Victrix Investment Advisors’ holdings in Quest Diagnostics were worth $235,000 as of its most recent filing with the SEC. Get Quest Diagnostics alerts:Insider Buying and Selling at Quest DiagnosticsIn other Quest Diagnostics news, SVP Karthik Kuppusamy sold 2,210 shares of the business’s stock in a transaction on Thursday, July 31st. Quest Diagnostics Stock PerformanceShares of DGX stock opened at $190.67 on Wednesday. Visit HoldingsChannel.com to get the latest 13F filings and insider trades for Quest Diagnostics Incorporated (NYSE:DGX – Free Report). Receive News & Ratings for Quest Diagnostics Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Quest Diagnostics and related companies with MarketBeat.com's FREE daily email newsletter.