Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Siemens 1_DAY_RETURN: 0.0125184094256259 2_DAY_RETURN: 0.0246686303387333 3_DAY_RETURN: 0.0285346097201766 7_DAY_RETURN: 0.0456553755522827
The stock shows a consistent positive return trend over the specified periods.