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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1847903	Centessa Pharmaceuticals Plc	CNTA	()	D0

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1406817	Ltd (Bermuda) Gap	C/O Conyers Client Services Limited, Clarendon House, 2 Church Street Hamilton D0 HM 11	No	No	Yes	No
1467927	General Atlantic Genpar (Bermuda), L.p.	C/O Conyers Client Services Limited, Clarendon House, 2 Church Street Hamilton D0 HM 11	No	No	Yes	No
1701754	General Atlantic Partners (Bermuda) Eu, L.p.	C/O Conyers Client Services Limited, Clarendon House, 2 Church Street Hamilton D0 HM 11	Yes	No	Yes	No
1704977	General Atlantic Partners (Bermuda) Iv, L.p.	C/O Conyers Client Services Limited, Clarendon House, 2 Church Street Hamilton D0 HM 11	No	No	Yes	No
1795410	General Atlantic Partners (Lux), Scsp	412F, Route D'Esch Luxembourg N4 L-2086	Yes	No	Yes	No
1857517	Scsp (Lux) Genpar Atlantic General	412F, Route D'Esch Luxembourg N4 L-2086	No	No	Yes	No
1858361	R.l. S.a (Lux) Atlantic General	412F, Route D'Esch Luxembourg N4 L-2086	No	No	Yes	No
1859260	B.v. Um Atlantic General	C/O Raamplein 1 Amsterdam P7 1016 XK	No	No	Yes	No
1859266	U.a. Cooperatief Atlantic General	C/O Raamplein 1 Amsterdam P7 1016 XK	No	No	Yes	No
1859299	General Atlantic Cooperatief, L.p.	C/O Conyers Client Services Limited, Clarendon House, 2 Church Street Hamilton D0 HM 11	No	No	Yes	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Adss	Acquisiton	2021-06-02	1,500,000	$20.00	9,681,818	No	4	P	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	P	Direct

Footnotes

The American Depositary Shares ("ADSs"), each ADS representing one ordinary share of Centessa Pharmaceuticals Limited (the "Issuer"), were acquired by General Atlantic UM B.V. ("GA UM") in connection with the initial public offering of the Issuer which closed on June 2, 2021.
Reflects securities held directly by GA UM. GA UM is a wholly owned subsidiary of General Atlantic Cooperatief U.A. ("GA Coop UA"). The members that share beneficial ownership of the shares held by GA UM through GA Coop UA are the following General Atlantic investment funds (the "GA Funds"): General Atlantic Partners (Bermuda) IV, L.P. ("GAP Bermuda IV"), General Atlantic Partners (Bermuda) EU, L.P. ("GAP Bermuda EU"), General Atlantic Partners (Lux) SCSp ("GAP Lux") and General Atlantic Cooperatief, L.P. ("GA Coop LP").
The general partner of GAP Lux is General Atlantic GenPar (Lux) SCSp ("GA GenPar Lux") and the general partner of GA GenPar Lux is General Atlantic (Lux) S.a r.l. ("GA Sarl"). The general partner of GAP Bermuda IV and GAP Bermuda EU and the sole shareholder of GA Sarl is General Atlantic GenPar (Bermuda), L.P. ("GenPar Bermuda"). GAP (Bermuda) Limited ("GAP (Bermuda)") is the general partner of GenPar Bermuda and GA Coop LP. There are nine members of the Management Committee of GAP (Bermuda) (the "GA Management Committee"). Each of the members of the GA Management Committee disclaims ownership of the shares except to the extent he has a pecuniary interest therein.