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: -0.0070758344870021 2_DAY_RETURN: -0.0070758344870021 3_DAY_RETURN: -0.0070758344870021 7_DAY_RETURN: 0.0854483925549914
The stock shows a consistent positive return trend over the specified periods.