Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Groupon 1_DAY_RETURN: 0.0498338870431894 2_DAY_RETURN: 0.053156146179402 3_DAY_RETURN: 0.053156146179402 7_DAY_RETURN: 0.106312292358804
The stock shows a consistent positive return trend over the specified periods.