Insider Trading activities of Aratana Therapeutics, Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Aratana Therapeutics, Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Aratana Therapeutics, Inc. since year 2005. Table 2 shows the detailed insider transactions of Aratana Therapeutics, Inc. since 2005. The reporting company's ticker symbol is PETX. The reporting company's CIK number is 1509190.
The total value of stock buying since 2005 is $6,061,998.
The total value of stock sales since 2005 is $68,170,629.
The total value of stock option exercises since 2005 is $414,745.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Aratana Therapeutics, Inc. (PETX).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2018-12 0 $0 46,094 $269,788 0 $0
2018-11 0 $0 20,000 $138,999 0 $0
2018-10 0 $0 11,513 $67,454 0 $0
2018-09 0 $0 75,000 $454,275 0 $0
2018-08 0 $0 15,000 $77,249 0 $0
2018-07 0 $0 11,513 $49,839 0 $0
2018-06 0 $0 10,000 $45,640 0 $0
2018-01 0 $0 49,367 $250,343 0 $0
2017-12 0 $0 562,428 $3,089,979 28,667 $90,014
2017-11 0 $0 378,088 $2,363,312 0 $0
2017-10 0 $0 50,000 $312,100 0 $0
2017-09 0 $0 20,000 $123,630 0 $0
2017-04 0 $0 50,000 $277,150 46,666 $146,531
2017-01 0 $0 50,000 $385,900 0 $0
2016-12 0 $0 50,000 $381,400 0 $0
2016-10 0 $0 10,000 $100,010 0 $0
2016-09 0 $0 30,000 $277,590 0 $0
2016-08 0 $0 50,000 $462,500 0 $0
2016-06 0 $0 145,000 $914,685 0 $0
2016-02 0 $0 2,806 $9,436 0 $0
2015-11 0 $0 3,620 $27,236 0 $0
2015-10 0 $0 3,250 $26,188 0 $0
2015-07 0 $0 15,000 $255,825 0 $0
2015-04 0 $0 15,000 $229,185 0 $0
2015-03 0 $0 26,137 $522,776 0 $0
2015-01 0 $0 106,300 $2,008,750 0 $0
2014-12 0 $0 10,000 $180,000 0 $0
2014-10 0 $0 0 $0 4,700 $28,200
2014-09 0 $0 25,000 $291,875 25,000 $150,000
2014-07 0 $0 12,000 $194,660 0 $0
2014-06 0 $0 43,000 $597,968 0 $0
2014-05 0 $0 10,000 $134,200 0 $0
2014-03 0 $0 639,252 $12,800,687 0 $0
2014-02 0 $0 2,150,000 $40,850,000 0 $0
2013-07 1,010,333 $6,061,998 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Aratana Therapeutics, Inc. insiders (PETX)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2018-12-17 St Peter Steven (PRESIDENT AND CEO) Sale 46,094 5.85 269,788
2018-11-07 Heinen Ernst (Chief Development Officer) Sale 19,308 6.95 134,190
2018-11-02 Heinen Ernst (Chief Development Officer) Sale 692 6.95 4,809
2018-10-30 St Peter Steven (PRESIDENT AND CEO) Sale 11,513 5.86 67,454
2018-09-21 St Peter Steven (PRESIDENT AND CEO) Sale 75,000 6.06 454,275
2018-08-14 Heinen Ernst (Chief Development Officer) Sale 1,712 5.15 8,816
2018-08-13 Heinen Ernst (Chief Development Officer) Sale 8,660 5.15 44,599
2018-08-10 Heinen Ernst (Chief Development Officer) Sale 1,954 5.15 10,063
2018-08-08 Heinen Ernst (Chief Development Officer) Sale 2,674 5.15 13,771
2018-07-30 St Peter Steven (PRESIDENT AND CEO) Sale 11,513 4.33 49,839
2018-06-25 Standridge Brent (Chief Operating Officer) Sale 10,000 4.56 45,640
2018-01-30 St Peter Steven (PRESIDENT AND CEO) Sale 19,367 4.77 92,303
2018-01-11 Tooman Craig A (CHIEF FINANCIAL OFFICER) Sale 30,000 5.27 158,040
2017-12-21 Tooman Craig A (CHIEF FINANCIAL OFFICER) Option Ex 2,000 3.14 6,280
2017-12-20 St Peter Steven (PRESIDENT AND CEO) Option Ex 26,667 3.14 83,734
2017-12-01 Kotler Kevin Sale 562,428 5.49 3,089,979
2017-11-30 Kotler Kevin Sale 211,572 5.96 1,260,969
2017-11-29 Kotler Kevin Sale 116,516 6.46 752,343
2017-11-10 St Peter Steven (PRESIDENT AND CEO) Sale 50,000 7.00 350,000
2017-10-02 St Peter Steven (PRESIDENT AND CEO) Sale 50,000 6.24 312,100
