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Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Lynnor B. Stevenson,PhDDirector330,1245.01%2006-03-29
Mr. Kevin S. WilsonCEO and President230,0003.49%2015-12-02
Robert B. Grieve,PhDExecutive Chair101,6901.54%2015-08-28
Louise L. McCormickDirector72,0001.09%2010-05-17
Carol Talkington Verser,PhDN/A58,3520.89%2005-09-20
Jason A. NapolitanoEVP, COO, CFO and Secretary51,9000.79%2016-01-27
William A. AylesworthDirector37,3970.57%2015-03-09
John R. FlandersN/A32,5000.49%2008-11-25
Wisnewski NancyN/A20,7640.32%2015-12-01
Dr. Michael J. McGinley,PhDPresi, Biologic. & Pharm.15,9280.24%2015-11-24

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
NAPOLITANO JASON AEVP, COO, CFO and Secretary
(Click for the stocks that their CFOs have bought)
2016-01-27Sell15,00052,502$37555-12.1651,900 (Direct)
602 (by Spouse)
NAPOLITANO JASON AEVP, COO, CFO and Secretary
(Click for the stocks that their CFOs have bought)
2015-12-29Sell3,70067,502$40.03148.1-18.8166,900 (Direct)
602 (by Spouse)
NAPOLITANO JASON AEVP, COO, CFO and Secretary
(Click for the stocks that their CFOs have bought)
2015-12-29Sell3,70067,502$40.03148.1-18.8166,900 (Direct)
602 (by Spouse)
Wilson Kevin S.CEO and President
(Click for the stocks that their CEOs have bought)
2015-12-03Sell6,000427,919$35.5213-8.45230,000 (Direct)
13,432 (by Daughter)
13,432 (by Son)
13,432 (by Son II)
13,432 (by Son III)
124,099 (by Cuattro, LLC)
20,092 (by Spouse)
McGinley Michael JPresi, Biologic. & Pharm.2015-11-25Sell95815,928$33.6232.2-3.3315,928 (Direct)
McGinley Michael JPresi, Biologic. & Pharm.2015-11-24Sell1,42715,928$33.3347.6-2.4915,928 (Direct)
Wilson Kevin S.CEO and President2015-11-18Sell6,000433,919$35210-7.14230,000 (Direct)
14,932 (by Daughter)
14,932 (by Son)
14,932 (by Son II)
14,932 (by Son III)
124,099 (by Cuattro, LLC)
20,092 (by Spouse)
McGinley Michael JPresi, Biologic. & Pharm.2015-11-17Sell7,11415,928$35.28251-7.8815,928 (Direct)
NAPOLITANO JASON ACFO2015-09-11Sell1,69958,702$33.5156.9-3.0158,100 (Direct)
602 (by Spouse)
NAPOLITANO JASON ACFO2015-09-11Sell1,69958,702$35.5160.3-8.4858,100 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-08-31Sell11,098106,331$33.77374.8-3.76101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-08-31Sell4,99860,401$33.59167.9-3.2559,799 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-08-27Sell3,604106,331$33.79121.8-3.82101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-08-17Sell2,498439,919$34.987.2-6.88230,000 (Direct)
124,099 (by Cuattro, LLC)
16,432 (by Daughter)
16,432 (by Son)
16,432 (by Son II)
16,432 (by Son III)
20,092 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-08-17Sell8,033106,331$34.91280.4-6.9101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-08-14Sell2,101442,417$34.973.3-6.88232,498 (Direct)
124,099 (by Cuattro, LLC)
16,432 (by Daughter)
16,432 (by Son)
16,432 (by Son II)
16,432 (by Son III)
20,092 (by Spouse)
Lippincott RodEVP, Companion Animal Sales2015-08-14Sell3,898746$34.19133.3-4.94746 (Direct)
GRIEVE ROBERT BExecutive Chair2015-08-11Sell19,765106,331$35.05692.8-7.28101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-08-11Sell5,401444,518$35.11189.6-7.43234,599 (Direct)
124,099 (by Cuattro, LLC)
16,432 (by Daughter)
16,432 (by Son)
16,432 (by Son II)
16,432 (by Son III)
20,092 (by Spouse)
