Centessa Pharmaceuticals Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 16.8%.

Top 25 shareholders own 75.25% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
17.9%	Medicxi Ventures (UK) LLP	19,963,157	€152.2m	0%	45.89%
8.92%	Index Ventures SA	9,961,789	€75.9m	0%	5.78%
8.67%	General Atlantic Service Company, L.P.	9,681,818	€73.8m	0%	1.42%
5.03%	EcoR1 Capital, LLC	5,618,779	€42.8m	0%	1.41%
3.52%	Vida Ventures Advisors, LLC	3,931,818	€30.0m	0%	24.9%
2.76%	Perceptive Advisors LLC	3,083,307	€23.5m	0%	0.53%
2.69%	First Light Asset Management, LLC	3,002,045	€22.9m	0%	2.14%
2.65%	T. Rowe Price Group, Inc.	2,958,079	€22.5m	16.5%	no data
2.63%	Oup Management Co., LLC	2,937,615	€22.4m	0%	63.81%
2.5%	FMR LLC	2,787,194	€21.2m	0%	no data
2.09%	Point72 Asset Management, L.P.	2,330,327	€17.8m	26.3%	0.04%
2.02%	Adage Capital Management, L.P.	2,250,000	€17.2m	-22.3%	0.04%
1.91%	Morgan Stanley, Investment Banking and Brokerage Investments	2,136,931	€16.3m	76.1%	no data
1.84%	Octagon Capital Advisors LP	2,060,100	€15.7m	0%	2.81%
1.83%	TCG Crossover Management, LLC	2,040,816	€15.6m	0%	1.52%
1.26%	Artal Group S.A.	1,412,500	€10.8m	39.5%	0.3%
1.11%	5AM Venture Management, LLC	1,245,000	€9.5m	0%	2.03%
1.04%	Franklin Resources, Inc.	1,156,723	€8.8m	3.67%	no data
0.99%	Driehaus Capital Management LLC	1,104,014	€8.4m	282%	0.07%
0.83%	American Century Investment Management Inc	923,120	€7.0m	5.41%	no data
0.77%	David Grainger	864,890	€6.6m	-0.94%	no data
0.74%	Affinity Asset Advisors, LLC	830,546	€6.3m	4.38%	1.38%
0.62%	Tanager Wealth Management LLP	696,096	€5.3m	0%	0.98%
0.5%	Cormorant Asset Management, LP	561,600	€4.3m	0%	0.27%
0.43%	Platinum Investment Management Limited	485,174	€3.7m	27.3%	0.12%