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  4. SUMMIT THERAPEUTICS INC
Summit Therapeutics Inc XNAS: SMMT
18.83 -0.33 (-1.72%)
2.0M
XNAS Volume

XNAS 12 Nov, 2025 4:18 PM (EST)

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The next board meeting for Summit Therapeutics Inc is on 18 Nov 2025 for the purpose of Jefferies Global Healthcare Conference See details


Insider Trading disclosures for Summit Therapeutics Inc

The latest disclosure was made by Robert W. Duggan in Summit Therapeutics Inc where a trade of 1,753,780 Ords 1.00p done at an average price of $0.2 was reported to US exchanges on Jan. 14, 2020.

Insider trading is the trading of a company’s securities by individuals with access to confidential or material non-public information about the company. A company is required to report trading by corporate officers, directors, or other company members with significant access to privileged information to the Securities and Exchange Commission (SEC).

Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 1,753,780 240,937,695 (71%) 0% 0.2 387,585 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 1,753,780 239,183,915 (71%) 0% 0.2 387,585 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 1,753,780 242,691,475 (72%) 0% 0.2 387,585 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 10,522,705 211,123,385 (62%) 3% 0.2 2,325,518 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 10,522,705 221,646,090 (65%) 3% 0.2 2,325,518 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 1,753,780 232,168,795 (69%) 0% 0.2 387,585 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 1,753,780 233,922,575 (69%) 0% 0.2 387,585 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 1,753,780 235,676,355 (70%) 0% 0.2 387,585 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Sale of securities on an exchange or to another person at price $ 0.22 per share. 14 Jan 2020 1,753,780 237,430,135 (70%) 0% 0.2 387,585 Ords 1.00p
Glyn Owain Edwards Non-Executive Director Purchase of securities on an exchange or from another person at price $ 0.22 per share. 24 Dec 2019 452,475 835,808 (0%) 0% 0.2 99,997 Ords 1.00p
Robert W. Duggan Executive Director,Chairman and Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.22 per share. 24 Dec 2019 78,288,205 244,445,255 (72%) 48% 0.2 17,301,693 Ords 1.00p
Stephen Graham Davies None 24 Jul 2018 19,179 621,660 (0%) 0% 0.0 192 ORD 1P
David M. Wurzer None 24 Jul 2018 19,179 26,679 (0%) 0% 0.0 192 ORD 1P
Valerie L. Andrews None 24 Jul 2018 19,179 29,679 (0%) 0% 0.0 192 ORD 1P
Barry John Price None 24 Jul 2018 19,179 126,390 (0%) 0% 0.0 192 ORD 1P
Barry John Price None 24 Jul 2018 9,851 116,539 (0%) 0% 0.4 3,596 ORD 1P
Frank Murdoch Armstrong Chairman 24 Jul 2018 41,096 80,538 (0%) 0% 0.0 411 ORD 1P
Leopoldo Giampaolo Zambeletti None 24 Jul 2018 19,179 19,179 (0%) 0% 0.0 192 ORD 1P
Leopoldo Giampaolo Zambeletti None 24 Jul 2018 11,286 7,893 (0%) 0% 0.4 4,119 ORD 1P
Frank Murdoch Armstrong Chairman Purchase of securities on an exchange or from another person at price $ 0.40 per share. 16 Jul 2018 25,000 39,442 (0%) 0% 0.4 9,875 ORD 1P
Glyn Owain Edwards Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.38 per share. 13 Jul 2018 150,000 383,333 (0%) 0% 0.4 57,000 ORD 1P
Barry John Price None 23 Apr 2018 17,500 107,211 (0%) 0% 1.3 22,050 ORD 1P
Barry John Price None 23 Apr 2018 13,981 89,711 (0%) 0% 0.7 9,088 ORD 1P
Stephen Graham Davies None 23 Apr 2018 17,500 602,481 (0%) 0% 1.3 22,050 ORD 1P
David M. Wurzer None Purchase of securities on an exchange or from another person at price $ 2.33 per share. 18 Jun 2015 7,500 7,500 (0%) 0% 2.3 17,475 ORD 1P
Valerie L. Andrews None Purchase of securities on an exchange or from another person at price $ 2.30 per share. 17 Jun 2015 10,500 10,500 (0%) 0% 2.3 24,150 ORD 1P
Frank Murdoch Armstrong Chairman Purchase of securities on an exchange or from another person at price $ 2.34 per share. 16 Jun 2015 4,250 14,442 (0%) 0% 2.3 9,945 ORD 1P
