The firm reduced its price target to 12 from 18 Swiss francs on the stock.
"There has been a strong correlation between share prices and consensus EPS," the analysts wrote in a note cited by Bloomberg. "We expect a prolonged period of uncertainty post Brexit to negatively impact business and consumer confidence across the U.K. and Europe and beyond."
RBC Capital anticipates cuts to estimates for net interest income, investment banking revenues and equity-sensitive revenues while expecting loan loss provisions to increase.
"Nordics, Dutch and French banks are preferred to U.K., Spanish, Italian and investment banks," the analysts said.
Shares of the Swiss bank are nonetheless up 0.29% to $10.53 Tuesday morning as bank stocks rebound from two straight days of losses.
Separately, TheStreet Ratings team rates the stock as a "sell" with a ratings score of D.
Credit Suisse's weaknesses include its deteriorating net income, disappointing return on equity, poor profit margins, generally disappointing historical performance in the stock itself and feeble growth in its earnings per share.
You can view the full analysis from the report here: CS
TheStreet Ratings objectively rated this stock according to its "risk-adjusted" total return prospect over a 12-month investment horizon. Not based on the news in any given day, the rating may differ from Jim Cramer's view or that of this article's author.