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: -0.0043172566917478 2_DAY_RETURN: -0.0006167509559639 3_DAY_RETURN: -0.0025903540150486 7_DAY_RETURN: 0.0033304551622056
The stock shows a consistent positive return trend over the specified periods.