Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: Sony 1_DAY_RETURN: -0.002676322418136 2_DAY_RETURN: -0.016845088161209 3_DAY_RETURN: -0.0192065491183879 7_DAY_RETURN: -0.0185768261964735
The stock shows a consistent negative return trend over the specified periods.