Glyn Owain Edwards Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 1.04 per share. 29 Jul 2014 30,000 233,333 (0%) 0% 1.0 31,350 ORD 1P
James Mellon None Purchase of securities on an exchange or from another person at price $ 0.06 per share. 03 Mar 2014 3,846,154 48,846,155 (5%) 0% 0.1 250,000 1p Ords
Frank Murdoch Armstrong Chairman Purchase of securities on an exchange or from another person at price $ 0.07 per share. 03 Mar 2014 153,846 203,846 (0%) 0% 0.1 10,000 1p Ords
James Mellon None Purchase of securities on an exchange or from another person at price $ 0.05 per share. 24 Jul 2013 20,000,000 45,000,001 (10%) 4% 0.1 1,000,000 1p Ords
Frank Murdoch Armstrong None Purchase of securities on an exchange or from another person at price $ 0.05 per share. 23 Jul 2013 50,000 50,000 (0%) 0% 0.1 2,500 1p Ords
James Mellon None Purchase of securities on an exchange or from another person at price $ 0.05 per share. 23 Jul 2013 20,000,000 45,000,001 (9%) 4% 0.1 1,000,000 1p Ords
Glyn Owain Edwards Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.05 per share. 23 Jul 2013 600,000 4,066,667 (0%) 0% 0.1 30,000 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 0.05 per share. 23 Jul 2013 500,000 1,514,615 (0%) 0% 0.1 25,000 1p Ords
George Reginald Elliott None Purchase of securities on an exchange or from another person at price $ 0.03 per share. 14 Jun 2012 150,000 355,291 (0%) 0% 0.0 4,020 1p Ords
Richard Storer Chief Scientific Officer Purchase of securities on an exchange or from another person at price $ 0.03 per share. 24 Apr 2012 200,000 876,229 (0%) 0% 0.0 6,000 1p Ords
Andrew John McGlashan Richards None Purchase of securities on an exchange or from another person at price $ 0.03 per share. 24 Apr 2012 200,000 666,068 (0%) 0% 0.0 6,000 1p Ords
Stephen Graham Davies None Purchase of securities on an exchange or from another person at price $ 0.03 per share. 24 Apr 2012 500,000 8,158,748 (2%) 0% 0.0 15,000 1p Ords
Glyn Owain Edwards Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.03 per share. 24 Apr 2012 2,666,667 3,466,667 (0%) 0% 0.0 80,000 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 0.03 per share. 24 Apr 2012 400,000 1,014,615 (0%) 0% 0.0 12,000 1p Ords
Glyn Owain Edwards Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.03 per share. 04 Apr 2012 400,000 800,000 (0%) 0% 0.0 13,960 1p Ords
Steven Koon Ching Lee Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.03 per share. 03 Aug 2010 150,000 2,582,492 (1%) 0% 0.0 4,500 1p Ords
Richard Storer Chief Scientific Officer Purchase of securities on an exchange or from another person at price $ 0.03 per share. 03 Aug 2010 100,000 676,229 (0%) 0% 0.0 3,000 1p Ords
Stephen Graham Davies None 12 May 2010 7,658,748 7,658,748 (2%) 4% 0 1p Ords
Steven Koon Ching Lee Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.05 per share. 05 Mar 2010 50,000 2,432,492 (1%) 0% 0.0 2,350 1p Ords
Stephen Graham Davies None Purchase of securities on an exchange or from another person at price $ 0.05 per share. 05 Mar 2010 50,000 7,658,748 (4%) 0% 0.0 2,345 1p Ords
Richard Storer Chief Scientific Officer Purchase of securities on an exchange or from another person at price $ 0.05 per share. 05 Mar 2010 60,000 576,229 (0%) 0% 0.0 2,820 1p Ords
Stephen Graham Davies None Purchase of securities on an exchange or from another person at price $ 0.05 per share. 31 Dec 2009 1,000,000 8,008,748 (4%) 0% 0.1 50,000 1p Ords
Richard Storer Chief Scientific Officer Purchase of securities on an exchange or from another person at price $ 0.05 per share. 31 Dec 2009 400,000 516,229 (0%) 0% 0.1 20,000 1p Ords
Steven Koon Ching Lee Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.05 per share. 31 Dec 2009 2,000,000 2,282,492 (1%) 1% 0.1 100,000 1p Ords
Steven Koon Ching Lee Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.06 per share. 02 Nov 2009 100,000 282,492 (0%) 0% 0.1 5,500 1p Ords
Stephen Graham Davies None Purchase of securities on an exchange or from another person at price $ 0.06 per share. 02 Nov 2009 100,000 6,608,748 (3%) 0% 0.1 5,500 1p Ords
