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: 0.0037774962570538 2_DAY_RETURN: 0.0065760681792008 3_DAY_RETURN: 0.0127720833813197 7_DAY_RETURN: 0.0127720833813197
The stock shows a consistent positive return trend over the specified periods.