NAPOLITANO JASON ACFO2015-08-11Sell3,30165,399$35.51117.2-8.4864,797 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-08-04Sell1,050108,831$3536.8-7.14104,190 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-07-30Sell5,53468,700$33.97188-4.3368,098 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-07-13Sell1,000109,881$29.99308.37105,240 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-06-08Sell11,810449,919$30.08355.28.05240,000 (Direct)
124,099 (by Cuattro, LLC)
16,432 (by Daughter)
16,432 (by Son)
16,432 (by Son II)
16,432 (by Son III)
20,092 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-06-03Sell17,000111,531$31.36533.13.64106,240 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-06-02Sell2,46474,234$31.577.63.1773,632 (Direct)
602 (by Spouse)
NAPOLITANO JASON ACFO2015-06-01Sell7,53676,698$32.26243.10.7476,096 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-05-27Sell1,500128,531$3146.54.84123,240 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Eyl Steven M.EVP, Commercial Operations2015-05-22Sell5,9811,169$30.19180.67.651,169 (Direct)
Riley Sharon L.Director2015-05-18Buy5004,500$29.0514.511.884,500 (Direct)
GRIEVE ROBERT BExecutive Chair2015-04-24Sell6,000130,031$29.671789.54124,740 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-04-13Sell4,000136,031$26.54106.222.46130,740 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-03-10Sell5,76583,632$26.0215024.983,632 (Direct)
NAPOLITANO JASON ACFO2015-03-10Sell5,76584,234$26.0215024.983,632 (Direct)
602 (by Spouse)
NAPOLITANO JASON ACFO2015-03-09Sell5,76584,234$26.0215024.983,632 (Direct)
602 (by Spouse)
Wilson Kevin S.CEO and President2015-03-09Sell10,000461,729$25.38253.828.05251,810 (Direct)
124,099 (by Cuattro, LLC)
16,432 (by Daughter)
16,432 (by Son)
16,432 (by Son II)
16,432 (by Son III)
20,092 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-03-09Sell2,000140,031$25.2650.528.66134,740 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Sveen David E.Director2014-11-30Buy21,42821,428$14300132.14
14,285 (by Bethany Creek)
7,143 (by Lindberg Capital)
Wilson Kevin S.CEO and President2014-11-30Sell28,928471,729$14405132.14261,810 (Direct)
124,099 (by Cuattro, LLC)
16,432 (by Daughter)
16,432 (by Son)
16,432 (by Son II)
16,432 (by Son III)
20,092 (by Spouse)
GRIEVE ROBERT BExecutive Chair2014-11-21Sell6,500128,456$15.2599.1113.11122,815 (Direct)
3,077 (by Daughter I)
1,000 (by Daughter II)
1,564 (by Spouse)
McGinley Michael JPresi, Biologic. & Pharm.2014-11-21Sell9,49915,775$15.45146.8110.3615,775 (Direct)
AYLESWORTH WILLIAM ADirector2014-11-03Sell5,00037,397$13.6768.4137.7537,397 (Direct)
GRIEVE ROBERT BCEO2014-08-25Sell1,000135,533$13.413.4142.54129,315 (Direct)
3,077 (by Daughter I)
1,577 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2014-08-18Sell1,60037,397$13.5321.6140.2137,397 (Direct)
GRIEVE ROBERT BExecutive Chair and Director2014-08-04Sell12,000136,533$13.57162.8139.5130,315 (Direct)
3,077 (by Daughter I)
1,577 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BExecutive Chair and Director2014-06-05Sell936149,533$10.6910204.02142,315 (Direct)
3,077 (by Daughter I)
2,577 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2014-05-14Sell4,20029,797$10.8945.7198.4429,797 (Direct)
Riley Sharon L.Director2014-03-31Buy3,0004,000$10.8132.4200.654,000 (Direct)
WRENN CAROLDirector2014-03-31Buy1,0004,000$10.510.5209.524,000 (Direct)
GRIEVE ROBERT BCEO2014-03-31Sell7,0007,861$10.573.5209.52143 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2013-03-01Buy2,00033,997$8.3416.7289.6933,997 (Direct)
