Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: FedEx 1_DAY_RETURN: -0.0253544543481273 2_DAY_RETURN: -0.0277097861728167 3_DAY_RETURN: -0.0277097861728167 7_DAY_RETURN: 0.0085438507366184
The stock shows a consistent positive return trend over the specified periods.