The adjustment in price target by Evercore ISI Group suggests a slightly more positive outlook on SL Green Realty's valuation, despite maintaining an Underperform rating. This could indicate a belief in some underlying value not previously accounted for, though the overall recommendation remains bearish. The direct mention and specific action taken by the analyst make this news highly relevant and important for investors in SLG, with a high confidence level in the analysis due to the clear and targeted nature of the rating and price target change.