Dicerna Pharmaceuticals
Dicerna Pharmaceuticals Inc (Form: 4, Received: 02/04/2014 15:34:43)
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
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

TREU JESSE I
2. Issuer Name and Ticker or Trading Symbol

Dicerna Pharmaceuticals Inc [ DRNA ]
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)

C/O DOMAIN ASSOCIATES, LLC, ONE PALMER SQUARE
3. Date of Earliest Transaction (MM/DD/YYYY)

2/4/2014
(Street)

PRINCETON, NJ 08542
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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
Common Stock   2/4/2014     C    1752707   A   (1) 1752707   I   By Domain Partners VIII, L.P.   (2)
Common Stock   2/4/2014     C    13004   A   (1) 13004   I   By DP VIII Associates, L.P.   (2)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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 B Preferred Stock     (1) 2/4/2014     C         476464      (1)   (1) Common Stock   476464   $0   0   I   By Domain Partners VIII, L.P.   (2)
Series C Preferred Stock     (1) 2/4/2014     C         1276243      (1)   (1) Common Stock   1276243   $0   0   I   By Domain Partners VIII, L.P.   (2)
Warrant   $7.00   (1) 2/4/2014     C         21041    1/29/2014   6/26/2018   Series C Preferred Stock   21041   $0   0   I   By Domain Partners VIII, L.P.   (2)
Warrant   $7.00   (1) 2/4/2014     C      21041       1/29/2014   6/26/2018   Common Stock   21041   $0   21041   I   By Domain Partners VIII, L.P.   (2)
Series B Preferred Stock     (1) 2/4/2014     C         3535      (1)   (1) Common Stock   3535   $0   0   I   By DP VIII Associates, L.P.  
Series C Preferred Stock     (1) 2/4/2014     C         9469      (1)   (1) Common Stock   9469   $0   0   I   By DP VIII Associates, L.P.  
Warrant   $7.00   (1) 2/4/2014     C         156    1/29/2014   6/26/2018   Series C Preferred Stock   156   $0   0   I   By DP VIII Associates, L.P.  
Warrant   $7.00   (1) 2/4/2014     C      156       1/29/2014   6/26/2018   Common Stock   156   $0   156   I   By DP VIII Associates, L.P.  

Explanation of Responses:
( 1)  All outstanding shares of preferred stock were automatically converted into Common Stock upon the closing of the Issuer's initial public offering, for no additional consideration. The preferred stock had no expiration date.
( 2)  The Reporting Person is a Managing Member of One Palmer Square Associates VIII, LLC, which is the sole general partner of Domain Partners VIII, L.P. and DP VIII Associates, L.P. Pursuant to Instruction (4)(b)(iv) of Form 4, the Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
TREU JESSE I
C/O DOMAIN ASSOCIATES, LLC
ONE PALMER SQUARE
PRINCETON, NJ 08542

X


Signatures
/s/Kathleen K. Schoemaker, Attorney-in-Fact 2/4/2014
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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