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: -0.0174809502465262 2_DAY_RETURN: -0.0407888839085611 3_DAY_RETURN: -0.0430300313760645 7_DAY_RETURN: -0.0865082922456297
The stock shows a consistent negative return trend over the specified periods.