WRENN CAROLDirector2013-03-01Buy3,0003,000$8.3325290.163,000 (Direct)
CMC Master Fund, L.P.10% Owner2012-10-11Sell11,865529,664$9.5112.7242.11
529,664 (See Footnote)
CMC Master Fund, L.P.10% Owner2012-10-08Sell26,514541,529$9.52252.4241.39
541,529 (See Footnote)
CMC Master Fund, L.P.10% Owner2012-10-03Sell11,002568,043$9.54105240.67
568,043 (See Footnote)
AYLESWORTH WILLIAM ADirector2012-08-28Buy2,00031,997$7.9515.9308.8131,997 (Direct)
GRIEVE ROBERT BCEO2012-08-27Buy90085,917$7.977.2307.7878,199 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
Zachara ClaudineVP, Marketing2012-02-29Buy200220$9.752233.33220 (Direct)
Riley Sharon L.Director2012-02-28Buy1,0001,000$9.379.4246.851,000 (Direct)
GRIEVE ROBERT BCEO2012-02-28Buy30060,776$9.642.9237.1453,058 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BCEO2012-02-27Buy30060,476$9.12.7257.1452,758 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BCEO2012-02-24Buy42560,176$9.384246.4852,458 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2011-08-04Buy69025,000$9.856.8229.9525,000 (Direct)
AYLESWORTH WILLIAM ADirector2011-08-03Buy80024,310$10822524,310 (Direct)
AYLESWORTH WILLIAM ADirector2011-08-02Buy51023,510$9.715234.7123,510 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-24Buy18023,000$9.081.6257.9323,000 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-20Buy60022,820$8.825.3268.4822,820 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-18Buy1,29522,220$8.611.1277.9122,220 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-17Buy92520,925$8.457.8284.6220,925 (Direct)
AYLESWORTH WILLIAM ADirector2010-11-22Buy4,28020,000$0.441.9638.64Link
AYLESWORTH WILLIAM ADirector2010-11-19Buy5,72015,720$0.442.5638.64Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-05-27Buy50061,695$0.70.4364.29Link
AYLESWORTH WILLIAM ADirector2010-05-25Buy19010,000$0.590.1450.85Link
AYLESWORTH WILLIAM ADirector2010-05-24Buy3009,810$0.670.2385.07Link
AYLESWORTH WILLIAM ADirector2010-05-21Buy4009,510$0.710.3357.75Link
GRIEVE ROBERT BCEO2010-05-20Buy65059,753$0.770.5322.08Link
AYLESWORTH WILLIAM ADirector2010-05-20Buy4009,110$0.720.3351.39Link
AYLESWORTH WILLIAM ADirector2010-05-18Buy2008,710$0.740.1339.19Link
McCormick Louise L.Director2010-05-17Buy1,2007,200$0.790.9311.39Link
AYLESWORTH WILLIAM ADirector2010-05-17Buy1408,510$0.750.1333.33Link
AYLESWORTH WILLIAM ADirector2010-05-14Buy1608,370$0.790.1311.39Link
AYLESWORTH WILLIAM ADirector2010-05-13Buy608,210$0.730345.21Link
AYLESWORTH WILLIAM ADirector2010-05-12Buy1008,150$0.730.1345.21Link
AYLESWORTH WILLIAM ADirector2010-05-11Buy508,050$0.740339.19Link
SASEN JOHN FDirector2010-02-26Buy5003,992$0.70.4364.29Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-02-26Buy10060,593$0.780.1316.67Link
AYLESWORTH WILLIAM ADirector2010-02-26Buy1,8008,000$0.711.3357.75Link
GRIEVE ROBERT BCEO2010-02-25Buy1,50051,383$0.651400Link
McGinley Michael JPresident and COO2010-02-25Buy1,2294,029$0.650.8400Link
AYLESWORTH WILLIAM ADirector2010-02-25Buy1,1006,200$0.690.8371.01Link
BENT MICHAEL AV.P.Actg. Officer & Controller2010-02-25Buy3004,387$0.70.2364.29Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-02-25Buy7560,493$0.70.1364.29Link
AYLESWORTH WILLIAM ADirector2010-02-24Buy1,1005,100$0.690.8371.01Link
GORDON G IRWINDirector2010-02-24Buy1,0003,700$0.70.7364.29Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-02-24Buy1,00060,418$0.690.7371.01Link
McCormick Louise L.Director2008-11-25Buy5,5006,000$0.241.31254.17
GRIEVE ROBERT BCEO, Director2008-11-17Buy13,30049,883$0.34983.33
