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: -0.0183656672545561 2_DAY_RETURN: -0.010652557319224 3_DAY_RETURN: -0.0058553791887124 7_DAY_RETURN: 0.0016931216931217
The stock shows a consistent positive return trend over the specified periods.