CVI's Q2 earnings beat expectations had a negative impact on short-term trading strategies, with 3-day and 10-day win rates being 0.0% and 25.0%, respectively. The 3-day return was -4.61%, and the 10-day return was -6.12%, indicating significant selling pressure in the immediate aftermath of the earnings release. However, the 30-day return was -1.03%, and the maximum return during the backtested period was 6.43%, suggesting that while short-term trades incurred losses, there was some recovery and positive movement in the longer term.