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: -0.0021960784313725 2_DAY_RETURN: -0.0076862745098039 3_DAY_RETURN: -0.0070588235294118 7_DAY_RETURN: -0.0133333333333333
The stock shows a consistent negative return trend over the specified periods.