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: 0.0114197095728181 2_DAY_RETURN: 0.0205836740448328 3_DAY_RETURN: 0.0205836740448328 7_DAY_RETURN: 0.0073311715776116
The stock shows a consistent positive return trend over the specified periods.