18 Biggest Mid-Day Losers For Wednesday

Babcock & Wilcox Enterprises Inc BW shares dipped 40.4 percent to $9.83. Babcock & Wilcox reported Q4 adjusted loss of $1.60 per share on revenue of $380 million. KeyBanc downgraded Babcock & Wilcox from Overweight to Sector Weight.
Impax Laboratories Inc IPXL shares dropped 28.4 percent to $10.20. Impax Labs reported Q4 adjusted earnings of $0.16 per share on revenue of $198.4 million.
Oasmia Pharmaceutical AB OASM shares fell 22.8 percent to $1.80.
Palo Alto Networks Inc PANW declined 22.4 percent to $117.94. Palo Alto posted upbeat Q2 earnings, but sales missed expectations. The company also issued a weak forecast for the current quarter.
CyberOptics Corporation CYBE shares dropped 21 percent to $27.20. CyberOptics reported Q4 earnings of $0.85 per share on sales of $13.45 million. The company also issued a weak sales forecast for the first quarter.
American Public Education, Inc. APEI shares fell 18.2 percent to $19.75 after the company reported downbeat quarterly earnings.
Etsy Inc ETSY tumbled 15.3 percent to $10.27. Etsy reported a Q4 GAAP loss of $0.16 per share.
Pra Group Inc PRAA declined 13.4 percent to $35.33 on wider-than-expected quarterly loss.
XO Group Inc XOXO dropped 11.6 percent to $16.29. XO Group posted adjusted earnings of $0.12 per share for its fourth quarter. Stifel Nicolaus downgraded XO Group from Buy to Hold.
Kewaunee Scientific Corporation KEQU declined 11.5 percent to $22.35 after the company reported Q3 results.
American Eagle Outfitters AEO shares fell 10.3 percent to $14.22. American Eagle posted upbeat Q4 earnings, but issued a weak forecast for the current quarter.
Qumu Corp QUMU shares dropped 10.2 percent to $1.94. Qumu reported a Q4 loss of $0.04 per share on revenue of $9.3 million. The company also issued a weak forecast.
Enphase Energy Inc ENPH shares declined 10.1 percent to $1.61 as the company posted weak Q4 results.
Ideal Power Inc IPWR dropped 8.8 percent to $2.60. Ideal Power posted a quarterly loss of $0.29 per share .
Best Buy Co Inc BBY fell 4 percent to $42.36. Best Buy reported better-than-expected earnings for its fourth quarter, but sales missed estimates. The company also issued weak earnings forecast for the current quarter.
Ambarella Inc AMBA shares fell 3.5 percent to $56.87. Ambarella reported upbeat results for its fourth quarter, but issued a weak sales forecast for the current quarter.
Ross Stores, Inc. ROST dropped 3 percent to $66.70. Ross Storesreported upbeat results for its fourth quarter, but issued a downbeat forecast. The company announced a $1.75 billion buyback plan and raised its quarterly dividend. Citigroup downgraded Ross Stores from Buy to Neutral.
Sarepta Therapeutics Inc SRPT shares fell 2 percent to $30.53 despite posting a smaller loss than analysts predicted and topping sales estimates.