Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: 21CF 1_DAY_RETURN: 0.0015473032714412 2_DAY_RETURN: 0.0035366931918655 3_DAY_RETURN: 0.0035366931918655 7_DAY_RETURN: 0.0079575596816976
The stock shows a consistent positive return trend over the specified periods.