Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: IBM 1_DAY_RETURN: -0.0027278041176851 2_DAY_RETURN: -0.0097421575631616 3_DAY_RETURN: -0.0129245957004611 7_DAY_RETURN: -0.0142884977593036
The stock shows a consistent negative return trend over the specified periods.