Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
HEALTHCARE VENTURES VII LP
  2. Issuer Name and Ticker or Trading Symbol
Radius Health, Inc. [NONE]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
55 CAMBRIDGE PARKWAY, SUITE 301
3. Date of Earliest Transaction (Month/Day/Year)
11/18/2011
(Street)

CAMBRIDGE, MA 02142
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Series A-1 Preferred Stock (1) 11/18/2011   P   19,651     (2)   (1) Common Stock 196,510 $ 81.42 39,302 D (3)  
Series A-1 Preferred Stock (1) 12/14/2011   P   19,651     (2)   (1) Common Stock 196,510 $ 81.42 58,953 D (3)  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
HEALTHCARE VENTURES VII LP
55 CAMBRIDGE PARKWAY
SUITE 301
CAMBRIDGE, MA 02142
    X    
HealthCare Partners VII, L.P.
55 CAMBRIDGE PARKWAY
SUITE 301
CAMBRIDGE, MA 02142
    X    
CAVANAUGH JAMES H
C/O HEALTHCARE VENTURES LLC
55 CAMBRIDGE PARKWAY, SUITE 301
CAMBRIDGE, MA 02142
    X    
LAWLOR AUGUSTINE
55 CAMBRIDGE PARKWAY
SUITE 301
CAMBRIDGE, MA 02142
    X    
LITTLECHILD JOHN W
55 CAMBRIDGE PARKWAY
SUITE 301
CAMBRIDGE, MA 02142
    X    
Mirabelli Christopher
55 CAMBRIDGE PARKWAY
SUITE 301
CAMBRIDGE, MA 02142
    X    
WERNER HAROLD R
C/O HEALTHCARE VENTURES LLC
55 CAMBRIDGE PARKWAY, SUITE 301
CAMBRIDGE, MA 02142
    X    

Signatures

 /s/Jeffrey Steinberg, Administrative Partner for HealthCare Ventures VII, L.P.   12/23/2011
**Signature of Reporting Person Date

 Jeffrey Steinberg, Administrative Partner   12/23/2011
**Signature of Reporting Person Date

 Jeffrey Steinberg, Attorney-in-Fact   12/23/2011
**Signature of Reporting Person Date

 Jeffrey Steinberg, Attorney-in-Fact   12/23/2011
**Signature of Reporting Person Date

 Jeffrey Steinberg, Attorney-in-Fact   12/23/2011
**Signature of Reporting Person Date

 Jeffrey Steinberg, Attorney-in-Fact   12/23/2011
**Signature of Reporting Person Date

 Jeffrey Steinberg, Attorney-in-Fact   12/23/2011
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Not Applicable
(2) These shares are convertible at any time, in whole or in part at the election of the holder, into 196,510 shares of Common Stock of the Issuer.
(3) These securities are owned directly by HealthCare Ventures VII, L.P. ("HCVVII"). These securities are owned indirectly by HealthCare Partners VII, L.P. ("HCPVII"), the General Partner of HCVVII, and each of James Cavanaugh, Harold Werner, John Littlechild, Christopher Mirabelli and Augustine Lawlor, the general partners of HCPVII. Drs. Cavanaugh and Mirabelli and Messrs. Werner, Littlechild and Lawlor disclaim beneficial ownership of those securities in which they do not have a pecuniary interest and this report shall not be deemed an admission that they are the beneficial owners of these securities for purposes of Section 16.

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