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: -0.0108665749656121 2_DAY_RETURN: -0.0125171939477303 3_DAY_RETURN: -0.0125171939477303 7_DAY_RETURN: -0.012242090784044
The stock shows a consistent negative return trend over the specified periods.