Form4insider filings, from the source

Company · CIK 0001501989 · SIC 2834 — Pharmaceutical Preparations · Nasdaq

CytomX Therapeutics, Inc. · CTMX

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $7.9M · 5sales $55.5M · 88net −$47.7M
$10k$10k$1M$1M$100M$100MbuyssalesOct 2015Jul 2017May 2019Feb 2021Nov 2022Sep 2024Jun 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
May 12, 2017 MForm 4 →May 16, 4:57 pm EDTII Robert C. GoeltzChief Financial Officer19,967$5.54$110,70032,756— plan?
May 1, 2017 SForm 4 →May 2, 6:11 pm EDTSean A. McCarthyPresident and CEO, Director4,781$15.70$75,0621,979−70.7% plan?
May 1, 2017 MForm 4 →May 2, 6:11 pm EDTSean A. McCarthyPresident and CEO, Director4,781$0.945$4,5186,760— plan?
Apr 12, 2017 SForm 4 →Apr 14, 4:00 pm EDTKevin P Starr10% Owner28,357$16.36$463,79331,419−47.4% plan?
Apr 10, 2017 MForm 4 →Apr 11, 12:51 pm EDTII Robert C. GoeltzChief Financial Officer3,000$4.47$13,41812,789— plan?
Apr 3, 2017 SForm 4 →Apr 5, 12:18 pm EDTSean A. McCarthyPresident and CEO, Director9,562$17.22$164,6581,979−82.9% plan?
Apr 3, 2017 MForm 4 →Apr 5, 12:18 pm EDTSean A. McCarthyPresident and CEO, Director9,562$0.945$9,0366,760— plan?
Mar 27, 2017 JForm 4 →Mar 28, 1:36 pm EDTCanaan IX L.P. +1Director750,000——2,494,381— plan?
Mar 23, 2017 SForm 4 →Mar 27, 7:28 pm EDTTHIRD ROCK VENTURES LP +510% Owner1,650,000$17.39$28,700,3955,170,348−24.2% plan?
Mar 23, 2017 SForm 4 →Mar 27, 7:25 pm EDTNeil ExterDirector———0— plan?
Mar 20, 2017 SForm 4 →Mar 21, 6:05 pm EDTII Robert C. GoeltzChief Financial Officer21,517$19.81$426,3409,789−68.7% plan?
Mar 20, 2017 MForm 4 →Mar 21, 6:05 pm EDTII Robert C. GoeltzChief Financial Officer21,517$4.47$96,24131,306— plan?
Mar 20, 2017 SForm 4 →Mar 21, 6:04 pm EDTSean A. McCarthyPresident and CEO, Director14,343$19.60$281,1231,979−87.9% plan?
Mar 20, 2017 MForm 4 →Mar 21, 6:04 pm EDTSean A. McCarthyPresident and CEO, Director14,343$0.945$13,55416,322— plan?
Mar 15, 2017 JForm 4 →Mar 16, 5:30 pm EDTTHIRD ROCK VENTURES LP +510% Owner850,000——6,820,348— plan?
Mar 9, 2017 MForm 4 →Mar 9, 7:22 pm ESTII Robert C. GoeltzChief Financial Officer2,500$4.47$11,1829,789— plan?
Mar 3, 2017 SForm 4 →Mar 3, 5:36 pm ESTSean A. McCarthyPresident and CEO, Director14,343$15.00$215,1451,979−87.9% plan?
Mar 3, 2017 MForm 4 →Mar 3, 5:36 pm ESTSean A. McCarthyPresident and CEO, Director14,343$1.13$16,26416,322— plan?
Dec 28, 2016 MForm 4 →Dec 29, 3:52 pm ESTRachel HumphreyChief Medical Officer15,117$6.61$99,99415,117— plan?
Nov 30, 2016 AForm 4 →Dec 1, 7:02 pm ESTSean A. McCarthyPresident and CEO, Director1,979$9.10$17,9991,979— plan?
Nov 30, 2016 AForm 4 →Dec 1, 7:01 pm ESTII Robert C. GoeltzChief Financial Officer1,289$9.10$11,7237,289— plan?
Nov 30, 2016 JForm 4 →Dec 1, 2:27 pm ESTCanaan IX L.P. +1Director400,000——3,244,381— plan?
Nov 29, 2016 SForm 4 →Dec 1, 2:35 pm ESTTimothy M ShannonDirector22,086$11.18$247,0083,244,381−0.68% plan?
Nov 29, 2016 SForm 4 →Dec 1, 2:27 pm ESTCanaan IX L.P. +1Director22,086$11.18$247,0083,644,381−0.60% plan?
