Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: IBM 1_DAY_RETURN: -0.0117065127782357 2_DAY_RETURN: -0.0140148392415497 3_DAY_RETURN: -0.0032976092333058 7_DAY_RETURN: -0.0043968123110743
The stock shows a consistent negative return trend over the specified periods.