UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): June 6, 2018

RADIUS HEALTH, INC.

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code: (617) 551-4000

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instructions A.2. below):

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 5.07  Submission of Matters to a Vote of Security Holders.

On June 6, 2018, Radius Health, Inc. (the “Company”) held its Annual Meeting of Stockholders (the “Annual Meeting”). A total of 40,793,108 shares of common stock were present in person or represented by proxy at the Annual Meeting, representing approximately 90% of the Company’s outstanding common stock as of April 11, 2018, the record date for the Annual Meeting. The following are the voting results for the proposals considered and voted upon at the Annual Meeting, all of which were described in the Company’s Definitive Proxy Statement filed with the U.S. Securities and Exchange Commission on April 20, 2018 (the “Proxy Statement”).

Proposal 1 — The following nominees were elected as Class I directors to serve on the Company’s Board of Directors until the 2021 Annual Meeting of Stockholders, and until their respective successors have been duly elected and qualified, based on the following votes:

Proposal 2 — The appointment of Ernst & Young LLP as the Company’s independent registered public accounting firm for the year ending December 31, 2018 was ratified, based on the following votes:

Proposal 3 — The compensation of the Company’s named executive officers as disclosed in the Proxy Statement was approved, on an advisory basis, based on the following votes:

Proposal 4 — The Company’s 2018 Stock Option and Incentive Plan was approved, based on the following votes:

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

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