Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: BMW 1_DAY_RETURN: 0.0055631103968352 2_DAY_RETURN: 0.0145877117072566 3_DAY_RETURN: 0.0233650636667078 7_DAY_RETURN: 0.040301644208184
The stock shows a consistent positive return trend over the specified periods.