Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: L'Oreal 1_DAY_RETURN: 0.0082064945878435 2_DAY_RETURN: 0.0082064945878435 3_DAY_RETURN: 0.0082064945878435 7_DAY_RETURN: -0.00020024979184
The stock shows a consistent negative return trend over the specified periods.