Stephen Graham Davies None Purchase of securities on an exchange or from another person at price $ 0.00 per share. 02 Nov 2009 400,000 7,008,748 (4%) 0% 0 1p Ords
Richard Storer Chief Scientific Officer Purchase of securities on an exchange or from another person at price $ 0.06 per share. 02 Nov 2009 100,000 116,229 (0%) 0% 0.1 5,500 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 0.06 per share. 02 Nov 2009 100,000 614,615 (0%) 0% 0.1 6,000 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 0.06 per share. 02 Nov 2009 100,000 114,615 (0%) 0% 0.1 5,500 1p Ords
George Reginald Elliott None Purchase of securities on an exchange or from another person at price $ 0.06 per share. 02 Nov 2009 100,000 205,291 (0%) 0% 0.1 5,500 1p Ords
Steven Koon Ching Lee Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.06 per share. 02 Nov 2009 100,000 382,492 (0%) 0% 0.1 6,000 1p Ords
Stephen Graham Davies None Purchase of securities on an exchange or from another person at price $ 0.05 per share. 29 Oct 2009 300,000 6,508,748 (11%) 0% 0.1 16,350 1p Ords
George Reginald Elliott None Purchase of securities on an exchange or from another person at price $ 0.90 per share. 05 Feb 2008 2,164 5,291 (0%) 0% 0.9 1,948 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 0.90 per share. 05 Feb 2008 4,534 14,615 (0%) 0% 0.9 4,081 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 0.00 per share. 31 Oct 2007 3,521 10,081 (0%) 0% 0 1p Ords
Brian Mansel Richards None Purchase of securities on an exchange or from another person at price $ 0.00 per share. 31 Oct 2007 3,521 8,088 (0%) 0% 0 1p Ords
George Reginald Elliott None Purchase of securities on an exchange or from another person at price $ 0.00 per share. 31 Oct 2007 1,574 3,127 (0%) 0% 0 1p Ords
David Robert Norwood None Purchase of securities on an exchange or from another person at price $ 0.00 per share. 31 Oct 2007 3,696 14,381 (0%) 0% 0 1p Ords
Darren Millington Chief Financial Officer & Company Secre Purchase of securities on an exchange or from another person at price $ 1.22 per share. 29 Aug 2007 4,057 5,168 (0%) 0% 1.2 4,950 1p Ords
Steven Koon Ching Lee Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 1.22 per share. 29 Aug 2007 24,344 182,492 (0%) 0% 1.2 29,700 1p Ords
Richard Storer Chief Scientific Officer Purchase of securities on an exchange or from another person at price $ 1.22 per share. 29 Aug 2007 16,229 16,229 (0%) 0% 1.2 19,799 1p Ords
David Robert Norwood None Purchase of securities on an exchange or from another person at price $ 1.23 per share. 06 Aug 2007 4,648 10,685 (0%) 0% 1.2 5,717 1p Ords
Andrew John McGlashan Richards None Purchase of securities on an exchange or from another person at price $ 1.23 per share. 06 Aug 2007 3,874 466,068 (0%) 0% 1.2 4,765 1p Ords
George Reginald Elliott None Purchase of securities on an exchange or from another person at price $ 1.23 per share. 06 Aug 2007 1,553 1,553 (0%) 0% 1.2 1,910 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 1.23 per share. 06 Aug 2007 4,483 6,560 (0%) 0% 1.2 5,514 1p Ords
Steven Koon Ching Lee Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 1.29 per share. 28 Mar 2007 10,000 158,148 (0%) 0% 1.3 12,900 1p Ords
Colin David Wall None Purchase of securities on an exchange or from another person at price $ 1.27 per share. 22 Mar 2007 38,000 74,000 (0%) 0% 1.3 48,260 1p Ords
Barry John Price Chairman Purchase of securities on an exchange or from another person at price $ 1.29 per share. 01 Feb 2007 2,077 2,077 (0%) 0% 1.3 2,679 1p Ords
Andrew John McGlashan Richards None Purchase of securities on an exchange or from another person at price $ 1.29 per share. 01 Feb 2007 693 693 (0%) 0% 1.3 894 1p Ords
David Robert Norwood None Purchase of securities on an exchange or from another person at price $ 1.29 per share. 01 Feb 2007 6,037 6,037 (0%) 0% 1.3 7,788 1p Ords
Colin David Wall None Purchase of securities on an exchange or from another person at price $ 0.00 per share. 18 Dec 2006 36,000 36,000 (0%) 0% 0 1p Ords
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
View All The Insider Trades disclosures