium, and long-term periods.