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: 0.0290472501936483 2_DAY_RETURN: 0.0249160857216628 3_DAY_RETURN: -0.0090369222824682 7_DAY_RETURN: -0.0101342628453394
The stock shows a consistent negative return trend over the specified periods.