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: -0.0068301769636759 2_DAY_RETURN: -0.0226637690158336 3_DAY_RETURN: -0.0208009934802856 7_DAY_RETURN: -0.0301148711580255
The stock shows a consistent negative return trend over the specified periods.