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Top Direct Holders

HolderPositionShares% of Shares
Report Date
Lynnor B. Stevenson,PhDDirector330,1245.09%2006-03-29
Mr. Kevin S. WilsonCEO and President251,8103.89%2015-03-09
Robert B. Grieve,PhDExecutive Chair124,7401.93%2015-04-22
Jason A. NapolitanoCFO83,6321.29%2015-03-10
Louise L. McCormickDirector72,0001.11%2010-05-17
Carol Talkington Verser,PhDN/A58,3520.9%2005-09-20
William A. AylesworthDirector37,3970.58%2015-03-09
John R. FlandersN/A32,5000.5%2008-11-25
Dr. Michael J. McGinley,PhDPresi, Biologic. & Pharm.15,7750.24%2014-11-21
Wisnewski NancyN/A14,0180.22%2015-01-16

Insider Charts

Insider Transactions

Insider Position Date Buy/Sell Shares Trade Price ($) Cost ($1000) Price Change
Since Trade (%)
GRIEVE ROBERT BExecutive Chair2015-04-24Sell6,000$29.67178-3.34Link
GRIEVE ROBERT BExecutive Chair2015-04-13Sell4,000$26.54106.28.06Link
(Click for the stocks that their CFOs have bought)
GRIEVE ROBERT BExecutive Chair2015-03-09Sell2,000$25.2650.513.54Link
Wilson Kevin S.CEO and President
(Click for the stocks that their CEOs have bought)
NAPOLITANO JASON ACFO2015-03-09Sell5,765$26.0215010.22Link
Wilson Kevin S.CEO and President2014-11-30Sell28,928$14405104.86Link
Sveen David E.Director2014-11-30Buy21,428$14300104.86Link
McGinley Michael JPresi, Biologic. & Pharm.2014-11-21Sell9,499$15.45146.885.63Link
GRIEVE ROBERT BExecutive Chair2014-11-21Sell6,500$15.2599.188.07Link
AYLESWORTH WILLIAM ADirector2014-11-03Sell5,000$13.6768.4109.8Link
GRIEVE ROBERT BCEO2014-08-25Sell1,000$13.413.4114.03Link
AYLESWORTH WILLIAM ADirector2014-08-18Sell1,600$13.5321.6111.97Link
GRIEVE ROBERT BExecutive Chair and Director2014-08-04Sell12,000$13.57162.8111.35Link
GRIEVE ROBERT BExecutive Chair and Director2014-06-05Sell936$10.6910168.29Link
AYLESWORTH WILLIAM ADirector2014-05-14Sell4,200$10.8945.7163.36Link
WRENN CAROLDirector2014-03-31Buy1,000$10.510.5173.14Link
Riley Sharon L.Director2014-03-31Buy3,000$10.8132.4165.31Link
GRIEVE ROBERT BCEO2014-03-31Sell7,000$10.573.5173.14Link
WRENN CAROLDirector2013-03-01Buy3,000$8.3325244.3Link

Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as Conversion of derivative security or Exercise of Options are not included. Insiders are only limited to Officers and/or Directors of the company.

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