Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Cisco 1_DAY_RETURN: -0.0027863777089782 2_DAY_RETURN: -0.0095975232198142 3_DAY_RETURN: -0.0253869969040246 7_DAY_RETURN: -0.0266253869969039
The stock shows a consistent negative return trend over the specified periods.