For the current week, the overall ratings of 18 commercial banking stocks are worse, according to the Portfolio Graderdatabase. Each of these rates a “D” (“sell”) or “F” overall (“strong sell”).

Shinhan Financial Group Co., Ltd. Sponsored ADR (SHG) is on the decline this week, earning a D (“sell”) after receiving a C (“hold”) last week. Shinhan Financial Group is a financial holding company. To get an in-depth look at SHG, get Portfolio Grader’s complete analysis of SHG stock.

The rating of International Bancshares Corporation (IBOC) declines this week from a C to a D. International Bancshares provides commercial and retail banking services through offices in south and southeast Texas. The stock also gets an F in Sales Growth. The stock price has fallen 12.2% over the past month, worse than the 1.3% decrease the Nasdaq has seen over the same period of time. For a full analysis of IBOC stock, visit Portfolio Grader.

Slipping from a C to a D rating, Fulton Financial Corporation (FULT) takes a hit this week. Fulton Financial provides various banking and financial services to businesses and consumers. The stock also rates an F in Sales Growth. At $12.14, the stock is under the 50-day moving average of $12.68. For more information, get Portfolio Grader’s complete analysis of FULT stock.

The rating of Westamerica Bancorporation (WABC) slips from a C to a D. Westamerica is a bank holding company that provides a range of banking services to individual and corporate customers in Northern and Central California. The stock also gets an F in Sales Growth. Wall Street appears to agree with the stock downgrade, with share prices dropping 7.5% over the past month. As of Feb. 26, 2014, 12.7% of outstanding Westamerica Bancorporation shares were held short. For a full analysis of WABC stock, visit Portfolio Grader.

Associated Banc-Corp (ASBC) earns a D this week, moving down from last week’s grade of C. Associated Banc offers various banking and financial services to individuals and businesses primarily in Wisconsin, Illinois and Minnesota. The stock price is $16.36, due to nine days of declining prices. To get an in-depth look at ASBC, get Portfolio Grader’s complete analysis of ASBC stock.

Independent Bank Corp. (INDB) is having a tough week. The company’s rating falls from a C to a D. Independent Bank attracts deposits and offers a range of financial services. Posting 27 days of declining prices, the stock price now stands at $35.90. For more information, get Portfolio Grader’s complete analysis of INDB stock.

Trustmark Corporation’s (TRMK) rating falls this week to an F (“strong sell”), down from last week’s D (“sell”). Trustmark is a bank holding company which provides a range of banking, wealth management and insurance solutions. The stock also gets an F in Earnings Surprise. Seven days of declining prices have brought the stock price to $23.37. To get an in-depth look at TRMK, get Portfolio Grader’s complete analysis of TRMK stock.

This week, First Commonwealth Financial Corporation’s (FCF) rating worsens to a D from the company’s C rating a week ago. First Commonwealth Financial is a bank holding company. For more information, get Portfolio Grader’s complete analysis of FCF stock.

Sandy Spring Bancorp, Inc. (SASR) gets weaker ratings this week as last week’s C drops to a D. Sandy Spring Bancorp provides commercial banking services to individuals and businesses and operates through three segments: Community Banking, Insurance, and Investment Management. The stock also rates an F in Earnings Surprise. After 27 days of declining prices, the stock price is now at $23.38. For a full analysis of SASR stock, visit Portfolio Grader.

This week, OFG Bancorp (OFG) drops from a C to a D rating. Oriental Financial Group provides trust, money management, financial planning, and investment brokerage services, as well as consumer banking and mortgage banking. As of Feb. 26, 2014, 10.8% of outstanding OFG Bancorp shares were held short. For more information, get Portfolio Grader’s complete analysis of OFG stock.

This is a rough week for Bank of Marin (BMRC). The company’s rating falls to D from the previous week’s C. Bank of Marin Bancorp offers commercial and retail lending programs. The stock also gets an F in Sales Growth. 27 days of declining prices have brought the stock price to $43.21. For a full analysis of BMRC stock, visit Portfolio Grader.

Slipping from a C to a D rating, BOK Financial Corporation (BOKF) takes a hit this week. BOK Financial provides a range of financial services to commercial and industrial customers, other financial institutions, and consumers in the United States. The stock also gets an F in Sales Growth. At $63.31, the stock is below the 50-day moving average of $63.98. To get an in-depth look at BOKF, get Portfolio Grader’s complete analysis of BOKF stock.

Hampton Roads Bankshares, Inc. (HMPR) earns a D this week, moving down from last week’s grade of C. Hampton Roads Bankshares is the holding company for Bank of Hampton Roads. The stock also rates an F in Earnings Momentum. Shares of the stock have been trading at an exceptionally rapid pace, up fourfold from the week prior. For a full analysis of HMPR stock, visit Portfolio Grader.

CenterState Banks, Inc. (CSFL) gets weaker ratings this week as last week’s C drops to a D. CenterState Banks provides a range of consumer and commercial banking services to individuals, businesses and industries. The stock gets F’s in Earnings Surprise and Sales Growth. The trailing PE Ratio for the stock is 27.00. To get an in-depth look at CSFL, get Portfolio Grader’s complete analysis of CSFL stock.

This week, American National Bankshares (AMNB) drops from a C to a D rating. American National Bankshares provides financial products and services to individuals and businesses in Virginia and North Carolina. The stock also gets an F in Earnings Surprise. The stock price is $22.60, due to 26 days of declining prices. For more information, get Portfolio Grader’s complete analysis of AMNB stock.

Royal Bank of Canada (RY) experiences a ratings drop this week, going from last week’s C to a D. The Royal Bank of Canada provides personal and commercial financial services, including banking, wealth management services and insurance, on a global basis. For a full analysis of RY stock, visit Portfolio Grader.

The rating of Northrim BanCorp, Inc. (NRIM) slips from a C to a D. Northrim BanCorp provides a full range of depository and loan services primarily to businesses individuals in Alaska. For more information, get Portfolio Grader’s complete analysis of NRIM stock.

Bank of Nova Scotia (BNS) is having a tough week. The company’s rating falls from a D to an F. Bank of Nova Scotia offers various personal, commercial, corporate, and investment banking services in Canada and internationally. To get an in-depth look at BNS, get Portfolio Grader’s complete analysis of BNS stock.

Louis Navellier’s proprietary Portfolio Grader stock ranking system assesses roughly 5,000 companies every week based on a number of fundamental and quantitative measures. Stocks are given a letter grade based on their results — with A being “strong buy,” and F being “strong sell.” Explore the tool here.