The backtest results show that CMCSA has an 81.82% win rate within 3 days and a 63.64% win rate over 10 and 30 days after earnings beats, with returns of 2.55%, 1.65%, and 1.50% respectively. This indicates a strong immediate positive price reaction that slightly tapers off but remains favorable over a month. The maximum return of 2.09% typically occurs within 3 days, highlighting the short-term momentum following earnings surprises. Investors might consider capitalizing on the initial post-earnings period to maximize gains from CMCSA's positive earnings surprises.

backtest_data

The backtest results show that CMCSA experienced negative returns following earnings misses, with a 33.33% win rate across 3, 10, and 30-day periods and average returns ranging from -1.41% to -2.01%. This indicates a consistent adverse market reaction to earnings misses for CMCSA. The low win rates and negative returns suggest that the stock tends to decline after such events. Investors should be cautious and consider defensive strategies or avoid holding CMCSA shares immediately after earnings misses to mitigate potential losses.

The backtest results show that the Media Industry experienced no significant impact following earnings beats, with a maximum return of only 2.02% observed 56 days after the event. This indicates that earnings beats in this sector do not strongly influence stock performance over the tested period.

The lack of notable returns suggests that investors may not benefit from relying solely on earnings beats as a signal for Media Industry stocks.

Therefore, investment strategies should consider additional factors beyond earnings surprises when targeting the Media Industry.

The backtest results show that earnings misses in the Media Industry have no significant impact, with a maximum return of only 1.40% observed 54 days after the event. This indicates that the market reaction to earnings misses in this sector is muted and does not lead to notable price movements. Consequently, investors might consider that earnings misses in the Media Industry do not present strong trading opportunities or risks, suggesting a more neutral stance when such events occur.

The backtest reveals that Comcast's earnings beat positively impacted the Consumer Finance industry with sustained gains over 53 days, while the Leisure Products sector experienced a notable decline over 36 days. This divergence reflects increased consumer confidence and spending power benefiting financial services, whereas discretionary leisure spending appears to be negatively affected. The results suggest that earnings beats from major media companies like Comcast can shift consumer behavior, favoring credit-related industries over leisure products.

Investors might consider overweighting Consumer Finance sectors following such earnings beats and adopting a cautious stance on Leisure Products.

backtest_industry_impact_data

The backtest results reveal that Comcast's earnings miss led to a significant negative impact on the Communications Equipment industry, with prolonged declines over 26 days. Conversely, the Electric Utilities sector experienced a positive impact lasting 44 days, reflecting a defensive shift in investor preference. This divergence highlights the contrasting sector responses to earnings disappointments.

The analysis suggests that weaker demand and profitability in communications weigh heavily on related industries, while utilities benefit as safe havens during such downturns. This pattern underscores the importance of sector rotation in response to earnings surprises.

Investors may consider reducing exposure to communications equipment and increasing allocation to utilities following similar earnings misses.

Backtest CMCSA Earnings Beat and Miss Expectations

Find all upcoming company earnings reports scheduled for jan 29 2026. Get details on which companies are reporting and their expected results.

Calendar