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Top Direct Holders

HolderPositionShares% of Shares
Outstanding
Report Date
Lynnor B. Stevenson,PhDN/A330,1244.99%2006-03-29
Mr. Kevin S. WilsonCEO and President230,0003.47%2015-12-02
Robert B. Grieve,PhDExecutive Chair101,6901.54%2015-08-28
Louise L. McCormickN/A72,0001.09%2010-05-17
Jason A. NapolitanoEVP, COO, CFO and Secretary66,6271.01%2016-03-02
Carol Talkington Verser,PhDN/A58,3520.88%2005-09-20
William A. AylesworthN/A37,3970.56%2015-03-09
Wisnewski NancyN/A33,7350.51%2016-03-02
John R. FlandersN/A32,5000.49%2008-11-25
Dr. Michael J. McGinley,PhDPresi, Biologic. & Pharm.30,0980.45%2016-03-02

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
Riley Sharon L.Director2016-03-08Buy1,0005,500$32.4932.5-13.35,500 (Direct)
NAPOLITANO JASON AEVP, COO, CFO and Secretary
(Click for the stocks that their CFOs have bought)
2016-01-27Sell15,00052,502$37555-23.8651,900 (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$40.03148.1-29.6366,900 (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$40.03148.1-29.6366,900 (Direct)
602 (by Spouse)
Wilson Kevin S.CEO and President
(Click for the stocks that their CEOs have bought)
2015-12-03Sell6,000427,919$35.5213-20.65230,000 (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$33.6232.2-16.2115,928 (Direct)
McGinley Michael JPresi, Biologic. & Pharm.2015-11-24Sell1,42715,928$33.3347.6-15.4815,928 (Direct)
Wilson Kevin S.CEO and President2015-11-18Sell6,000433,919$35210-19.51230,000 (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$35.28251-20.1515,928 (Direct)
NAPOLITANO JASON ACFO2015-09-11Sell1,69958,702$33.5156.9-15.9458,100 (Direct)
602 (by Spouse)
NAPOLITANO JASON ACFO2015-09-11Sell1,69958,702$35.5160.3-20.6758,100 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-08-31Sell11,098106,331$33.77374.8-16.58101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-08-31Sell4,99860,401$33.59167.9-16.1459,799 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-08-27Sell3,604106,331$33.79121.8-16.63101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-08-17Sell2,498439,919$34.987.2-19.28230,000 (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$34.91280.4-19.31101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-08-14Sell2,101442,417$34.973.3-19.28232,498 (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$34.19133.3-17.61746 (Direct)
GRIEVE ROBERT BExecutive Chair2015-08-11Sell19,765106,331$35.05692.8-19.63101,690 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-08-11Sell5,401444,518$35.11189.6-19.77234,599 (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$35.51117.2-20.6764,797 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-08-04Sell1,050108,831$3536.8-19.51104,190 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-07-30Sell5,53468,700$33.97188-17.0768,098 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-07-13Sell1,000109,881$29.9930-6.07105,240 (Direct)
2,427 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Wilson Kevin S.CEO and President2015-06-08Sell11,810449,919$30.08355.2-6.35240,000 (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$31.36533.1-10.17106,240 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-06-02Sell2,46474,234$31.577.6-10.5773,632 (Direct)
602 (by Spouse)
NAPOLITANO JASON ACFO2015-06-01Sell7,53676,698$32.26243.1-12.6876,096 (Direct)
602 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-05-27Sell1,500128,531$3146.5-9.13123,240 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Eyl Steven M.EVP, Commercial Operations2015-05-22Sell5,9811,169$30.19180.6-6.691,169 (Direct)
Riley Sharon L.Director2015-05-18Buy5004,500$29.0514.5-3.034,500 (Direct)
GRIEVE ROBERT BExecutive Chair2015-04-24Sell6,000130,031$29.67178-5.06124,740 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BExecutive Chair2015-04-13Sell4,000136,031$26.54106.26.14130,740 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
NAPOLITANO JASON ACFO2015-03-10Sell5,76583,632$26.021508.2683,632 (Direct)
NAPOLITANO JASON ACFO2015-03-10Sell5,76584,234$26.021508.2683,632 (Direct)
602 (by Spouse)
NAPOLITANO JASON ACFO2015-03-09Sell5,76584,234$26.021508.2683,632 (Direct)
602 (by Spouse)
Wilson Kevin S.CEO and President2015-03-09Sell10,000461,729$25.38253.810.99251,810 (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$25.2650.511.52134,740 (Direct)
