Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: salesforce.com 1_DAY_RETURN: -0.0049304677623261 2_DAY_RETURN: -0.0112515802781289 3_DAY_RETURN: -0.0112515802781289 7_DAY_RETURN: -0.025158027812895
The stock shows a consistent negative return trend over the specified periods.