Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Walmart 1_DAY_RETURN: 0.0040553187064573 2_DAY_RETURN: -0.0037433711136529 3_DAY_RETURN: -0.0244358947696787 7_DAY_RETURN: -0.0233960694603306
The stock shows a consistent negative return trend over the specified periods.