Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: GSK 1_DAY_RETURN: 0.0002622950819672 2_DAY_RETURN: 0.0184918032786885 3_DAY_RETURN: 0.0305573770491802 7_DAY_RETURN: 0.0232131147540984
The stock shows a consistent positive return trend over the specified periods.