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Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Michael H. CarrelN/A313,9020.97%2015-12-31
Karen P. RobardsDirector283,3280.88%2015-12-08
Dr. Donald C. Harrison,M.D.Director198,7410.62%2011-02-23
Mr. David J. DrachmanPresident and CEO146,0000.45%2012-09-12
Norman R. Weldon,PhDDirector122,3680.38%2005-08-04
Mr. Douglas J. SeithCOO121,3690.38%2016-01-25
Julie A. PitonVP Fin & Admin & CFO96,5100.3%2012-02-17
Mr. M. Andrew WadeVP and CFO96,2030.3%2016-01-25
Mr. Mark LanningDirector75,0000.23%2016-01-08
Salvatore PriviteraVP Engineering & Product Dev72,9560.23%2011-07-29

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
Seith Douglas JCOO2015-12-03Sell5,000128,715$21.55107.8-21.39125,215 (Direct)
3,500 (Held by spouse)
Krell Elizabeth DDirector2015-12-02Sell10,0007,162$21.88218.8-22.587,162 (Direct)
Krell Elizabeth DDirector2015-11-11Sell10,0007,162$20.68206.8-18.097,162 (Direct)
Krell Elizabeth DDirector2015-05-14Sell10,0007,162$21.77217.7-22.197,162 (Direct)
ROBARDS KAREN PDirector2015-05-06Sell2,650288,328$22.1858.8-23.62288,328 (Direct)
Hooven Michael DDirector2015-04-01Sell142,268234,211$20.812960.6-18.6Link
ROBARDS KAREN PDirector2015-03-13Sell3,150285,978$19.5361.5-13.26285,978 (Direct)
Seith Douglas JCOO2015-03-05Sell36,688128,371$17.51642.4-3.26124,871 (Direct)
3,500 (Held by spouse)
Krell Elizabeth DDirector2015-03-02Sell10,0007,162$17.63176.3-3.917,162 (Direct)
Seith Douglas JSVP, Sales and Marketing2014-05-06Buy1,00099,194$15.041512.6395,694 (Direct)
3,500 (Held by spouse)
JOHNSTON RICHARD M2013-09-13Sell77,61034,727$10776.169.4
34,727 (See footnote)
Seith Douglas JSVP of Sales and Marketing2013-08-12Buy10,00061,240$9.5895.876.8358,240 (Direct)
3,000 (Held by spouse)
JOHNSTON RICHARD M2013-08-05Sell20,04739,073$10200.569.4
39,073 (See footnote)
JOHNSTON RICHARD M2013-07-11Sell2,34340,196$1023.469.4
40,196 (See footnote)
JOHNSTON RICHARD M2013-06-19Sell29,34840,327$8.9626389.06
40,327 (See footnote)
JOHNSTON RICHARD M2013-06-18Sell39,68241,970$9.18364.384.53
41,970 (See footnote)
JOHNSTON RICHARD M2013-06-14Sell95,59844,192$8.97857.588.85
44,192 (See footnote)
JOHNSTON RICHARD M2013-06-12Sell35,37249,546$9.01318.788.01
49,546 (See footnote)
LUX ANDREW LSee Remarks2013-03-13Buy1,00020,229$8.398.4101.9120,229 (Direct)
Lucky James LVP, Clinical, Regulatory & QS2013-03-06Sell50,06551,250$8.14407.5108.1151,250 (Direct)
Discovery Group I, LLC10% Owner2012-12-17Sell10,0001,621,334$6.5365.3159.42
1,621,334 (By Pleiades Investment Partners - D)
Discovery Group I, LLC10% Owner2012-12-13Sell53,2341,674,768$6.21330.6172.79
1,674,768 (By Pleiades Investment Partners - D, L.P)
Discovery Group I, LLC10% Owner2012-12-10Sell31,8931,728,002$6.15196.1175.45
1,728,002 (By Pleiades Investment Partners - D, L.P)
Discovery Group I, LLC10% Owner2012-12-04Sell32,200202,880$6.52209.9159.82
