Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: UPS 1_DAY_RETURN: 0.0 2_DAY_RETURN: -0.000244140625 3_DAY_RETURN: 0.0048014322916666 7_DAY_RETURN: -0.0011393229166666
The stock shows a consistent negative return trend over the specified periods.