Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: eBay 1_DAY_RETURN: -0.0052264808362369 2_DAY_RETURN: -0.0095818815331009 3_DAY_RETURN: -0.0211962833914052 7_DAY_RETURN: -0.0226480836236934
The stock shows a consistent negative return trend over the specified periods.