Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Facebook 1_DAY_RETURN: 0.0060742110128085 2_DAY_RETURN: 0.0044236101941105 3_DAY_RETURN: 0.0044236101941105 7_DAY_RETURN: -0.0093754126502047
The stock shows a consistent negative return trend over the specified periods.