AYLESWORTH WILLIAM ADirector2008-11-14Buy6604,000$0.320.2915.63
SASEN JOHN FDirector2008-02-29Buy2002,030$1.610.3101.86
EIO PETERDirector2007-11-15Buy1,0002,000$2.052.158.54
AYLESWORTH WILLIAM ADirector2007-11-09Buy1,0002,000$2262.5
Snodgrass Gerald LVP, Sales2007-08-23Sell4090$2.050.858.54
GRIEVE ROBERT BCEO2007-07-31Buy20036,233$1.890.471.96
NAPOLITANO JASON AExec. VP, CFO & Secretary2007-07-31Buy10058,313$20.262.5
Flanders John RV.P., General Counsel2007-07-30Buy250500$2.090.555.5
Snodgrass Gerald LVP, Sales2007-05-15Sell5,372250$2.2712.243.17
GORDON G IRWINDirector2006-11-27Buy1,0002,700$1.751.885.71
GRIEVE ROBERT BCEO2006-08-28Buy10043,228$1.550.2109.68Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-28Buy8558,301$1.540.1111.04Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-17Buy10058,217$1.40.1132.14Link
GRIEVE ROBERT BCEO2006-08-17Buy10043,128$1.410.1130.5Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-16Buy10058,117$1.430.1127.27Link
GRIEVE ROBERT BCEO2006-08-16Buy10043,028$1.410.1130.5Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-15Buy10058,017$1.440.1125.69Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-08Buy10057,917$1.40.1132.14Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-04Buy10057,817$1.30.1150Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-03Buy10057,717$1.310.1148.09Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-11-11Buy5056,867$1.190.1173.11Link
GRIEVE ROBERT BCEO2005-11-04Sell11,81243,358$1.315.4150Link
GORDON G IRWINDirector2005-10-28Buy2001,700$1.030.2215.53Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-10-28Buy30056,215$1.020.3218.63Link
SASEN JOHN FDirector2005-10-27Buy200200$1.080.2200.93Link
STEVENSON LYNNOR BDirector2005-10-26Buy20026,026$1.020.2218.63Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-10-26Buy65055,915$10.7225Link
EIO PETERDirector2005-08-31Buy1,0001,000$0.750.8333.33Link
DEMARSE ELISABETH HDirector2005-08-30Buy250250$0.70.2364.29Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-08-29Buy10055,265$0.750.1333.33Link
GORDON G IRWINDirector2005-08-24Buy1,0001,500$0.750.8333.33Link
STEVENSON LYNNOR BDirector2005-08-22Buy50025,826$0.790.4311.39Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-20Buy14040,003$0.810.1301.23Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-19Buy1,75039,863$0.831.5291.57Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-18Buy1,70038,113$0.781.3316.67Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-17Buy10036,413$0.750.1333.33Link
STINCHCOMB DAN TExec. V.P., Research and Dev.2004-11-30Sell3,925615$1.14.3195.45Link
STEVENSON LYNNOR BDirector2004-11-22Buy50025,326$1.150.6182.61Link
GORDON G IRWINDirector2004-06-01Buy500500$1.490.7118.12Link
NAPOLITANO JASON AExec VP, CFO & Secretary2004-02-27Buy10035,250$2.880.312.85Link
STINCHCOMB DAN TExec. V.P., Research and Dev.2004-02-27Sell752,615$2.340.238.89Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-22Buy53034,650$1.290.7151.94Link
GRIEVE ROBERT BCEO2003-08-22Buy20058,108$1.30.3150Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-19Buy1,30034,120$1.181.5175.42Link
STEVENSON LYNNOR BDirector2003-08-15Buy50024,778$1.140.6185.09Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-15Buy1,70032,820$1.131.9187.61Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-14Buy1,51031,120$1.11.7195.45Link

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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