Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: BASF 1_DAY_RETURN: -0.0062578886520083 2_DAY_RETURN: 0.0004136570464885 3_DAY_RETURN: -0.0062791018338797 7_DAY_RETURN: -0.0206086061878852
The stock shows a consistent negative return trend over the specified periods.