Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: HSBC 1_DAY_RETURN: -0.0047110552763819 2_DAY_RETURN: -0.0499371859296481 3_DAY_RETURN: -0.0499371859296481 7_DAY_RETURN: -0.0472675879396983
The stock shows a consistent negative return trend over the specified periods.