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Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Mr. Bruce E. GerhardtN/A5,2500.12%2014-02-10
Dr. Marsha A. Chandler, PhDN/A5,0780.11%2014-02-10
Wilson Margaret FayeN/A5,0740.11%2014-02-10

Insider Charts

Insider Transactions

Insider Position Date Buy/Sell Shares Shares Owned Following This (Direct & Indirect) Trade Price ($) Cost ($1000) Price Change
Since Trade (%)
Details
BERG JEFFREY HDirector2012-03-07Sell5,00047,000$5.5527.8-61.98Link
LoCastro MarcellaDirector2011-12-16Buy1,5003,250$4.496.7-53.01Link
LoCastro MarcellaDirector2011-12-15Buy1,7501,750$4.457.8-52.58Link
PARKER WALLACE P JRDirector2011-12-07Buy1,00010,200$4.254.3-50.35Link
PARKER WALLACE P JRDirector2011-12-05Buy3,0009,200$4.3713.1-51.72Link
PARKER WALLACE P JRDirector2011-11-22Buy1,0006,200$4.44.4-52.05Link
PARKER WALLACE P JRDirector2011-03-15Buy4005,200$4.641.9-54.53Link
PARKER WALLACE P JRDirector2011-03-14Buy1,6004,800$4.647.4-54.53Link
PARKER WALLACE P JRDirector2011-03-10Buy1,2003,200$4.645.6-54.53Link
PARKER WALLACE P JRDirector2011-03-01Buy2,0002,000$4.979.9-57.55Link
PITLER DAVIDEVP & President BioImaging Svc2010-09-02Sell3,20045,800$3.511.2-39.71Link
PITLER DAVIDSr. V.P., Operations2010-02-22Sell17,00010,000$4.2772.6-50.59Link
STACK DAVID MDirector2009-03-16Buy1,50019,000$3.435.1-38.48
STACK DAVID MDirector2009-03-09Buy1,50017,500$34.5-29.67
TAYLOR JAMES AMBROSEDirector2008-10-15Sell1,36513,750$68.2-64.83
TAYLOR JAMES AMBROSEDirector2008-09-15Sell3,00013,750$7.3822.1-71.41
TAYLOR JAMES AMBROSEDirector2008-08-15Sell3,00013,750$7.3522.1-71.29
STACK DAVID MDirector2008-08-11Sell47016,000$7.373.5-71.37
TAYLOR JAMES AMBROSEDirector2008-07-15Sell3,00013,750$6.8520.6-69.2
STACK DAVID MDirector2008-07-10Sell3,00016,000$6.8220.5-69.06

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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