202,880 (By Pleiades Investment Partners - D, L.P)
Discovery Group I, LLC10% Owner2012-11-28Sell7,4451,792,095$7.1453.2137.25
1,792,095 (By Pleiades Investment Partners - D, L.P)
Discovery Group I, LLC10% Owner2012-11-20Sell2,0931,799,540$7.2215.1134.63
1,799,540 (By Pleiades Investment Partners - D, L.P)
Lanning Mark RDirector2012-09-14Buy11,00625,000$7.6484.1121.7325,000 (Direct)
Hooven Michael DDirector2012-09-13Buy1,1100$7.378.2129.85Link
Hooven Michael DDirector2012-09-12Buy1,1500$7.18.2138.59Link
Drachman David JPresident and CEO
(Click for the stocks that their CEOs have bought)
2012-09-12Sell20,000146,000$7.04140.8140.63146,000 (Direct)
Hooven Michael DDirector2012-09-11Buy1,1450$7.188.2135.93Link
Hooven Michael DDirector2012-09-10Buy1,215754,063$7.158.7136.92754,063 (Direct)
Hooven Michael DDirector2012-09-07Buy1,215752,848$6.888.4146.22752,848 (Direct)
Drachman David JPresident and CEO2012-09-07Sell238,983146,000$6.541562.9159.02146,000 (Direct)
ROBARDS KAREN PDirector2012-08-23Buy1,000296,628$6.76.7152.84296,628 (Direct)
ROBARDS KAREN PDirector2012-08-16Buy1,000295,628$6.987142.69295,628 (Direct)
Drachman David JPresident, CEO2012-08-16Sell76,500384,983$7.36563130.16384,983 (Direct)
PRESIDIO MANAGEMENT GROUP VIII10% Owner2012-06-07Sell5,0381,895,128$9.4447.679.45
1,852,444 (Directly Held by USVP VIII)
14,452 (Directly Held by AFF VIII)
18,374 (Directly Held by EP VIII-A)
9,858 (Directly Held by EP VIII-B)
PRESIDIO MANAGEMENT GROUP VIII10% Owner2012-06-07Sell5,0381,895,128$9.4447.679.45
1,852,444 (Directly Held by USVP VIII)
14,452 (Directly Held by AFF VIII)
18,374 (Directly Held by EP VIII-A)
9,858 (Directly Held by EP VIII-B)
Drachman David JPresident, CEO and Director2012-05-23Sell12,755470,223$8.13103.7108.36470,223 (Direct)
Drachman David JPresident, CEO and Director2012-05-22Sell39,184458,425$8.23322.5105.83458,425 (Direct)
Drachman David JPresident, CEO and Director2012-05-10Sell23,061492,266$9.09209.686.36492,266 (Direct)
Lucky James LVP, Regulatory Affairs and QS2012-05-08Sell8,00048,265$9.0672.586.9848,265 (Direct)
Lucky James LVP, Regulatory Affairs and QS2012-03-01Sell5,50056,265$10.557.861.3356,265 (Direct)
Discovery Group I, LLC10% Owner2012-01-13Sell6,945244,618$11.1877.651.52
244,618 (By Pleiades Investment Partners - D, L.P)
Discovery Group I, LLC10% Owner2012-01-11Sell13,4001,808,578$11.22150.350.98
1,557,015 (By Discovery Equity Partners, L.P.)
251,563 (By Pleiades Investment Partners - D, L.P)
Discovery Group I, LLC10% Owner2011-10-24Sell42,4831,821,978$12.01510.241.05
1,566,124 (By Discovery Equity Partners, L.P.)
255,854 (By Pleiades Investment Partners - D, L.P)
Discovery Group I, LLC10% Owner2011-10-19Sell26,9281,864,461$12.02323.740.93
265,129 (By Pleiades Investment Partners - D, L.P)
1,599,332 (By Discovery Equity Partners, L.P.)
