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: 0.0023405500292568 2_DAY_RETURN: 0.0040959625511995 3_DAY_RETURN: 0.0040959625511995 7_DAY_RETURN: -0.0014628437682854
The stock shows a consistent negative return trend over the specified periods.