Four Mortgage stocks are moving up in their overall rating this week, according to the Portfolio Grader database. Every one of these is graded an “A” (“strong buy”) or “B” overall (“buy”).

This week, ESSA Bancorp (NASDAQ:ESSA) is showing significant improvement as the company’s rating hops from a C (“hold”) to a B (“buy”). ESSA Bancorp provides to individuals, families, and businesses in Pennsylvania a range of financial services, including savings accounts, checking accounts, money market accounts and other qualified plan accounts. In Portfolio Grader’s specific subcategory of Earnings Momentum, ESSA also gets an A. For more information, get Portfolio Grader’s complete analysis of ESSA stock.

Territorial Bancorp’s (NASDAQ:TBNK) ratings are looking better this week, moving up to a B from last week’s C. Territorial Bancorp is a holding company for Territorial Savings Bank, which provides financial services. For more information, get Portfolio Grader’s complete analysis of TBNK stock.

Bank Mutual (NASDAQ:BKMU) is seeing ratings go up from a C last week to a B this week. Bank Mutual offers a full range of financial services to customers who are mainly located in the state of Wisconsin. The stock price has risen 13.7% over the past month, better than the 2.3% increase the Nasdaq has seen over the same period of time. For more information, get Portfolio Grader’s complete analysis of BKMU stock.

This week, First Defiance Financial’s (NASDAQ:FDEF) ratings are up from a C last week to a B. First Defiance Financial is the holding company for First Federal Bank of the Midwest and First Insurance and Investments. For more information, get Portfolio Grader’s complete analysis of FDEF 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.