Nov 23, 2016 SForm 4 →Nov 28, 5:50 pm ESTTimothy M ShannonDirector38,459$11.56$444,4043,666,467−1.04% plan?
Nov 23, 2016 SForm 4 →Nov 28, 5:10 pm ESTCanaan IX L.P. +1Director, 10% Owner38,459$11.56$444,4043,666,467−1.04% plan?
Nov 22, 2016 SForm 4 →Nov 22, 7:01 pm ESTTimothy M ShannonDirector42,550$11.71$498,0783,704,926−1.14% plan?
Nov 22, 2016 SForm 4 →Nov 22, 6:48 pm ESTCanaan IX L.P. +1Director, 10% Owner42,550$11.71$498,0783,704,926−1.14% plan?
Nov 17, 2016 SForm 4 →Nov 21, 6:56 pm ESTTimothy M ShannonDirector45,324$11.61$526,0883,747,476−1.20% plan?
Nov 17, 2016 SForm 4 →Nov 21, 6:48 pm ESTCanaan IX L.P. +1Director, 10% Owner45,324$11.61$526,0883,747,476−1.20% plan?
Nov 15, 2016 SForm 4 →Nov 16, 7:33 pm ESTTimothy M ShannonDirector51,581$11.50$593,4283,792,800−1.34% plan?
Nov 15, 2016 SForm 4 →Nov 16, 7:13 pm ESTCanaan IX L.P. +1Director, 10% Owner51,581$11.50$593,4283,792,800−1.34% plan?
Nov 10, 2016 SForm 4 →Nov 14, 5:41 pm ESTTimothy M ShannonDirector86,270$11.16$962,9073,844,381−2.19% plan?
Nov 10, 2016 SForm 4 →Nov 14, 4:41 pm ESTCanaan IX L.P. +1Director, 10% Owner86,270$11.16$962,9073,844,381−2.19% plan?
Nov 9, 2016 SForm 4 →Nov 10, 4:41 pm ESTTimothy M ShannonDirector13,730$11.03$151,4983,930,651−0.35% plan?
Nov 9, 2016 SForm 4 →Nov 10, 4:36 pm ESTCanaan IX L.P. +1Director, 10% Owner13,730$11.03$151,4983,930,651−0.35% plan?
Nov 7, 2016 JForm 4 →Nov 9, 4:05 pm ESTTHIRD ROCK VENTURES LP +510% Owner1,000,000——7,670,348— plan?
Nov 7, 2016 JForm 4 →Nov 9, 4:05 pm ESTNeil ExterDirector———0— plan?
Oct 11, 2016 JForm 4 →Oct 12, 3:27 pm EDTCanaan IX L.P. +1Director, 10% Owner300,000——3,944,381— plan?
Sep 29, 2016 MForm 4 →Oct 3, 2:32 pm EDTII Robert C. GoeltzChief Financial Officer4,000$4.47$17,8916,000— plan?
Aug 9, 2016 MForm 4 →Aug 11, 12:29 pm EDTFrederick W GluckDirector93,124$1.27$118,709240,915— plan?
Jun 8, 2016 SForm 4 →Jun 10, 6:21 pm EDTTimothy M ShannonDirector48,427$10.07$487,4984,244,381−1.13% plan?
Jun 8, 2016 SForm 4 →Jun 10, 4:13 pm EDTCanaan IX L.P. +1Director, 10% Owner48,427$10.07$487,4984,244,381−1.13% plan?
Jun 6, 2016 SForm 4 →Jun 8, 7:32 pm EDTTimothy M ShannonDirector111,498$10.01$1,116,2904,292,808−2.53% plan?
Jun 6, 2016 SForm 4 →Jun 8, 7:22 pm EDTCanaan IX L.P. +1Director, 10% Owner111,498$10.01$1,116,2904,292,808−2.53% plan?
Jun 2, 2016 SForm 4 →Jun 6, 4:18 pm EDTTimothy M ShannonDirector59,621$10.80$644,0484,404,306−1.34% plan?
Jun 2, 2016 SForm 4 →Jun 6, 4:10 pm EDTCanaan IX L.P. +1Director, 10% Owner59,621$10.80$644,0484,404,306−1.34% plan?
Jun 1, 2016 SForm 4 →Jun 2, 4:17 pm EDTTimothy M ShannonDirector22,463$10.75$241,4774,463,927−0.50% plan?
Jun 1, 2016 SForm 4 →Jun 2, 4:10 pm EDTCanaan IX L.P. +1Director, 10% Owner22,463$10.75$241,4774,463,927−0.50% plan?
May 27, 2016 SForm 4 →Jun 1, 4:18 pm EDTTimothy M ShannonDirector25,082$10.60$265,8694,486,390−0.56% plan?