Privitera SalvatoreVP Engineering & Product Dev2011-06-15Sell8,95074,731$13.77123.223.0274,731 (Direct)
Lucky James LVP, Regulatory Affairs and QA2011-06-15Sell3,00052,826$13.540.525.4852,826 (Direct)
Preiss FrederickVice President Operations2011-06-14Sell39,41924,000$14.07554.620.424,000 (Direct)
Piton Julie AVP Fin & Admin & CFO2011-06-13Sell33,77085,922$14.05474.520.5785,922 (Direct)
Drachman David JPresident and CEO and Director2011-06-13Sell30,000365,692$1442021365,692 (Direct)
Hooven Michael DDirector2011-06-13Sell30,000751,633$144202163,669 (Direct)
1,121 (Held by Son)
334,211 (Michael D. Hooven 2004 Trust FBO Michael)
334,211 (Michael D. Hooven 2001 Trust FBO Susan)
18,421 (Susan Spies 2004 Children??s Trust)
Preiss FrederickVice President Operations2011-06-13Sell32,30024,000$14452.22124,000 (Direct)
Lucky James LVP, Regulatory Affairs and QA2011-06-10Sell6,53655,826$13.3787.426.755,826 (Direct)
Discovery Group I, LLC10% Owner2011-04-05Buy2,5680$11.529.547.3Link
Discovery Group I, LLC10% Owner2011-03-28Buy2,0000$10.992254.14Link
Discovery Group I, LLC10% Owner2011-03-24Buy11,2470$10.8512256.13Link
Discovery Group I, LLC10% Owner2011-03-21Buy11,4370$10.02114.669.06Link
Discovery Group I, LLC10% Owner2011-03-16Buy12,0940$9.7117.374.64Link
Discovery Group I, LLC10% Owner2011-03-11Buy11,3900$9.63109.775.91Link
Discovery Group I, LLC10% Owner2011-03-08Buy26,9820$10.05271.268.56Link
JOHNSTON RICHARD MDirector2011-03-08Sell2,8140$10.0628.368.39Link
JOHNSTON RICHARD MDirector2011-03-07Sell12,7360$10.08128.468.06Link
JOHNSTON RICHARD MDirector2011-03-03Sell44,8500$10.16455.766.73Link
Discovery Group I, LLC10% Owner2011-03-02Buy57,0400$10.1576.167.72Link
JOHNSTON RICHARD MDirector2011-03-01Sell21,1200$10.1213.367.72Link
Discovery Group I, LLC10% Owner2011-02-25Buy49,8260$10.27511.764.95Link
JOHNSTON RICHARD MDirector2011-02-25Sell25,0690$10.11253.467.56Link
Drachman David JPresident and CEO and Director2011-02-23Sell40,6710$10.37421.863.36Link
HARRISON DONALD CDirector2011-02-23Sell11,3150$10.3411763.83Link
ROBARDS KAREN PDirector2011-02-22Sell3,9470$10.8842.955.7Link
Discovery Group I, LLC10% Owner2011-01-05Buy7,8191,693,035$10.3280.764.15Link
Discovery Group I, LLC10% Owner2010-12-31Buy12,4001,685,216$10.26127.265.11Link
Discovery Group I, LLC10% Owner2010-12-20Buy1,0001,429,079$101069.4Link
Discovery Group I, LLC10% Owner2010-11-30Buy3,6451,671,816$8.53199.29Link
Lucky James LVP, Regulatory Affairs and QA2010-11-18Sell1,50045,435$8.4412.7100.71Link
Discovery Group I, LLC10% Owner2010-11-16Buy5,8001,668,171$8.0146.5111.49Link
Discovery Group I, LLC10% Owner2010-11-12Buy19,8181,662,371$8.07159.9109.91Link
Hooven Michael DDirector2010-11-10Sell16,636781,633$8.1134.8109.14Link
Discovery Group I, LLC10% Owner2010-11-09Buy28,0381,642,553$8.2229.9106.59Link
Discovery Group I, LLC10% Owner2010-11-02Buy70,5081,583,007$8.09570.4109.39Link
Lucky James LVP, Regulatory Affairs and QA2010-08-06Sell3,50046,935$6.5122.8160.22Link
Privitera SalvatoreVP Engineering & Product Dev2010-06-14Sell5,00067,026$5.2526.3222.67Link
Discovery Group I, LLC10% Owner2010-03-16Buy12,0940$9.7117.374.64Link
Lucky James LVP, Regulatory Affairs and QA2009-11-24Sell3,00040,503$5.4216.3212.55Link
