Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: 21CF 1_DAY_RETURN: -0.0009262117937635 2_DAY_RETURN: -0.0086446434084594 3_DAY_RETURN: 0.001543686322939 7_DAY_RETURN: -0.0268601420191417
The stock shows a consistent negative return trend over the specified periods.