Hello investors, this is your wake up call. For those of you who are still trying to squeeze a profit out of these communication equipment stocks, please stop praying for a turnaround and sell these stocks while you can. Can you her me now?

I watch more than 5,000 publicly traded companies with my Portfolio Grader tool, ranking companies by a number of fundamental and quantitative measures. And this week, five broken communication equipment stocks.

Here they are, in alphabetical order. Each one of these stocks gets a “D” or “F” according to my research, meaning it is a “sell” or “strong sell.”

Acme Packet (NASDAQ:APKT) provides products used in voice, video and other multimedia sessions. APKT stock is down 54% in the last 12 months. APKT stock gets a “D” for operating margin growth, a “D” for earnings growth, a “D” for earnings momentum, an “F” for its ability to exceed the consensus earnings estimates on Wall Street and a “D” for the magnitude in which earnings projections have increased over the past month in my Portfolio Grader tool. For more information, view my complete analysis of APKT stock.

Harris (NYSE:HRS) is a global communications and information technology company that operates in 150 countries. In the last year, HRS stock has lost nearly 20%, compared to a gain of 6% for the Dow Jones in the same time frame. HRS gets a “D” for sales growth, a “D” for operating margin growth, a “D” for earnings growth and a “D” for its ability to exceed the consensus earnings estimates on Wall Street in my Portfolio Grader tool. For more information, view my complete analysis of HRS stock.

Juniper Networks (NYSE:JNPR) deals with the networking requirements of global service providers, enterprises and public sector companies. Since last January, JNPR stock has dipped 43%. JNPR gets a “D” for earnings growth, a “D” for earnings momentum and a “D” for its ability to exceed the consensus earnings estimates on Wall Street in my Portfolio Grader tool. For more information, view my complete analysis of JNPR stock.

Nokia Corp. (NYSE:NOK) is best known for its development of mobile telephone products. NOK has posted significant losses of 49% in the last 12 months. NOK gets an “F” for sales growth, an “F” operating margin growth, an “F” for earnings growth, an “F” for earnings momentum and a “D” for cash flow in my Portfolio Grader tool. For more information, view my complete analysis of NOK stock.

Research in Motion (NASDAQ:RIMM) is the developer of Blackberry phones, which have seen a major decrease in popularity as its competitors continue to soar. RIMM is the biggest loser on this list, down 75% in the last year. RIMM gets an “F” for sales growth, a “D” for operating margin growth, an “F” for earnings growth, a “D” for earnings momentum and a “D” for the magnitude in which earnings projections have increased over the past month in my Portfolio Grader tool. For more information, view my complete analysis of RIMM stock.

Get more analysis of these picks and other publicly traded stocks with Louis Navellier’s Portfolio Grader tool, a 100% free stock rating tool that measures both quantitative buying pressure and eight fundamental factors.