Alistair Macdonald - Jun 1, 2021 Form 4 Insider Report for Syneos Health, Inc. (SYNH)

Role: Chief Executive Officer, Director
Signature: /s/ Sara Epstein, Attorney-in-Fact
Stock symbol: SYNH
Transactions as of: Jun 1, 2021
Transactions value $: -$221,569
Form type: 4
Date filed: 6/3/2021, 05:08 PM
Next filing: Aug 4, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SYNH	Class A Common Stock	Options Exercise	$210K	+4.89K	+2.44%	$42.88	205K	Jun 1, 2021	Direct	F1
transaction	SYNH	Class A Common Stock	Sale	-$431K	-4.89K	-2.38%	$88.20	200K	Jun 1, 2021	Direct	F1

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	SYNH	Stock Option (Right to Buy Class A Common Stock)	Options Exercise	$0	-4.89K	-100%	$0.00^*	0	Jun 1, 2021	Class A Common Stock	4.89K	$42.88	Direct	F2

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

Explanation of Responses:

Id	Content
F1	The transactions reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 30, 2020.
F2	The shares subject to this option vested in four approximately equal annual installments on January 19, 2017; January 19, 2018; January 19, 2019; and January 19, 2020.