Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: CVS Health 1_DAY_RETURN: -0.0007378258730938 2_DAY_RETURN: 0.0018445646827349 3_DAY_RETURN: 0.0040580423020168 7_DAY_RETURN: -0.0207820954254795
The stock shows a consistent negative return trend over the specified periods.