Compare the stock returns over 1, 2, 3, and 7 days after being mentioned in the tweet. Highlight any significant patterns or trends.
STOCK: CBS 1_DAY_RETURN: -0.0190357587617861 2_DAY_RETURN: -0.0144102472869596 3_DAY_RETURN: -0.0179683330368261 7_DAY_RETURN: -0.0282867817114393
The stock shows a consistent negative return trend over the specified periods.