Horizon Pharma plc Reports Inducement Grants Under NASDAQ Listing Rule 5635(c)(4)

DUBLIN, Ireland, Sept. 13, 2017 -- Horizon Pharma plc (NASDAQ:HZNP), a biopharmaceutical company focused on improving patients’ lives by identifying, developing, acquiring and commercializing differentiated and accessible medicines that address unmet medical needs, today announced that the compensation committee of its board of directors approved the grant on Sept. 11, 2017 of an inducement restricted stock unit covering 64,056 ordinary shares and an inducement stock option to purchase up to 103,138 ordinary shares to Irina Konstantinovsky, executive vice president, chief human resources officer.

The restricted stock unit vests over four years, with 25 percent of the shares vesting on each anniversary of the applicable vesting commencement date, subject to the new employee's continued service relationship with the Company.  The restricted stock unit also is subject to the terms and conditions of the Company's 2014 Equity Incentive Plan and the restricted stock unit agreement pursuant to which the restricted stock unit was granted.

The stock option has an exercise price per share equal to $14.05, the fair market value on the grant date, and vests over four years, with 25 percent of the shares vesting on the one-year anniversary of the applicable vesting commencement date and 1/48 of the shares vesting monthly thereafter, subject to the new employee's continued service relationship with the Company.  The stock option also has a 10-year term and is subject to the terms and conditions of the Company's 2014 Equity Incentive Plan and the stock option agreement pursuant to which the option was granted.

The restricted stock unit and stock option were granted as inducements material to Ms. Konstantinovsky entering into employment with Horizon Pharma on Sept. 11, 2017 in accordance with NASDAQ Listing Rule 5635(c)(4).

About Horizon Pharma plc
Horizon Pharma plc is a biopharmaceutical company focused on improving patients' lives by identifying, developing, acquiring and commercializing differentiated and accessible medicines that address unmet medical needs.  The Company markets 11 medicines through its orphan, rheumatology and primary care business units.  For more information, please visit www.horizonpharma.com.  Follow @HZNPplc on Twitter or view careers on our LinkedIn page.

Contacts:
Tina Ventura
Senior Vice President, Investor Relations
[email protected]

Ruth Venning
Executive Director, Investor Relations
[email protected]

U.S. Media Contact:
Geoffrey Curtis
Senior Vice President, Corporate Affairs and Chief Communications Officer
[email protected]

Ireland Media Contact:
Ray Gordon
Gordon MRM 
[email protected]