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: 0.0 2_DAY_RETURN: 0.0 3_DAY_RETURN: 0.0 7_DAY_RETURN: 0.0032037888285275
The stock shows a consistent positive return trend over the specified periods.