3,077 (by Daughter I)
650 (by Daughter II)
1,564 (by Spouse)
Sveen David E.Director2014-11-30Buy21,42821,428$14300101.21
14,285 (by Bethany Creek)
7,143 (by Lindberg Capital)
Wilson Kevin S.CEO and President2014-11-30Sell28,928471,729$14405101.21261,810 (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$15.2599.184.72122,815 (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$15.45146.882.3315,775 (Direct)
AYLESWORTH WILLIAM ADirector2014-11-03Sell5,00037,397$13.6768.4106.0737,397 (Direct)
GRIEVE ROBERT BCEO2014-08-25Sell1,000135,533$13.413.4110.22129,315 (Direct)
3,077 (by Daughter I)
1,577 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2014-08-18Sell1,60037,397$13.5321.6108.237,397 (Direct)
GRIEVE ROBERT BExecutive Chair and Director2014-08-04Sell12,000136,533$13.57162.8107.59130,315 (Direct)
3,077 (by Daughter I)
1,577 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BExecutive Chair and Director2014-06-05Sell936149,533$10.6910163.52142,315 (Direct)
3,077 (by Daughter I)
2,577 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2014-05-14Sell4,20029,797$10.8945.7158.6829,797 (Direct)
Riley Sharon L.Director2014-03-31Buy3,0004,000$10.8132.4160.594,000 (Direct)
WRENN CAROLDirector2014-03-31Buy1,0004,000$10.510.5168.294,000 (Direct)
GRIEVE ROBERT BCEO2014-03-31Sell7,0007,861$10.573.5168.29143 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2013-03-01Buy2,00033,997$8.3416.7237.7733,997 (Direct)
WRENN CAROLDirector2013-03-01Buy3,0003,000$8.3325238.183,000 (Direct)
CMC Master Fund, L.P.10% Owner2012-10-11Sell11,865529,664$9.5112.7196.53
529,664 (See Footnote)
CMC Master Fund, L.P.10% Owner2012-10-08Sell26,514541,529$9.52252.4195.9
541,529 (See Footnote)
CMC Master Fund, L.P.10% Owner2012-10-03Sell11,002568,043$9.54105195.28
568,043 (See Footnote)
AYLESWORTH WILLIAM ADirector2012-08-28Buy2,00031,997$7.9515.9254.3431,997 (Direct)
GRIEVE ROBERT BCEO2012-08-27Buy90085,917$7.977.2253.4578,199 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
Zachara ClaudineVP, Marketing2012-02-29Buy200220$9.752188.92220 (Direct)
Riley Sharon L.Director2012-02-28Buy1,0001,000$9.379.4200.641,000 (Direct)
GRIEVE ROBERT BCEO2012-02-28Buy30060,776$9.642.9192.2253,058 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BCEO2012-02-27Buy30060,476$9.12.7209.5652,758 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
GRIEVE ROBERT BCEO2012-02-24Buy42560,176$9.384200.3252,458 (Direct)
3,077 (by Daughter I)
3,077 (by Daughter II)
1,564 (by Spouse)
AYLESWORTH WILLIAM ADirector2011-08-04Buy69025,000$9.856.8185.9925,000 (Direct)
AYLESWORTH WILLIAM ADirector2011-08-03Buy80024,310$108181.724,310 (Direct)
AYLESWORTH WILLIAM ADirector2011-08-02Buy51023,510$9.715190.1123,510 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-24Buy18023,000$9.081.6210.2423,000 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-20Buy60022,820$8.825.3219.3922,820 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-18Buy1,29522,220$8.611.1227.5622,220 (Direct)
AYLESWORTH WILLIAM ADirector2011-05-17Buy92520,925$8.457.8233.3720,925 (Direct)
AYLESWORTH WILLIAM ADirector2010-11-22Buy4,28020,000$0.441.9540.23Link
AYLESWORTH WILLIAM ADirector2010-11-19Buy5,72015,720$0.442.5540.23Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-05-27Buy50061,695$0.70.4302.43Link
AYLESWORTH WILLIAM ADirector2010-05-25Buy19010,000$0.590.1377.46Link
AYLESWORTH WILLIAM ADirector2010-05-24Buy3009,810$0.670.2320.45Link
AYLESWORTH WILLIAM ADirector2010-05-21Buy4009,510$0.710.3296.76Link
GRIEVE ROBERT BCEO2010-05-20Buy65059,753$0.770.5265.84Link
AYLESWORTH WILLIAM ADirector2010-05-20Buy4009,110$0.720.3291.25Link
AYLESWORTH WILLIAM ADirector2010-05-18Buy2008,710$0.740.1280.68Link
McCormick Louise L.Director2010-05-17Buy1,2007,200$0.790.9256.58Link
AYLESWORTH WILLIAM ADirector2010-05-17Buy1408,510$0.750.1275.6Link
AYLESWORTH WILLIAM ADirector2010-05-14Buy1608,370$0.790.1256.58Link
AYLESWORTH WILLIAM ADirector2010-05-13Buy608,210$0.730285.89Link
AYLESWORTH WILLIAM ADirector2010-05-12Buy1008,150$0.730.1285.89Link
AYLESWORTH WILLIAM ADirector2010-05-11Buy508,050$0.740280.68Link
SASEN JOHN FDirector2010-02-26Buy5003,992$0.70.4302.43Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-02-26Buy10060,593$0.780.1261.15Link
