Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Starbucks 1_DAY_RETURN: -0.002721335268505 2_DAY_RETURN: -0.0047169811320754 3_DAY_RETURN: -0.0047169811320754 7_DAY_RETURN: -0.0288461538461537
The stock shows a consistent negative return trend over the specified periods.