Insider Trading activities of Cytomx Therapeutics, Inc. insiders.

Monthly summaries of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Cytomx Therapeutics, Inc. since 2005 are illustrated in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Cytomx Therapeutics, Inc. since year 2005. Table 2 shows the detailed insider transactions of Cytomx Therapeutics, Inc. since 2005. The reporting company's ticker symbol is CTMX. The reporting company's CIK number is 1501989.
The total value of stock buying since 2005 is $7,776,000.
The total value of stock sales since 2005 is $47,200,189.
The total value of stock option exercises since 2005 is $845,952.


Table 1. Monthly summaries of insider stock purchases, sales, and option exercises for Cytomx Therapeutics, Inc. (CTMX).
Trading Period Insider Buying Insider Sales Option Exercises
year-month Shares Value Shares Value Shares Value
2017-10 0 $0 114,327 $2,707,210 77,050 $243,454
2017-09 0 $0 37,430 $661,387 9,930 $9,383
2017-08 0 $0 7,281 $109,215 4,781 $4,518
2017-07 0 $0 7,281 $112,876 4,781 $4,518
2017-06 0 $0 24,781 $384,765 4,781 $4,517
2017-05 0 $0 4,781 $75,061 24,748 $115,215
2017-04 0 $0 37,919 $628,464 12,562 $22,455
2017-03 0 $0 1,700,203 $29,622,303 52,703 $137,245
2016-12 0 $0 0 $0 15,117 $99,998
2016-11 0 $0 513,730 $5,883,910 0 $0
2016-09 0 $0 0 $0 4,000 $17,892
2016-08 0 $0 0 $0 93,124 $118,826
2016-06 0 $0 484,018 $4,978,618 0 $0
2016-05 0 $0 196,730 $2,036,380 2,000 $8,946
2015-12 0 $0 0 $0 8,917 $58,985
2015-10 648,000 $7,776,000 0 $0 0 $0

Table 2. Detailed insider stock purchases, sales, and option exercises of Cytomx Therapeutics, Inc. insiders (CTMX)
  Trade Date   Insider Name Trade Type     Shares       Price ($)   Value ($)
2017-10-04 Mccarthy Sean A. (President and CEO) Sale 19,120 24.13 461,365
2017-10-04 Mccarthy Sean A. (President and CEO) Option Ex 19,120 .94 18,068
2017-10-04 Kavanaugh William Michael (CSO, Head Res.&Non-Clin. Dev.) Sale 48,368 24.34 1,177,277
2017-10-04 Kavanaugh William Michael (CSO, Head Res.&Non-Clin. Dev.) Option Ex 48,368 4.47 216,350
2017-10-04 Tepper Robert I (10% Owner) Sale 24,777 24.34 603,072
2017-10-04 Gluck Frederick W Sale 10,000 24.27 242,680
2017-10-02 Ray Debanjan (Chief Financial Officer) Sale 2,500 18.10 45,250
2017-10-02 Mccarthy Sean A. (President and CEO) Sale 9,562 18.57 177,566
2017-10-02 Mccarthy Sean A. (President and CEO) Option Ex 9,562 .94 9,036
2017-09-26 Gluck Frederick W Sale 5,000 17.30 86,475
2017-09-19 Tepper Robert I (10% Owner) Sale 20,000 18.00 360,000
2017-09-01 Ray Debanjan (Chief Financial Officer) Sale 2,500 17.17 42,925
2017-09-01 Mccarthy Sean A. (President and CEO) Sale 9,930 17.32 171,987
2017-09-01 Mccarthy Sean A. (President and CEO) Option Ex 9,930 .94 9,383
2017-08-09 Ray Debanjan (Chief Financial Officer) Sale 2,500 15.00 37,500
2017-08-09 Mccarthy Sean A. (President and CEO) Sale 4,781 15.00 71,715
2017-08-09 Mccarthy Sean A. (President and CEO) Option Ex 4,781 .94 4,518
2017-07-03 Ray Debanjan (Chief Financial Officer) Sale 2,500 15.47 38,675
2017-07-03 Mccarthy Sean A. (President and CEO) Sale 4,781 15.52 74,201
2017-07-03 Mccarthy Sean A. (President and CEO) Option Ex 4,781 .94 4,518
