Insider Transactions Reported by 28 Insiders of Centessa Pharmaceuticals plc

Symbol
CNTA on Nasdaq
Location
Altrincham, Cheshire, United Kingdom

Insiders trading volume in the past year

Centessa Pharmaceuticals plc executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
David J. Grainger Chief Innovation Officer $7,882,708 31 Dec 2023
Antoine Yver EVP & Chairman of Development $6,233,205 01 Jun 2023
Mario Alberto Accardi Chief Executive Officer, Director $6,099,588 -$1,439,886 -19% 01 Feb 2026
Arjun Goyal Director $5,886,902 +$5,865,242 +27079% 20 Jun 2025
Saurabh Saha Chief Executive Officer, Director $4,017,910 -$3,869,173 -49% 21 Jul 2025
David M. Chao Chief Administrative Officer $3,936,902 17 Mar 2025
Tia L. Bush Chief Technology & Quality Ofc $3,700,329 -$4,045,840 -52% 01 Feb 2026
Iqbal J. Hussain Chief Legal Officer $3,079,856 -$2,721,572 -47% 30 Jan 2026
Stephen Kanes Chief Medical Officer $3,001,200 02 Feb 2026
Medicxi Ventures Management (Jersey) Ltd 10%+ Owner $2,238,050 21 Mar 2022
Francesco de Rubertis Director $2,238,050 21 Mar 2022
Gregory M. Weinhoff Chief Business Officer $1,790,325 -$2,672,839 -60% 13 Mar 2026
Karen M. Anderson Chief People Officer $1,684,539 -$3,150,673 -65% 13 Mar 2026
Thomas Templeman Chief Technology Officer $1,498,422 31 Mar 2023
Javad Shahidi Chief Medical Officer $1,265,099 30 Sep 2022
INDEX VENTURES LIFE VI (JERSEY) L.P. 10%+ Owner $1,189,391 27 May 2021
John J. Crowley Chief Financial Officer $1,125,450 02 Feb 2026
Harris Rotman SVP Regulatory Affairs $507,432 01 Feb 2024
Aaron Kantoff Director $477,600 18 Nov 2021
Marella Thorell Chief Accounting Officer $422,684 21 Mar 2022
Raphael Deferiere Chief Accounting Officer $275,110 02 Feb 2026
Brett I. W. Zbar Director 20 Jun 2025
Carol Stuckley Director 20 Jun 2025
GAP (Bermuda) L.P. Director, 10%+ Owner 22 Jun 2023
Samarth Kulkarni Director 20 Jun 2025
Mathias Hukkelhoven Director 20 Jun 2025
Robert Califf Director 27 May 2021
Mary Lynne Hedley Director 20 Jun 2025

Recent Insider Transactions by Companies or Individuals for Centessa Pharmaceuticals plc