2017-09-25 Standridge Brent (Chief Operating Officer) Sale 10,000 6.11 61,130
2017-09-15 Heinen Ernst (Chief Development Officer) Sale 10,000 6.25 62,500
2017-04-17 St Peter Steven (PRESIDENT AND CEO) Sale 50,000 5.54 277,150
2017-04-17 St Peter Steven (PRESIDENT AND CEO) Option Ex 46,666 3.14 146,531
2017-01-27 St Peter Steven (PRESIDENT AND CEO) Sale 50,000 7.72 385,900
2016-12-15 St Peter Steven (PRESIDENT AND CEO) Sale 50,000 7.63 381,400
2016-10-03 Heinen Ernst (Chief Development Officer) Sale 10,000 10.00 100,010
2016-09-09 Tooman Craig A (CHIEF FINANCIAL OFFICER) Sale 30,000 9.25 277,590
2016-08-09 St Peter Steven (PRESIDENT AND CEO) Sale 50,000 9.25 462,500
2016-06-28 Stephanus Julia A (CHIEF COMMERCIAL OFFICER) Sale 30,000 6.25 187,500
2016-06-17 St Peter Steven (PRESIDENT AND CEO) Sale 25,000 6.32 158,025
2016-06-16 St Peter Steven (PRESIDENT AND CEO) Sale 75,000 6.24 468,300
2016-06-10 Heinen Ernst (Chief Development Officer) Sale 15,000 6.72 100,860
2016-02-01 Tooman Craig A (CHIEF FINANCIAL OFFICER) Sale 2,806 3.36 9,436
2015-11-09 Tooman Craig A (CHIEF FINANCIAL OFFICER) Sale 3,620 7.52 27,236
2015-10-02 Tooman Craig A (CHIEF FINANCIAL OFFICER) Sale 3,250 8.06 26,188
2015-07-15 Heinen Ernst (Chief Development Officer) Sale 15,000 17.05 255,825
2015-04-27 Rhodes Linda (CHIEF SCIENTIFIC OFFICER) Sale 15,000 15.28 229,185
2015-03-06 Vander Vort John (Director) Sale 6,137 20.01 122,776
2015-03-06 Rhodes Linda (CHIEF SCIENTIFIC OFFICER) Sale 20,000 20.00 400,000
2015-01-13 Stephanus Julia A (CHIEF COMMERCIAL OFFICER) Sale 6,300 19.00 119,700
2015-01-13 St Peter Steven (PRESIDENT AND CEO) Sale 75,000 19.23 1,442,400
2015-01-02 St Peter Steven (PRESIDENT AND CEO) Sale 25,000 17.87 446,650
2014-12-22 Rhodes Linda (CHIEF SCIENTIFIC OFFICER) Sale 10,000 18.00 180,000
2014-10-06 Rhodes Linda (CHIEF SCIENTIFIC OFFICER) Option Ex 4,700 6.00 28,200
2014-09-03 St Peter Steven (PRESIDENT AND CEO) Option Ex 25,000 6.00 150,000
2014-09-02 St Peter Steven (PRESIDENT AND CEO) Sale 25,000 11.68 291,875
2014-07-03 Stephanus Julia A (CHIEF COMMERCIAL OFFICER) Sale 2,000 17.33 34,660
2014-07-01 Rhodes Linda (CHIEF SCIENTIFIC OFFICER) Sale 10,000 16.00 160,000
2014-06-17 Rhodes Linda (CHIEF SCIENTIFIC OFFICER) Sale 4,626 15.00 69,390
2014-06-16 Stephanus Julia A (CHIEF COMMERCIAL OFFICER) Sale 8,000 13.90 111,168
2014-06-09 Rhodes Linda (CHIEF SCIENTIFIC OFFICER) Sale 5,374 15.00 80,610
2014-06-02 St Peter Steven (PRESIDENT AND CEO) Sale 25,000 13.47 336,800
2014-05-05 Heinen Ernst (Chief Development Officer) Sale 10,000 13.42 134,200
2014-03-10 Mpm Bioventures V Llc (10% Owner) Sale 600,000 20.02 12,012,000
2014-03-07 Foley Todd (10% Owner) Sale 12,539 19.95 250,153
2014-03-07 Gadicke Ansbert (10% Owner) Sale 26,713 20.16 538,534
2014-02-03 Meeusen Ronald L Sale 500,000 19.00 9,500,000
2014-02-03 Avalon Ventures Ix Gp, Llc (10% Owner) Sale 825,000 19.00 15,675,000
2014-02-03 Lichter Jay (Director) Sale 825,000 19.00 15,675,000
2013-07-02 Stephanus Julia A (CHIEF COMMERCIAL OFFICER) Buy 2,000 6.00 12,000
2013-07-02 Mpm Bioventures V Llc (10% Owner) Buy 500,000 6.00 3,000,000
2013-07-02 Vander Vort John (Director) Buy 500,000 6.00 3,000,000
2013-07-02 St Peter Steven (PRESIDENT AND CEO) Buy 8,333 6.00 49,998

Insider trading activities including stock purchases, stock sales, and option exercises of PETX listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Aratana Therapeutics, Inc. (symbol PETX, CIK number 1509190) see the Securities and Exchange Commission (SEC) website.