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Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Dr. John K. Kibarian, PhDCEO, President2,512,4747.99%2012-08-28
Dr. Kimon Michaels,PhDCo-VP of Client Services1,466,9594.66%2015-06-01
Thomas F. Cobourn,PhDVP, Yield Analysis773,2572.46%2004-11-22
Mr. Lucio L. LanzaDirector277,5920.88%2015-06-01
David A. JosephActing President, PDF Japan264,1740.84%2010-05-15
P. Steven MelmanVP Investor Relations156,8780.5%2009-05-15
Keith A. JonesN/A64,1340.2%2010-03-15
James JensenVP, Yield Aware - FDC51,2190.16%2009-08-27
Dr. Cornelius Hartgring,PhDVice President, CSS41,6700.13%2015-06-01
Dr. Thomas Caulfield,PhDN/A30,7140.1%2013-09-11

Insider Charts

Insider Transactions

Insider Position Date Buy/Sell Shares Shares Owned Following This (Direct & Indirect) Trade Price ($) Cost ($1000) Price Change
Since Trade (%)
Share Ownership Details
HEINRICHS R STEPHENDirector2015-06-12Sell35,00032,500$16.48576.8-28.6419,187 (Direct)
13,313 (By Fairview Financial Corporation)
Kim KwangHVP of Business Development2015-03-05Sell180$14900268.2-99.92Link
Kim KwangHVP of Business Development2015-02-27Sell10014,900$18.681.9-37.0414,900 (Direct)
WALKER GREGORY CCFO, VP Finance
(Click for the stocks that their CFOs have bought)
2015-02-23Sell117,40114,296$17.522056.9-32.8814,296 (Direct)
WALKER GREGORY CCFO, VP Finance
(Click for the stocks that their CFOs have bought)
2015-02-20Sell13,85214,296$33.6465.4-6514,296 (Direct)
HARTGRING CORNELISVice President, CSS2015-02-12Sell20,85434,712$18.19379.3-35.3534,712 (Direct)
HARTGRING CORNELISVice President, CSS2015-02-11Sell100,00034,712$17.511751-32.8434,712 (Direct)
LANZA LUCIODirector2014-05-13Sell32,000360,249$19608-38.11238,529 (Direct)
121,720 (by Lanza techVentures)
Yu Albert YCDirector2014-02-20Sell7,5018,913$22.25166.9-47.158,913 (Direct)
WALKER GREGORY CCFO, VP Finance
(Click for the stocks that their CFOs have bought)
2014-02-11Sell2,3197,556$23.1153.6-49.117,556 (Direct)
Yu Albert YCDirector2013-11-29Sell4688,913$23.3510.9-49.648,913 (Direct)
WALKER GREGORY CCFO, VP Finance
(Click for the stocks that their CFOs have bought)
2013-11-08Sell4,2927,556$22.897.9-48.427,556 (Direct)
Yu Albert YCDirector2013-11-04Sell7,9719,381$22.98183.2-48.839,381 (Direct)
HARTGRING CORNELISVice President, CSS2013-09-11Sell21,32025,626$21.84465.6-46.1525,626 (Direct)
HARTGRING CORNELISVice President, CSS2013-08-05Sell3,99725,626$21.4385.7-45.1225,626 (Direct)
Yu Albert YCDirector2013-08-02Sell5,25712,194$21.05110.7-44.1312,194 (Direct)
Yu Albert YCDirector2013-08-01Sell3,49017,451$20.5671.8-42.817,451 (Direct)
HARTGRING CORNELISVice President, CSS2013-08-01Sell3,95125,626$20.9582.8-43.8725,626 (Direct)
WALKER GREGORY CCFO, VP Finance
(Click for the stocks that their CFOs have bought)
2013-08-01Sell1,18112,175$20.8324.6-43.5412,175 (Direct)
HARTGRING CORNELISVice President, CSS2013-07-30Sell15,02826,870$20.98315.3-43.9526,870 (Direct)

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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