Tia L. Bush - Feb 1, 2024 Form 4 Insider Report for Centessa Pharmaceuticals plc (CNTA)

Role: Chief Quality Officer
Signature: /s/ Gregory Weinhoff, attorney-in-fact
Stock symbol: CNTA
Transactions as of: Feb 1, 2024
Transactions value $: -$31,630
Form type: 4
Date filed: 2/2/2024, 05:04 PM
Previous filing: Jan 2, 2024
Next filing: Apr 2, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CNTA	Ordinary Shares	Award	$0	+42.5K	+30.83%	$0.00	180K	Feb 1, 2024	Direct	F1, F2
transaction	CNTA	Ordinary Shares	Tax liability	-$31.6K	-3.86K	-2.14%	$8.19	176K	Feb 1, 2024	Direct	F1, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	CNTA	Share Option (right to buy)	Award	$0	+170K		$0.00	170K	Feb 1, 2024	Ordinary Shares	170K	$8.01	Direct	F1, F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share.
F2	The shares reported in this transaction represent Restricted Share Units ("RSUs") issued under the Centessa Pharmaceuticals plc Amended and Restated 2021 Stock Option and Incentive Plan. Each RSU represents the contingent right to receive one Ordinary Share of the Issuer. The RSUs shall vest and be settled in four equal annual installments with the first such annual vesting being on February 1, 2025.
F3	Represents the number of shares withheld by the Issuer to cover tax withholding obligations in connection with the vesting of RSUs.
F4	1/48th of the shares subject to such option shall vest and become exercisable in equal monthly installments with the first installment vesting on March 1, 2024.