Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Pepsi 1_DAY_RETURN: 0.0021177093443924 2_DAY_RETURN: -0.0052060354716315 3_DAY_RETURN: -0.0052060354716315 7_DAY_RETURN: -0.020559428218477
The stock shows a consistent negative return trend over the specified periods.