Author: Mark Doerr

Mark Doerr is a principal and senior research analyst at Tech Insider covering medical technology companies with a focus on cardiovascular and related therapeutic technology. Mark leverages his prior experience as the director of marketing and business development at a medical device company, along with an extensive network of physician and industry relationships, to provide a unique perspective on the medtech sector. Prior to joining Tech Insider in 2011 he covered medical technology for four years at Craig-Hallum Capital, and has in total 20 years of financial and medtech industry experience.
Finance

Basic Material Insider Selling: Pioneer Natural Resources (NYSE:PXD), Solazyme (NASDAQ:SZYM), Huntsman (NYSE:HUN), Basic Energy Services (NYSE:BAS), Denbury Resources (NYSE:DNR)

Pioneer Natural Resources (NYSE:PXD) EVP Mark Stephen Berg sold 1,500 shares of Pioneer Natural Resources stock on the open market in a transaction that occurred on Friday, June 20th. The shares were sold at an average price of $230.03, for a total transaction of $345,045.00. Following the completion of the transaction, the executive vice president now directly owns 53,654 shares of the company’s stock, valued … Continue reading Basic Material Insider Selling: Pioneer Natural Resources (NYSE:PXD), Solazyme (NASDAQ:SZYM), Huntsman (NYSE:HUN), Basic Energy Services (NYSE:BAS), Denbury Resources (NYSE:DNR)

Mark Doerr
Finance

Social Stocks: Facebook Inc (NASDAQ:FB), Twitter Inc (NYSE:TWTR), Baidu Inc (ADR) (NASDAQ:BIDU), Renren Inc (NYSE:RENN), Yelp Inc (NYSE:YELP)

Facebook Inc. (NASDAQ:FB), for the first time, has joined a number of technology companies releasing their diversity figures publicly. The Menlo Park, California social media giant revealed its figures Wednesday even as tech titans like Google Inc. (NASDAQ:GOOG) have begun seeking public input on how to close the huge gender gap present throughout the technology industry. Numbers released by Facebook Inc (NASDAQ:FB) continue to reaffirm … Continue reading Social Stocks: Facebook Inc (NASDAQ:FB), Twitter Inc (NYSE:TWTR), Baidu Inc (ADR) (NASDAQ:BIDU), Renren Inc (NYSE:RENN), Yelp Inc (NYSE:YELP)

Mark Doerr
Finance

Tech Stocks In Bullish Zone: Wireless Telecom Group (NYSEMKT:WTT), Mandalay (NASDAQ:MNDL), Rubicon Technology (NASDAQ:RBCN), IMS Health (NYSE:IMS), ReneSola (NYSE:SOL)

On June 11, 2014, the Board of Directors (the “Board) of Wireless Telecom Group, Inc. (NYSEMKT:WTT) appointed Mr. Don Carlos Bell III to the Board. Mr. Bell will also serve as a member of the Board’s Compensation Committee. Wireless Telecom Group Inc (NYSEMKT:WTT) stock performance was 5.36% in last session and finished the day at $2.75. Traded volume was 92.50K shares in the last session … Continue reading Tech Stocks In Bullish Zone: Wireless Telecom Group (NYSEMKT:WTT), Mandalay (NASDAQ:MNDL), Rubicon Technology (NASDAQ:RBCN), IMS Health (NYSE:IMS), ReneSola (NYSE:SOL)

Mark Doerr
Finance

Top Gainers: Vertex Pharmaceuticals Incorporated (NASDAQ:VRTX), XG Technology (NASDAQ:XGTI), Neurometrix (NASDAQ:NURO), CorMedix (NYSEMKT:CRMD), Doral Financial (NYSE:DRL)

Vertex Pharmaceuticals Incorporated (NASDAQ:VRTX) surged 40 percent after a study said a combination of two of the company’s drugs shows promise for treating cystic fibrosis. Vertex Pharmaceuticals Incorporated (NASDAQ:VRTX) stock performance was 40.41% in last session and finished the day at $93.53. Traded volume was 25.24million shares in the last session and the average volume of the stock remained 1.58million shares. The beta of the … Continue reading Top Gainers: Vertex Pharmaceuticals Incorporated (NASDAQ:VRTX), XG Technology (NASDAQ:XGTI), Neurometrix (NASDAQ:NURO), CorMedix (NYSEMKT:CRMD), Doral Financial (NYSE:DRL)

Mark Doerr
Finance

Unusual Volume: Meritor Inc (NYSE:MTOR), CCA Industries (NYSEMKT:CAW), Deswell Industries (NASDAQ:DSWL), Le Gaga Holdings (NASDAQ:GAGA), Truett-Hurst (NASDAQ:THST)

The company on June 23 reached a $500 million settlement with Eaton (NYSE: ETN) related to an anti-trust suit filed in 2006. Meritor Inc (NYSE:MTOR) had been slated to go to trial beginning Monday over damages that reportedly could have amounted to more than $2 billion. Meritor Inc (NYSE:MTOR) stock performance was 1.97% in last session and finished the day at $12.93. Traded volume was 4.86million … Continue reading Unusual Volume: Meritor Inc (NYSE:MTOR), CCA Industries (NYSEMKT:CAW), Deswell Industries (NASDAQ:DSWL), Le Gaga Holdings (NASDAQ:GAGA), Truett-Hurst (NASDAQ:THST)

Mark Doerr
Finance

Insider buying: Prospect Capital Corporation (NASDAQ:PSEC), Opko Health (NYSE:OPK), Republic Services (NYSE:RSG), CyrusOne (NASDAQ:CONE), Rally Software Development (NYSE:RALY)

Prospect Capital Corp. (NASDAQ:PSEC) CEO John F. Barry bought 100,000 shares of the company’s stock in a transaction dated Friday, June 13th. The shares were purchased at an average cost of $10.37 per share, with a total value of $1,037,000.00. Following the purchase, the chief executive officer now directly owns 4,110,959 shares of the company’s stock, valued at approximately $42,630,645.  Prospect Capital Corporation (NASDAQ:PSEC) stock … Continue reading Insider buying: Prospect Capital Corporation (NASDAQ:PSEC), Opko Health (NYSE:OPK), Republic Services (NYSE:RSG), CyrusOne (NASDAQ:CONE), Rally Software Development (NYSE:RALY)

Mark Doerr