Michael A. DesJardin - 27 Dec 2022 Form 4 Insider Report for Horizon Therapeutics Public Ltd Co

Role: EVP, Technical Operations
Signature: /s/ Patrick McIlvenny, Attorney-in-Fact
Issuer symbol: N/A
Transactions as of: 27 Dec 2022
Net transactions value: $0
Form type: 4
Filing time: 29 Dec 2022, 15:26:26 UTC
Previous filing: 14 Apr 2022
Next filing: 04 Jan 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	HZNP	Ordinary Shares	Award		+277	+0.34%		82,623	01 Jun 2022	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	HZNP	Performance Restricted Stock Units (PSUs)	Award	$0	+21,772		$0.000000	21,772	27 Dec 2022	Ordinary Shares	21,772		Direct	F2, F3
transaction	HZNP	Performance Restricted Stock Units (PSUs)	Award	$0	+15,718		$0.000000	15,718	27 Dec 2022	Ordinary Shares	15,718		Direct	F2, F4

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

Explanation of Responses:

Id	Content
F1	277 ordinary shares of the Issuer acquired by the reporting person on June 1, 2022 pursuant to an employee stock purchase program.
F2	Each PSU represents a contingent right to receive one ordinary share of the Issuer.
F3	On January 3, 2020, the reporting person was granted performance-based restricted stock units (PSUs) of the Issuer, which vest upon the satisfaction of certain performance criteria. On December 27, 2022, such performance criteria were met. The ordinary shares subject to the PSUs vest on January 1, 2023.
F4	On January 4, 2021, the reporting person was granted performance-based restricted stock units (PSUs) of the Issuer, which vest upon the satisfaction of certain performance criteria. On December 27, 2022, such performance criteria were met. Two-thirds of the ordinary shares subject to the PSUs vest on January 5, 2023 and one-third of the ordinary shares vest on January 5, 2024.