May 27, 2016 SForm 4 →Jun 1, 4:10 pm EDTCanaan IX L.P. +1Director, 10% Owner25,082$10.60$265,8694,486,390−0.56% plan?
May 25, 2016 SForm 4 →May 27, 4:21 pm EDTTimothy M ShannonDirector51,343$10.34$530,8114,511,472−1.13% plan?
May 25, 2016 SForm 4 →May 27, 4:11 pm EDTCanaan IX L.P. +1Director, 10% Owner51,343$10.34$530,8114,511,472−1.13% plan?
May 23, 2016 SForm 4 →May 25, 4:27 pm EDTTimothy M ShannonDirector13,253$10.09$133,7354,562,815−0.29% plan?
May 23, 2016 SForm 4 →May 25, 4:10 pm EDTCanaan IX L.P. +1Director, 10% Owner13,253$10.09$133,7354,562,815−0.29% plan?
May 19, 2016 SForm 4 →May 23, 6:02 pm EDTTimothy M ShannonDirector8,687$10.10$87,7774,576,068−0.19% plan?
May 19, 2016 SForm 4 →May 23, 5:01 pm EDTCanaan IX L.P. +1Director, 10% Owner8,687$10.10$87,7774,576,068−0.19% plan?
May 12, 2016 MForm 4 →May 13, 4:05 pm EDTII Robert C. GoeltzChief Financial Officer2,000$4.47$8,9462,000— plan?
Apr 25, 2016 JForm 4 →Apr 26, 3:22 pm EDTCanaan IX L.P. +1Director, 10% Owner300,000——4,584,755— plan?
Apr 5, 2016 JForm 4 →Jun 21, 6:16 pm EDTFrederick W GluckDirector348,754——22,111— plan? late
Dec 31, 2015 MForm 4 →Dec 31, 1:01 pm ESTWilliam Michael KavanaughChief Scientific Officer and8,917$6.61$58,98313,917— plan?
Oct 14, 2015 CForm 4 →Oct 23, 7:15 pm EDTTHIRD ROCK VENTURES LP +510% Owner8,670,351——8,670,351— plan? late
Oct 14, 2015 CForm 4 →Oct 16, 1:20 pm EDTCanaan IX L.P. +1Director, 10% Owner4,884,755——4,884,755— plan?
Oct 14, 2015 PForm 4 →Oct 16, 10:19 am EDTCynthia J LaddSenior VP and General Counsel3,000$12.00$36,0003,000— plan?
Oct 14, 2015 PForm 4 →Oct 16, 10:17 am EDTWilliam Michael KavanaughCSO, Head Res.&Non-Clin. Dev.5,000$12.00$60,0005,000— plan?
Oct 14, 2015 CForm 4 →Oct 16, 10:16 am EDTTimothy M ShannonDirector4,884,755——1,318,418— plan?
Oct 14, 2015 PForm 4 →Oct 16, 10:15 am EDTFrederick W GluckDirector15,000$12.00$180,0005,000— plan?
Oct 14, 2015 CForm 4 →Oct 14, 3:36 pm EDTHadley Harbor Master Investors (Cayman) L.P.10% Owner749,055——749,055— plan?
Oct 14, 2015 PForm 4 →Oct 14, 12:34 pm EDTJames E Flynn +510% Owner625,000$12.00$7,500,000275,000— plan?
Oct 14, 2015 CForm 4 →Oct 14, 12:34 pm EDTJames E Flynn +510% Owner321,024——160,512— plan?

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Oct 14, 2015 CForm 4 →Oct 23, 7:15 pm EDTTHIRD ROCK VENTURES LP +510% Owner8,670,351——0— late
Oct 14, 2015 CForm 4 →Oct 16, 1:20 pm EDTCanaan IX L.P. +1Director, 10% Owner4,884,755——0—
Oct 14, 2015 CForm 4 →Oct 16, 10:16 am EDTTimothy M ShannonDirector4,884,755——0—
Oct 14, 2015 CForm 4 →Oct 14, 3:36 pm EDTHadley Harbor Master Investors (Cayman) L.P.10% Owner749,055——0—
Oct 14, 2015 CForm 4 →Oct 14, 12:34 pm EDTJames E Flynn +510% Owner321,024——0—
Oct 7, 2015 AForm 4 →Oct 9, 4:14 pm EDTMatthew P. YoungDirector26,985——26,985—
Jul 21, 2015 AForm 4 →Oct 16, 10:19 am EDTCynthia J LaddSenior VP and General Counsel273,436——27,393— late
May 7, 2015 AForm 4 →Oct 16, 10:17 am EDTWilliam Michael KavanaughCSO, Head Res.&Non-Clin. Dev.331,647——85,605— late