Strongbridge Biopharma plc Added to the Russell 3000® Index

DUBLIN, Ireland and TREVOSE, Pa., June 26, 2017 -- Strongbridge Biopharma plc (NASDAQ:SBBP), a global commercial-stage biopharmaceutical company focused on the development and commercialization of therapies for rare diseases with significant unmet needs, today announced that it has been added to the broad-market Russell 3000® Index, which includes the small-cap Russell 2000® index, at the conclusion of the Russell indexes annual reconstitution, effective after the U.S. market opens on June 26, 2017.

Annual Russell indexes reconstitution captures the 4,000 largest U.S. stocks as of the end of May, ranking them by total market capitalization. Membership in the U.S. all-cap Russell 3000® Index allows for automatic inclusion in the large-cap Russell 1000® Index or small-cap Russell 2000® Index. FTSE Russell determines membership for its Russell indexes primarily by objective, market-capitalization rankings and style attributes.

Russell indexes are widely used by investment managers and institutional investors for index funds and as benchmarks for active investment strategies. Approximately $8.4 trillion in assets are benchmarked against Russell’s U.S. indexes. Russell indexes are part of FTSE Russell, a leading global index provider.

For more information on the Russell 3000® Index and the Russell indexes reconstitution, visit the “Russell Reconstitution” section on the FTSE Russell website.

About Strongbridge Biopharma 
Strongbridge Biopharma is a global commercial-stage biopharmaceutical company focused on the development and commercialization of therapies for rare diseases with significant unmet needs. Strongbridge's first commercial product is KEVEYIS® (dichlorphenamide), the first and only FDA-approved treatment for hyperkalemic, hypokalemic, and related variants of Primary Periodic Paralysis. KEVEYIS has orphan drug exclusivity status in the U.S. through August 7, 2022. In addition to establishing this neuromuscular disease franchise, the Company has a clinical-stage pipeline of therapies for rare endocrine diseases. Strongbridge's lead compounds include RECORLEV™ (levoketoconazole), a cortisol synthesis inhibitor currently being studied for the treatment of endogenous Cushing's syndrome, and veldoreotide, a next-generation somatostatin analog being investigated for the treatment of acromegaly, with potential additional applications in Cushing's syndrome and neuroendocrine tumors. Both RECORLEV and veldoreotide have received orphan designation from the U.S. Food and Drug Administration and the European Medicines Agency. For more information, visit www.strongbridgebio.com.

Contacts:

Corporate and Media Relations
Elixir Health Public Relations
Lindsay Rocco
+1 862-596-1304
[email protected]

Investor Relations
US:
The Trout Group
Marcy Nanus
+1 646-378-2927
[email protected]

Europe:
First House
Mitra Hagen Negård
+47 21 04 62 19
[email protected]

USA
900 Northbrook Drive
Suite 200
Trevose, PA 19053
Tel. +1 610-254-9200
Fax. +1 215-355-7389