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: 0.0096735187424425 2_DAY_RETURN: -0.0033252720677146 3_DAY_RETURN: -0.0164752116082225 7_DAY_RETURN: -0.0219165659008464
The stock shows a consistent negative return trend over the specified periods.