AYLESWORTH WILLIAM ADirector2010-02-26Buy1,8008,000$0.711.3296.76Link
GRIEVE ROBERT BCEO2010-02-25Buy1,50051,383$0.651333.38Link
McGinley Michael JPresident and COO2010-02-25Buy1,2294,029$0.650.8333.38Link
AYLESWORTH WILLIAM ADirector2010-02-25Buy1,1006,200$0.690.8308.26Link
BENT MICHAEL AV.P.Actg. Officer & Controller2010-02-25Buy3004,387$0.70.2302.43Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-02-25Buy7560,493$0.70.1302.43Link
AYLESWORTH WILLIAM ADirector2010-02-24Buy1,1005,100$0.690.8308.26Link
GORDON G IRWINDirector2010-02-24Buy1,0003,700$0.70.7302.43Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2010-02-24Buy1,00060,418$0.690.7308.26Link
McCormick Louise L.Director2008-11-25Buy5,5006,000$0.241.31073.75
GRIEVE ROBERT BCEO, Director2008-11-17Buy13,30049,883$0.34839
AYLESWORTH WILLIAM ADirector2008-11-14Buy6604,000$0.320.2780.31
SASEN JOHN FDirector2008-02-29Buy2002,030$1.610.374.97
EIO PETERDirector2007-11-15Buy1,0002,000$2.052.137.41
AYLESWORTH WILLIAM ADirector2007-11-09Buy1,0002,000$2240.85
Snodgrass Gerald LVP, Sales2007-08-23Sell4090$2.050.837.41
GRIEVE ROBERT BCEO2007-07-31Buy20036,233$1.890.449.05
NAPOLITANO JASON AExec. VP, CFO & Secretary2007-07-31Buy10058,313$20.240.85
Flanders John RV.P., General Counsel2007-07-30Buy250500$2.090.534.78
Snodgrass Gerald LVP, Sales2007-05-15Sell5,372250$2.2712.224.1
GORDON G IRWINDirector2006-11-27Buy1,0002,700$1.751.860.97
GRIEVE ROBERT BCEO2006-08-28Buy10043,228$1.550.281.74Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-28Buy8558,301$1.540.182.92Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-17Buy10058,217$1.40.1101.21Link
GRIEVE ROBERT BCEO2006-08-17Buy10043,128$1.410.199.79Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-16Buy10058,117$1.430.196.99Link
GRIEVE ROBERT BCEO2006-08-16Buy10043,028$1.410.199.79Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-15Buy10058,017$1.440.195.63Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-08Buy10057,917$1.40.1101.21Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-04Buy10057,817$1.30.1116.69Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2006-08-03Buy10057,717$1.310.1115.04Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-11-11Buy5056,867$1.190.1136.72Link
GRIEVE ROBERT BCEO2005-11-04Sell11,81243,358$1.315.4116.69Link
GORDON G IRWINDirector2005-10-28Buy2001,700$1.030.2173.5Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-10-28Buy30056,215$1.020.3176.18Link
SASEN JOHN FDirector2005-10-27Buy200200$1.080.2160.83Link
STEVENSON LYNNOR BDirector2005-10-26Buy20026,026$1.020.2176.18Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-10-26Buy65055,915$10.7181.7Link
EIO PETERDirector2005-08-31Buy1,0001,000$0.750.8275.6Link
DEMARSE ELISABETH HDirector2005-08-30Buy250250$0.70.2302.43Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-08-29Buy10055,265$0.750.1275.6Link
GORDON G IRWINDirector2005-08-24Buy1,0001,500$0.750.8275.6Link
STEVENSON LYNNOR BDirector2005-08-22Buy50025,826$0.790.4256.58Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-20Buy14040,003$0.810.1247.78Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-19Buy1,75039,863$0.831.5239.4Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-18Buy1,70038,113$0.781.3261.15Link
NAPOLITANO JASON AExec. VP, CFO & Secretary2005-05-17Buy10036,413$0.750.1275.6Link
STINCHCOMB DAN TExec. V.P., Research and Dev.2004-11-30Sell3,925615$1.14.3156.09Link
STEVENSON LYNNOR BDirector2004-11-22Buy50025,326$1.150.6144.96Link
GORDON G IRWINDirector2004-06-01Buy500500$1.490.789.06Link
NAPOLITANO JASON AExec VP, CFO & Secretary2004-02-27Buy10035,250$2.880.3-2.19Link
STINCHCOMB DAN TExec. V.P., Research and Dev.2004-02-27Sell752,615$2.340.220.38Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-22Buy53034,650$1.290.7118.37Link
GRIEVE ROBERT BCEO2003-08-22Buy20058,108$1.30.3116.69Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-19Buy1,30034,120$1.181.5138.73Link
STEVENSON LYNNOR BDirector2003-08-15Buy50024,778$1.140.6147.11Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-15Buy1,70032,820$1.131.9149.29Link
NAPOLITANO JASON AExec VP, CFO & Secretary2003-08-14Buy1,51031,120$1.11.7156.09Link

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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