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: -0.0012870012870012 2_DAY_RETURN: 0.0112152969295826 3_DAY_RETURN: 0.0233498804927375 7_DAY_RETURN: 0.0371391799963227
The stock shows a consistent positive return trend over the specified periods.