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Top Direct Holders

HolderPositionShares% of Shares
Report Date
Bruce KovnerDirector, 10% Owner3,060,8602.81%2014-09-30
Dr. Safi R. Bahcall,PhDPresident and CEO1,853,1351.7%2013-12-31
Robert N. WilsonDirector704,1180.65%2014-07-01
Dr. Lan Bo Chen,PhD10% Owner620,0350.57%2009-08-06
Keith R. GollustDirector351,7660.32%2014-07-01
Chen SchorN/A150,0000.14%2014-12-08
Dr. Sumant Ramachandra,M.D.,PhDN/A75,000less than 0.1%2013-03-11
Marc R. SchneebaumN/A75,000less than 0.1%2014-12-08
William S. ReardonDirector41,439less than 0.1%2014-07-01
Dr. James G. Barsoum,PhDN/A40,000less than 0.1%2007-02-05

Insider Charts

Insider Transactions

Insider Position Date Buy/Sell Shares Trade Price ($) Cost ($1000) Price Change
Since Trade (%)
WILSON ROBERT NDirector2015-04-06Buy50,000$1.7587.546.86Link
Gollust Keith RDirector2015-04-06Buy350,000$1.75612.546.86Link
Kovner BruceDirector, 10% Owner2015-04-06Buy6,857,143$1.751200046.86Link
Kovner BruceDirector, 10% Owner2014-09-30Buy300,000$3.08924-16.56Link
Kovner BruceDirector, 10% Owner2014-04-11Buy1,250,000$4.015012.5-35.91Link
Kovner BruceDirector, 10% Owner2013-11-13Buy5,000,000$3.7518750-31.47Link
Bahcall Safi RPresident and CEO
(Click for the stocks that their CEOs have bought)
REARDON WILLIAM SDirector2013-11-13Buy13,333$3.7550-31.47Link
Gollust Keith RDirector2013-11-13Buy150,000$3.75562.5-31.47Link
Bahcall Safi RPresident and CEO2013-06-28Buy10,000$5.0350.3-48.91Link
Kovner BruceDirector, 10% Owner2013-06-27Buy150,000$4.71706.5-45.44Link
Kovner BruceDirector, 10% Owner2013-06-26Buy500,000$4.532265-43.27Link
Kovner BruceDirector, 10% Owner2013-06-21Buy250,000$4.391097.5-41.46Link
Bahcall Safi RPresident and CEO2013-06-21Buy20,000$4.1282.4-37.62Link
Kovner BruceDirector, 10% Owner2013-06-18Buy200,000$4800-35.75Link
Bahcall Safi RPresident and CEO2013-06-14Buy10,000$4.0640.6-36.7Link
Kovner BruceDirector, 10% Owner2013-06-06Buy2,000,000$4.649280-44.61Link
Bahcall Safi RPresident and CEO2013-06-06Buy10,000$4.0440.4-36.39Link
Vukovic VojoSVP, Chief Medical Officer2013-06-05Buy10,000$4.5845.8-43.89Link
WILSON ROBERT NDirector2013-06-04Buy10,000$550-48.6Link

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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