Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: BlackRock 1_DAY_RETURN: 0.012568066272678 2_DAY_RETURN: 0.0365428785258973 3_DAY_RETURN: 0.0365428785258973 7_DAY_RETURN: 0.0529303982038245
The stock shows a consistent positive return trend over the specified periods.