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July 9, 2018: Here are four stocks trading with heavy volume among 33 equities making new 52-week lows in Monday’s session. On the NYSE advancers led decliners by about 1.74 to 1 and on the Nasdaq, advancers led decliners by about 1.66 to 1.

Real Goods Solar Inc. (NASDAQ: RGSE) traded down 7.5% Monday to set a new 52-week low of $0.37 after closing Friday at $0.40. The stock’s 52-week high is $3.25. Volume was more than 13 times the daily average of about 678,000 shares. The company had no specific news, but a report on solar energy prospects for 2018 may have weighed on the stock.

Cel-Sci Corp (NYSEAMERICAN: CVM) dropped about 1.2% Monday to post a new 52-week low of $0.83. Shares closed at $0.84 on Friday and the stock’s 52-week high is $3.66. Volume totaled almost 10 times the the daily average of around 450,000. The company had no specific news. The company’s shares traded up nearly 29% later in the day following an announcement that the firm won an arbitration hearing related to a Phase 3 trial conducted between 2011 and 2013.

Gogo Inc. (NASDAQ: GOGO) fell about 15% Monday to post a new 52-week low of $4.15. Shares closed at $4.89 on Friday. The 52-week high is $14.76. Volume of around 2.7 million was about 50% above the daily average. The company had no specific news.

Achaogen Inc. (NASDAQ: AKAO) traded down about 10% Monday and posted a new 52-week low of $7.64 after closing Friday at $8.51. The stock’s 52-week high is $25.22. Volume totaled around 2.2 million, about 70% above the daily average. The company had no specific news.