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Karen M. Anderson CNTA Ordinary Shares Sale -65.9% $3,150,673 $26.25 -120,029 62,085 13 Mar 2026 Direct
Karen M. Anderson CNTA Ordinary Shares Options Exercise 150.4% 109,398 182,114 13 Mar 2026 Direct
Karen M. Anderson CNTA Share Option (right to buy) Options Exercise -79.4% -109,398 28,336 13 Mar 2026 Direct
Gregory M. Weinhoff CNTA Ordinary Shares Sale -52.6% $1,927,131 $26.33 -73,196 65,925 13 Mar 2026 Direct
Raphael Deferiere CNTA Ordinary Shares Award 11,000 11,000 02 Feb 2026 Direct
Raphael Deferiere CNTA Share Option (right to buy) Award 42,000 42,000 02 Feb 2026 Direct
Iqbal J. Hussain CNTA Ordinary Shares Award 104.1% 60,000 117,645 02 Feb 2026 Direct
Iqbal J. Hussain CNTA Ordinary Shares Sale -40.3% $979,657 $25.15 -38,951 57,645 02 Feb 2026 Direct
Iqbal J. Hussain CNTA Share Option (right to buy) Award 160,000 160,000 02 Feb 2026 Direct
Mario Alberto Accardi CNTA Ordinary Shares Award 38.7% 68,000 243,886 02 Feb 2026 Direct
Mario Alberto Accardi CNTA Share Option (right to buy) Award 273,000 273,000 02 Feb 2026 Direct
Tia L. Bush CNTA Ordinary Shares Award 31% 35,000 147,954 02 Feb 2026 Direct
Tia L. Bush CNTA Share Option (right to buy) Award 140,000 140,000 02 Feb 2026 Direct
Karen M. Anderson CNTA Ordinary Shares Award 66.3% 29,000 72,716 02 Feb 2026 Direct
Karen M. Anderson CNTA Share Option (right to buy) Award 117,000 117,000 02 Feb 2026 Direct
Stephen Kanes CNTA Ordinary Shares Award 120,000 120,000 02 Feb 2026 Direct
John J. Crowley CNTA Ordinary Shares Award 45,000 45,000 02 Feb 2026 Direct
John J. Crowley CNTA Share Option (right to buy) Award 181,000 181,000 02 Feb 2026 Direct
Gregory M. Weinhoff CNTA Ordinary Shares Award 28.7% 31,000 139,121 02 Feb 2026 Direct
Gregory M. Weinhoff CNTA Share Option (right to buy) Award 123,000 123,000 02 Feb 2026 Direct
Iqbal J. Hussain CNTA Ordinary Shares Tax liability -7.45% -7,780 96,596 01 Feb 2026 Direct
Mario Alberto Accardi CNTA Ordinary Shares Tax liability -1.63% -2,915 175,886 01 Feb 2026 Direct
Tia L. Bush CNTA Ordinary Shares Tax liability -7.04% -8,549 112,954 01 Feb 2026 Direct
Karen M. Anderson CNTA Ordinary Shares Tax liability -19.5% -10,606 43,716 01 Feb 2026 Direct
Gregory M. Weinhoff CNTA Ordinary Shares Tax liability -11.6% -14,158 108,121 01 Feb 2026 Direct
Iqbal J. Hussain CNTA Ordinary Shares Sale -0.96% $25,261 $25.01 -1,010 104,376 30 Jan 2026 Direct
Mario Alberto Accardi CNTA Ordinary Shares Sale -5.3% $288,289 $28.83 -10,000 178,801 09 Dec 2025 Direct
Mario Alberto Accardi CNTA Ordinary Shares Sale -5.03% $300,000 $30.00 -10,000 188,801 08 Dec 2025 Direct
Mario Alberto Accardi CNTA Ordinary Shares Options Exercise 2.58% 5,000 198,801 08 Dec 2025 Direct
Mario Alberto Accardi CNTA Share Option (right to buy) Options Exercise -44.4% -5,000 6,250 08 Dec 2025 Direct
Iqbal J. Hussain CNTA Ordinary Shares Sale -5.39% $165,835 $27.64 -6,000 105,386 17 Nov 2025 Direct
Iqbal J. Hussain CNTA Ordinary Shares Options Exercise 5.69% 6,000 111,386 17 Nov 2025 Direct
Iqbal J. Hussain CNTA Share Option (right to buy) Options Exercise -2.64% -6,000 221,559 17 Nov 2025 Direct
Tia L. Bush CNTA Ordinary Shares Sale -24.8% $1,120,000 $28.00 -40,000 121,503 17 Nov 2025 Direct
Tia L. Bush CNTA Ordinary Shares Options Exercise 32.9% 40,000 161,503 17 Nov 2025 Direct
Tia L. Bush CNTA Share Option (right to buy) Options Exercise -9.99% -40,000 360,338 17 Nov 2025 Direct
Tia L. Bush CNTA Ordinary Shares Sale -24.8% $1,040,000 $26.00 -40,000 121,503 12 Nov 2025 Direct
Tia L. Bush CNTA Ordinary Shares Options Exercise 32.9% 40,000 161,503 12 Nov 2025 Direct
Tia L. Bush CNTA Share Option (right to buy) Options Exercise -9.08% -40,000 400,338 12 Nov 2025 Direct
Mario Alberto Accardi CNTA Ordinary Shares Tax liability -0.31% -593 193,801 01 Nov 2025 Direct
Mario Alberto Accardi CNTA Ordinary Shares Sale -3.95% $200,000 $25.00 -8,000 194,394 27 Oct 2025 Direct
Mario Alberto Accardi CNTA Ordinary Shares Options Exercise 2.53% 5,000 202,394 27 Oct 2025 Direct
Mario Alberto Accardi CNTA Share Option (right to buy) Options Exercise -14.3% -5,000 30,000 27 Oct 2025 Direct
Iqbal J. Hussain CNTA Ordinary Shares Sale -5.39% $134,439 $22.41 -6,000 105,386 15 Oct 2025 Direct
Iqbal J. Hussain CNTA Ordinary Shares Options Exercise 5.69% 6,000 111,386 15 Oct 2025 Direct
Iqbal J. Hussain CNTA Share Option (right to buy) Options Exercise -2.57% -6,000 227,559 15 Oct 2025 Direct
Tia L. Bush CNTA Ordinary Shares Sale -22.4% $840,000 $24.00 -35,000 121,503 24 Sep 2025 Direct
Tia L. Bush CNTA Ordinary Shares Options Exercise 28.8% 35,000 156,503 24 Sep 2025 Direct
Tia L. Bush CNTA Share Option (right to buy) Options Exercise -7.36% -35,000 440,338 24 Sep 2025 Direct
Mario Alberto Accardi CNTA Ordinary Shares Sale -3.98% $174,846 $21.40 -8,172 197,394 16 Sep 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.