Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Kellogg's 1_DAY_RETURN: -0.0218480378513775 2_DAY_RETURN: -0.0375730587252992 3_DAY_RETURN: -0.0375730587252992 7_DAY_RETURN: -0.0094628444197048
The stock shows a consistent negative return trend over the specified periods.