Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Tesco 1_DAY_RETURN: -0.0060662622491834 2_DAY_RETURN: 0.0013999066728883 3_DAY_RETURN: 0.0013999066728883 7_DAY_RETURN: -0.026598226784881
The stock shows a consistent negative return trend over the specified periods.