2017-06-29 Tepper Robert I (10% Owner) Sale 15,000 16.00 240,000
2017-06-26 Mccarthy Sean A. (President and CEO) Sale 4,481 15.00 67,215
2017-06-26 Mccarthy Sean A. (President and CEO) Option Ex 4,481 .94 4,234
2017-06-26 Gluck Frederick W Sale 5,000 14.61 73,050
2017-06-05 Mccarthy Sean A. (President and CEO) Sale 300 15.00 4,500
2017-06-05 Mccarthy Sean A. (President and CEO) Option Ex 300 .94 283
2017-05-12 Goeltz Ii Robert C. (Chief Financial Officer) Option Ex 19,967 5.54 110,697
2017-05-01 Mccarthy Sean A. (President and CEO) Sale 4,781 15.70 75,061
2017-05-01 Mccarthy Sean A. (President and CEO) Option Ex 4,781 .94 4,518
2017-04-12 Starr Kevin P (10% Owner) Sale 28,357 16.36 463,807
2017-04-10 Goeltz Ii Robert C. (Chief Financial Officer) Option Ex 3,000 4.47 13,419
2017-04-04 Mccarthy Sean A. (President and CEO) Sale 4,781 17.50 83,667
2017-04-04 Mccarthy Sean A. (President and CEO) Option Ex 4,781 .94 4,518
2017-04-03 Mccarthy Sean A. (President and CEO) Sale 4,781 16.94 80,990
2017-04-03 Mccarthy Sean A. (President and CEO) Option Ex 4,781 .94 4,518
2017-03-27 Tepper Robert I (10% Owner) Sale 650,000 18.00 11,700,000
2017-03-23 Tepper Robert I (10% Owner) Sale 1,000,000 17.00 17,000,000
2017-03-20 Mccarthy Sean A. (President and CEO) Sale 14,343 19.60 281,122
2017-03-20 Mccarthy Sean A. (President and CEO) Option Ex 14,343 .94 13,554
2017-03-20 Goeltz Ii Robert C. (Chief Financial Officer) Sale 21,517 19.80 426,036
2017-03-20 Goeltz Ii Robert C. (Chief Financial Officer) Option Ex 21,517 4.47 96,245
2017-03-09 Goeltz Ii Robert C. (Chief Financial Officer) Option Ex 2,500 4.47 11,182
2017-03-03 Mccarthy Sean A. (President and CEO) Sale 14,343 15.00 215,145
2017-03-03 Mccarthy Sean A. (President and CEO) Option Ex 14,343 1.13 16,264
2016-12-28 Humphrey Rachel (Chief Medical Officer) Option Ex 15,117 6.62 99,998
2016-11-29 Canaan Partners Ix Llc (Director) Sale 22,086 11.18 247,009
2016-11-29 Shannon Timothy M Sale 22,086 11.18 247,009
2016-11-28 Canaan Partners Ix Llc (Director) Sale 20,840 11.33 236,138
2016-11-28 Shannon Timothy M Sale 20,840 11.33 236,138
2016-11-25 Canaan Partners Ix Llc (Director) Sale 6,729 11.79 79,341
2016-11-25 Shannon Timothy M Sale 6,729 11.79 79,341
2016-11-23 Canaan Partners Ix Llc (Director) Sale 10,890 11.84 128,926
2016-11-23 Shannon Timothy M Sale 10,890 11.84 128,926
2016-11-22 Canaan Partners Ix Llc (Director) Sale 42,550 11.71 498,090
2016-11-22 Shannon Timothy M Sale 42,550 11.71 498,090
2016-11-21 Canaan Partners Ix Llc (Director) Sale 13,548 11.72 158,782
2016-11-21 Shannon Timothy M Sale 13,548 11.72 158,782
2016-11-18 Canaan Partners Ix Llc (Director) Sale 12,805 11.64 149,088
2016-11-18 Shannon Timothy M Sale 12,805 11.64 149,088
2016-11-17 Canaan Partners Ix Llc (Director) Sale 18,971 11.50 218,223
2016-11-17 Shannon Timothy M Sale 18,971 11.50 218,223
2016-11-16 Canaan Partners Ix Llc (Director) Sale 18,517 11.55 213,945
2016-11-16 Shannon Timothy M Sale 18,517 11.55 213,945
2016-11-15 Canaan Partners Ix Llc (Director) Sale 33,064 11.48 379,475
2016-11-15 Shannon Timothy M Sale 33,064 11.48 379,475
