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: -0.0116993464052287 2_DAY_RETURN: -0.0116993464052287 3_DAY_RETURN: -0.0116993464052287 7_DAY_RETURN: -0.0194117647058823
The stock shows a consistent negative return trend over the specified periods.