Gary M Pfeiffer insider trades

Open-market stock purchases and sales by Gary M Pfeiffer, Director at Quest Diagnostics Inc, from SEC Form 4 filings since Apr 1, 2010.

Recent trades

DateStockTradeValue
May 20, 2026DGX Quest Diagnostics IncBought (not open market)—
Oct 23, 2025DGX Quest Diagnostics IncSold (not open market)$841K
Oct 22, 2025DGX Quest Diagnostics IncSold$270K

Companies traded

  • DGX Quest Diagnostics Inc: 10 sales, last May 20, 2026
  • INAPQ Internap Corp: other filings, last May 8, 2020
  • INAP Internap Corp: 1 buy, last Jun 6, 2019
  • TVIA TerraVia Holdings, Inc: other filings, last May 22, 2017
  • SZYM Solazyme Inc: other filings, last May 14, 2015
  • TLB Talbots Inc: other filings, last Aug 3, 2012

Get free alerts when Gary M Pfeiffer files a new trade →