Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: McDonald's 1_DAY_RETURN: 0.0 2_DAY_RETURN: 0.0 3_DAY_RETURN: 0.003513530173211 7_DAY_RETURN: -0.0175676508660543
The stock shows a consistent negative return trend over the specified periods.