Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Samsung 1_DAY_RETURN: -0.0041972717733473 2_DAY_RETURN: 0.0167890870933892 3_DAY_RETURN: 0.0167890870933892 7_DAY_RETURN: -0.0230849947534102
The stock shows a consistent negative return trend over the specified periods.