Peabody Energy Corp. (NYSE: BTU) dropped about 10% on Thursday to post a new 52-week low of $4.38 against a high of $19.63. The stock closed at $4.87 on Wednesday night. Volume was more than double the daily average of around 12.3 million shares. The coal company posted a wider-than-expected loss this morning and offered a weak forecast.
MobileIron Inc. (NASDAQ: MOBL) also posted a new 52-week low on Thursday. Shares dropped nearly 37% to $6.02 from Wednesday’s closing price of $9.50. The stock’s 52-week high is $12.96. Volume is about 21-times above the daily average of around 340,000 shares. The mobile security company was downgraded by Morgan Stanley this morning and the company’s CFO has resigned.
ADTRAN Inc. (NASDAQ: ADTN) dropped about 5.7% on Thursday to post a new 52-week low of $15.67 after closing at $16.61 on Wednesday. The stock’s 52-week high is $24.13. Share volume was more than 4-times the daily average of around 730,000 shares traded. The networking and communications equipment company’s stock was downgraded this morning at both Goldman and Needham.
Century Aluminum Co. (NASDAQ: CENX) dropped about 7% on Thursday to post a new 52-week low of $12.35 after closing at $13.28 on Wednesday. The stock’s 52-week high is $31.75. Share volume was about 25% above the daily average of around 2 million shares traded. The company had no specific news today.