ROBARDS KAREN PDirector2009-06-16Buy2,300291,221$3.297.6414.89
Privitera SalvatoreVP Engineering & Product Dev2009-06-09Sell5,00022,026$3.7518.8351.73
Privitera SalvatoreVP Engineering & Product Dev.2009-06-08Sell10,00027,026$330464.67
Lucky James LVP, Regulatory Affairs and QA2009-06-08Sell3,00014,003$3.410.2398.24
ROBARDS KAREN PDirector2009-06-03Buy10,000288,921$2.5525.5564.31
ROBARDS KAREN PDirector2009-05-27Buy5,000278,921$2.5712.9559.14
Lucky James LVP, Regulatory Affairs and QA2009-05-20Sell7,50017,003$2.7520.6516
Preiss FrederickVice President Operations2009-05-15Sell8,5008,680$2.420.4605.83
ROBARDS KAREN PDirector2009-03-17Buy20,000271,499$1.4281110
ROBARDS KAREN PDirector2009-03-13Buy10,000251,499$1.3131203.08
ROBARDS KAREN PDirector2008-12-12Buy6,000226,499$2.2813.7642.98
ROBARDS KAREN PDirector2008-12-10Buy15,000220,499$2.2333.5659.64
ROBARDS KAREN PDirector2008-12-02Buy25,000205,499$2.4962.3580.32
ROBARDS KAREN PDirector2008-11-21Buy4,000180,499$2.610.4551.54
ROBARDS KAREN PDirector2008-11-19Buy2,000176,499$2.965.9472.3
ROBARDS KAREN PDirector2008-11-11Buy3,000174,499$4.0112322.44
Piton Julie AVP & CFO2008-11-06Buy5,0005,000$3.0915.5448.22
Collar Mark ADirector2008-11-06Buy6,6008,600$319.8464.67
ROBARDS KAREN PDirector2008-11-06Buy5,000171,499$3.0215.1460.93
Drachman David JPresident and CEO, Director2008-06-13Buy3,2008,400$10.5633.860.42
Drachman David JPresident and CEO, Director2008-06-12Buy1,2005,200$10.2112.365.92
Krell Elizabeth DDirector2008-06-10Buy500500$10.75.458.32
Drachman David JPresident and CEO, Director2008-06-10Buy4,0004,000$10.6942.858.47
Hooven Michael DDirector2008-06-09Buy9,60098,607$10.3699.563.51
Collar Mark ADirector2008-06-09Buy2,0002,000$10.4120.862.73
Wrubel Lee RDirector2008-05-19Sell10,000285,717$1111054
Wrubel Lee RDirector2008-05-16Sell23,000295,717$11.15256.551.93
Wrubel Lee RDirector2008-05-15Sell13,810318,717$11.0815352.89
Wrubel Lee RDirector2008-05-13Sell15,000332,527$11.06165.953.16
Wrubel Lee RDirector2008-05-09Sell34,533347,527$11.51397.547.18
Wrubel Lee RDirector2008-03-14Sell34,067382,060$11.09377.852.75
Wrubel Lee RDirector2008-03-10Sell6,410416,127$11.6674.745.28
Wrubel Lee RDirector2008-03-05Sell4,990422,537$12.0560.140.58
Wrubel Lee RDirector2007-11-29Sell18,000427,527$1119854
Wrubel Lee RDirector2007-08-21Sell49,000445,527$10.21500.365.92
Lanning Mark RDirector2006-08-22Buy7,0007,000$642182.33Link
PRESIDIO MANAGEMENT GROUP VIII10% Owner2006-08-10Sell86,3174,591,807$5.8500.6192.07Link
PRESIDIO MANAGEMENT GROUP VIII10% Owner2006-08-10Sell86,3174,591,807$5.8500.6192.07Link
Walsh Richard SVice President; Sales2005-09-15Buy1,7501,750$13.523.625.48Link
HARRISON DONALD CDirector2005-08-10Sell85,937894,349$11.16959.151.79Link
PRESIDIO MANAGEMENT GROUP VIII10% Owner2005-08-10Sell272,2184,760,757$11.16303851.79Link
PRESIDIO MANAGEMENT GROUP VIII10% Owner2005-08-10Sell272,2184,760,757$11.16303851.79Link

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.

"Shares" change (fifth column) and "Shares Owned Following This (Direct & Indirect)" transactions (sixth column) are split adjusted. The "Share Ownership Details" (last column) displayed data is as of reported.

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