CNTA

Centessa Pharmaceuticals plc

Company with tickers: CNTA

CIK

1847903

CUSIP

152309100

Shares Outstanding

154,728,966

13F Activity (30d)

122 filings 121 filers

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-01	Accardi Mario Alberto	Director, Chief Executive Officer	Tax	604	$39.42	$23,810	243,282
2026-03-26	Anderson Karen M.	Chief People Officer	Convert	41,076	$8.01	$329,019	103,161
2026-03-26	Anderson Karen M.	Chief People Officer	Sell	41,076	$30.12	$1,237,382	62,085
2026-03-26	Weinhoff Gregory M	Chief Business Officer	Sell	23,998	$30.00	$719,940	65,925
2026-03-26	Anderson Karen M.	Chief People Officer	Convert	41,076	—	—	83,924
2026-03-26	Weinhoff Gregory M	Chief Business Officer	Convert	23,998	—	—	31,002
2026-03-26	Weinhoff Gregory M	Chief Business Officer	Convert	23,998	$3.85	$92,392	89,923
2026-03-17	Anderson Karen M.	Chief People Officer	Convert	10,043	—	—	75,000
2026-03-17	Anderson Karen M.	Chief People Officer	Convert	10,043	$4.01	$40,272	72,128
2026-03-17	Anderson Karen M.	Chief People Officer	Sell	10,043	$28.10	$282,210	62,085
2026-03-16	Anderson Karen M.	Chief People Officer	Sell	64,768	$28.21	$1,826,969	62,085
2026-03-16	Anderson Karen M.	Chief People Officer	Convert	64,768	—	—	85,043
2026-03-16	Anderson Karen M.	Chief People Officer	Convert	64,768	$4.01	$259,720	126,853
2026-03-13	Anderson Karen M.	Chief People Officer	Convert	109,398	$4.01	$438,686	182,114
2026-03-13	Anderson Karen M.	Chief People Officer	Convert	109,398	—	—	134,637
2026-03-13	Anderson Karen M.	Chief People Officer	Sell	12,068	$27.13	$327,439	62,085
2026-03-13	Weinhoff Gregory M	Chief Business Officer	Sell	61,253	$26.17	$1,602,795	77,868
2026-03-13	Anderson Karen M.	Chief People Officer	Sell	107,961	$26.15	$2,823,234	74,153
2026-03-13	Weinhoff Gregory M	Chief Business Officer	Sell	11,943	$27.16	$324,336	65,925
2026-02-02	Bush Tia L	Chief Technology & Quality Ofc	Award	140,000	—	—	140,000
2026-02-02	Bush Tia L	Chief Technology & Quality Ofc	Award	35,000	—	—	147,954
2026-02-02	Accardi Mario Alberto	Director, Chief Executive Officer	Award	68,000	—	—	243,886
2026-02-02	Weinhoff Gregory M	Chief Business Officer	Award	31,000	—	—	139,121
2026-02-02	Kanes Stephen	Chief Medical Officer	Award	120,000	—	—	120,000
2026-02-02	Weinhoff Gregory M	Chief Business Officer	Award	123,000	—	—	123,000
2026-02-02	Anderson Karen M.	Chief People Officer	Award	29,000	—	—	72,716
2026-02-02	HUSSAIN IQBAL J	Chief Legal Officer	Award	160,000	—	—	160,000
2026-02-02	Accardi Mario Alberto	Director, Chief Executive Officer	Award	273,000	—	—	273,000
2026-02-02	Deferiere Raphael	Chief Accounting Officer	Award	11,000	—	—	11,000
2026-02-02	HUSSAIN IQBAL J	Chief Legal Officer	Sell	38,951	$25.15	$979,657	57,645
2026-02-02	Deferiere Raphael	Chief Accounting Officer	Award	42,000	—	—	42,000
2026-02-02	HUSSAIN IQBAL J	Chief Legal Officer	Award	40,000	—	—	97,645
2026-02-02	Crowley John J	Chief Financial Officer	Award	45,000	—	—	45,000
2026-02-02	HUSSAIN IQBAL J	Chief Legal Officer	Award	20,000	—	—	117,645
2026-02-02	Crowley John J	Chief Financial Officer	Award	181,000	—	—	181,000
2026-02-02	Anderson Karen M.	Chief People Officer	Award	117,000	—	—	117,000
2026-02-01	Anderson Karen M.	Chief People Officer	Tax	10,606	$24.57	$260,589	43,716
2026-02-01	HUSSAIN IQBAL J	Chief Legal Officer	Tax	7,780	$24.57	$191,155	96,596
2026-02-01	Accardi Mario Alberto	Director, Chief Executive Officer	Tax	2,915	$24.57	$71,622	175,886
2026-02-01	Bush Tia L	Chief Technology & Quality Ofc	Tax	8,549	$24.57	$210,049	112,954
2026-02-01	Weinhoff Gregory M	Chief Business Officer	Tax	14,158	$24.57	$347,862	108,121
2026-01-30	HUSSAIN IQBAL J	Chief Legal Officer	Sell	1,010	$25.01	$25,261	104,376
2026-01-30	HUSSAIN IQBAL J	Chief Legal Officer	Other	5,500	—	—	5,500
2025-12-09	Accardi Mario Alberto	Director, Chief Executive Officer	Sell	7,432	$28.70	$213,284	181,369
2025-12-09	Accardi Mario Alberto	Director, Chief Executive Officer	Sell	2,568	$29.21	$75,005	178,801
2025-12-08	Accardi Mario Alberto	Director, Chief Executive Officer	Convert	5,000	$9.53	$47,650	198,801
2025-12-08	Accardi Mario Alberto	Director, Chief Executive Officer	Convert	5,000	—	—	6,250
2025-12-08	Accardi Mario Alberto	Director, Chief Executive Officer	Sell	10,000	$30.00	$300,000	188,801
2025-11-17	Bush Tia L	Chief Technology & Quality Ofc	Convert	40,000	$9.42	$376,800	161,503
2025-11-17	HUSSAIN IQBAL J	Chief Legal Officer	Sell	6,000	$27.64	$165,835	105,386

Showing 1–50 of 677 transactions