2016-11-14 Shannon Timothy M Sale 23,744 11.21 266,051
2016-11-11 Shannon Timothy M Sale 35,391 11.20 396,449
2016-11-10 Shannon Timothy M Sale 27,135 11.07 300,384
2016-11-09 Canaan Partners Ix Llc (Director) Sale 13,730 11.03 151,496
2016-11-09 Shannon Timothy M Sale 13,730 11.03 151,496
2016-09-29 Goeltz Ii Robert C. (Chief Financial Officer) Option Ex 4,000 4.47 17,892
2016-08-09 Gluck Frederick W Option Ex 93,124 1.28 118,826
2016-06-10 Canaan Partners Ix Llc (Director) Sale 2,700 10.01 27,027
2016-06-10 Shannon Timothy M (Director) Sale 2,700 10.01 27,027
2016-06-09 Canaan Partners Ix Llc (Director) Sale 22,842 10.06 229,790
2016-06-09 Shannon Timothy M (Director) Sale 22,842 10.06 229,790
2016-06-08 Canaan Partners Ix Llc (Director) Sale 22,885 10.08 230,680
2016-06-08 Shannon Timothy M (Director) Sale 22,885 10.08 230,680
2016-06-07 Canaan Partners Ix Llc (Director) Sale 9,731 10.03 97,601
2016-06-07 Shannon Timothy M (Director) Sale 9,731 10.03 97,601
2016-06-06 Canaan Partners Ix Llc (Director) Sale 101,767 10.01 1,018,687
2016-06-06 Shannon Timothy M (Director) Sale 101,767 10.01 1,018,687
2016-06-03 Canaan Partners Ix Llc (Director) Sale 18,428 10.83 199,575
2016-06-03 Shannon Timothy M (Director) Sale 18,428 10.83 199,575
2016-06-02 Canaan Partners Ix Llc (Director) Sale 41,193 10.79 444,472
2016-06-02 Shannon Timothy M (Director) Sale 41,193 10.79 444,472
2016-06-01 Canaan Partners Ix Llc (Director) Sale 22,463 10.75 241,477
2016-06-01 Shannon Timothy M (Director) Sale 22,463 10.75 241,477
2016-05-27 Canaan Partners Ix Llc (Director) Sale 25,082 10.60 265,869
2016-05-27 Shannon Timothy M (Director) Sale 25,082 10.60 265,869
2016-05-26 Canaan Partners Ix Llc (Director) Sale 39,887 10.43 416,021
2016-05-26 Shannon Timothy M (Director) Sale 39,887 10.43 416,021
2016-05-25 Canaan Partners Ix Llc (Director) Sale 11,456 10.02 114,789
2016-05-25 Shannon Timothy M (Director) Sale 11,456 10.02 114,789
2016-05-24 Canaan Partners Ix Llc (Director) Sale 1,200 10.00 12,000
2016-05-24 Shannon Timothy M Sale 1,200 10.00 12,000
2016-05-23 Canaan Partners Ix Llc (Director) Sale 12,053 10.10 121,735
2016-05-23 Shannon Timothy M Sale 12,053 10.10 121,735
2016-05-20 Canaan Partners Ix Llc (Director) Sale 6,187 10.09 62,426
2016-05-20 Shannon Timothy M Sale 6,187 10.09 62,426
2016-05-19 Canaan Partners Ix Llc (Director) Sale 2,500 10.14 25,350
2016-05-19 Shannon Timothy M Sale 2,500 10.14 25,350
2016-05-12 Goeltz Ii Robert C. (Chief Financial Officer) Option Ex 2,000 4.47 8,946
2015-12-31 Kavanaugh William Michael (Chief Scientific Officer and) Option Ex 8,917 6.62 58,985
2015-10-14 Deerfield Private Design Fund Iii, L.p. Buy 625,000 12.00 7,500,000
2015-10-14 Kavanaugh William Michael (CSO, Head Res.&Non-Clin. Dev.) Buy 5,000 12.00 60,000
2015-10-14 Ladd Cynthia J (Senior VP and General Counsel) Buy 3,000 12.00 36,000
2015-10-14 Gluck Frederick W Buy 15,000 12.00 180,000

Insider trading activities including stock purchases, stock sales, and option exercises of CTMX listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Cytomx Therapeutics, Inc. (symbol CTMX, CIK number 1501989) see the Securities and Exchange Commission (SEC) website.