The maintenance of a Sell rating indicates a negative outlook on the stock by Goldman Sachs, suggesting that the analyst believes the stock might underperform the market or its sector. However, the increase in the price target from $201 to $264, despite the Sell rating, could imply that the analyst sees some potential for the stock's value to rise from its current level, albeit not enough to change the overall negative rating. This mixed signal might lead to short-term volatility in RH's stock price as investors digest the implications.