Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Shell 1_DAY_RETURN: -0.000470145745181 2_DAY_RETURN: 0.0002350728725905 3_DAY_RETURN: 0.0072872590503055 7_DAY_RETURN: 0.0035260930888575
The stock shows a consistent positive return trend over the specified periods.