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: -0.0142340961348954 2_DAY_RETURN: -0.0152742800832146 3_DAY_RETURN: -0.0261688382787693 7_DAY_RETURN: -0.0660243074564765
The stock shows a consistent negative return trend over the specified periods.