Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Hyundai 1_DAY_RETURN: -0.0373134328358208 2_DAY_RETURN: -0.0559701492537313 3_DAY_RETURN: -0.0671641791044776 7_DAY_RETURN: -0.0783582089552238
The stock shows a consistent negative return trend over the specified periods.