-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, QzDSZSZdOg5cn6w1PCkFwLsuS3BhDvA2HBIaCkLLVYBTTVlHK42lP39unB/IuSk1 Yzp/B6DNZ2pNd+0z8nh/UA== 0000950134-09-001965.txt : 20090205 0000950134-09-001965.hdr.sgml : 20090205 20090205170706 ACCESSION NUMBER: 0000950134-09-001965 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20090205 DATE AS OF CHANGE: 20090205 GROUP MEMBERS: ANDREW E. JONES GROUP MEMBERS: BOULDER VENTURES IV L.P. GROUP MEMBERS: BV PARTNERS IV, L.L.C. GROUP MEMBERS: JOSH E. FIDLER GROUP MEMBERS: KYLE LEFKOFF GROUP MEMBERS: LAWRENCE M. MACKS GROUP MEMBERS: PETER ROSHKO SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: ARCA biopharma, Inc. CENTRAL INDEX KEY: 0000907654 STANDARD INDUSTRIAL CLASSIFICATION: IN VITRO & IN VIVO DIAGNOSTIC SUBSTANCES [2835] IRS NUMBER: 363855489 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-51477 FILM NUMBER: 09573753 BUSINESS ADDRESS: STREET 1: 8001 ARISTA PLACE STREET 2: SUITE 200 CITY: BROOMFIELD STATE: CO ZIP: 80021 BUSINESS PHONE: 720-940-2200 MAIL ADDRESS: STREET 1: 8001 ARISTA PLACE STREET 2: SUITE 200 CITY: BROOMFIELD STATE: CO ZIP: 80021 FORMER COMPANY: FORMER CONFORMED NAME: NUVELO INC DATE OF NAME CHANGE: 20030203 FORMER COMPANY: FORMER CONFORMED NAME: HYSEQ INC DATE OF NAME CHANGE: 19970610 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: BOULDER VENTURES IV ANNEX LP CENTRAL INDEX KEY: 0001165197 IRS NUMBER: 522289816 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 1900 NINTH STREET, SUITE 200 CITY: BOULDER STATE: CO ZIP: 80302 BUSINESS PHONE: 3034446950 MAIL ADDRESS: STREET 1: 1900 NINTH STREET, SUITE 200 CITY: BOULDER STATE: CO ZIP: 80302 SC 13G 1 d66172sc13g.htm SCHEDULE 13G sc13g
 
 
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No.            )*
ARCA biopharma, Inc.
(Name of Issuer)
Common Stock
(Title of Class of Securities)
00211Y 10 0
(CUSIP Number)
January 27, 2009
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
  o   Rule 13d-1(b)
 
  þ   Rule 13d-1(c)
 
  o   Rule 13d-1(d)
* The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).
 
 

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages 

 

           
1   NAMES OF REPORTING PERSONS
Boulder Ventures IV (Annex), L.P.
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  Delaware, United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6%(3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  PN
(1)  This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages 

 

           
1   NAMES OF REPORTING PERSONS
Boulder Ventures IV, L.P.
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  Delaware, United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6%(3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  PN
(1) This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages 

 

           
1   NAMES OF REPORTING PERSONS
BV Partners IV, L.L.C.
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  Delaware, United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6% (3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  PN
(1) This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages 

 

           
1   NAMES OF REPORTING PERSONS
Josh E. Fidler
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6%(3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  IN
(1) This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages

 

           
1   NAMES OF REPORTING PERSONS
Andrew E. Jones
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6% (3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  IN
(1) This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages 

 

           
1   NAMES OF REPORTING PERSONS
Kyle Lefkoff
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6% (3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  IN
(1) This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages 

 

           
1   NAMES OF REPORTING PERSONS
Lawrence M. Macks
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6%(3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  IN
(1) This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

                     
CUSIP No.
 
00211Y 10 0 
13G Page  
  of   
13 Pages 

 

           
1   NAMES OF REPORTING PERSONS
Peter Roshko
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

  (a)   o
  (b)   þ (1)
     
3   SEC USE ONLY
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION
   
  United States of America
       
  5   SOLE VOTING POWER
     
NUMBER OF   0 shares
       
SHARES 6   SHARED VOTING POWER
BENEFICIALLY    
OWNED BY   803,666 shares of Common Stock (2)
       
EACH 7   SOLE DISPOSITIVE POWER
REPORTING    
PERSON   0 shares
       
WITH: 8   SHARED DISPOSITIVE POWER
     
    803,666 shares of Common Stock (2)
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
   
  803,666 shares of Common Stock (2)
     
10   CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)
   
  o
     
11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
   
  10.6%(3)
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
   
  IN
(1) This Schedule 13G is filed by Boulder Ventures IV (Annex), L.P. (“BV IV Annex”), Boulder Ventures IV, L.P. (“BV IV LP”), BV Partners IV, L.L.C. (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”) (collectively, the “Fund Entities”). The Fund Entities expressly disclaim status as a “group” for purposes of this Schedule 13G.
(2) Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
(3) This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.

 


 

Introductory Note: This Statement on Schedule 13G is filed on behalf of Boulder Ventures IV (Annex), L.P., a Delaware limited partnership (“BV IV Annex), Boulder Ventures IV, L.P., a Delaware limited partnership (“BV IV LP”), BV Partners IV, L.L.C., a Delaware limited liability company (“BV IV LLC”), Josh E. Fidler (“Fidler”), Andrew E. Jones (“Jones”), Kyle Lefkoff (“Lefkoff”), Lawrence M. Macks (“Macks”) and Peter Roshko (“Roshko”), in respect of shares of Common Stock of ARCA biopharma, Inc.
Item 1
Item 1(a).   Name of Issuer: ARCA biopharma, Inc. (ABIO)
Item 1(b).   Address of Issuer’s Principal Executive Offices:

8001 Arista Place, Suite 200
Broomfield Co 80021
Item 2(a).   Name of Person(s) Filing:

Boulder Ventures IV (Annex), L.P. (“BV IV Annex”)
Boulder Ventures IV, L.P. (“BV IV LP”)
BV Partners IV, L.L.C. (“BV IV LLC”)
Josh E. Fidler (“Fidler”)
Andrew E. Jones (“Jones”)
Kyle Lefkoff (“Lefkoff”)
Lawrence M. Macks (“Macks”)
Peter Roshko (“Roshko”)
Item 2(b).   Address of Principal Business Office or, if none, Residence:

1900 Ninth Street, Suite 200
Boulder, CO 80302
Item 2(c).   Citizenship:
                 
 
   Entities:   BV IV Annex
BV IV LP
BV IV LLC
 

  Delaware
Delaware
Delaware
 
               
 
   Individuals:   Fidler
Jones
Lefkoff
Macks
Roshko
 



  United States of America
United States of America
United States of America
United States of America
United States of America
Item 2(d).   Title of Class of Securities:                         Common Stock
Item 2(e).   CUSIP Number: 00211Y 10 0
Item 3.   Not applicable.

Page 10 of 13 Pages


 

Item 4.   Ownership
The following information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009:
                                                         
    Shares   Sole   Shared   Sole   Shared        
    Held   Voting   Voting   Dispositive   Dispositive   Beneficial   Percentage
Fund Entities   Directly   Power   Power   Power   Power   Ownership   of Class (1)
Boulder IV Annex
    752,762 (2)     0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
                                                       
BV IV LP
    49,904 (2)     0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
                                                       
BV IV LLC (3)
    0       0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
                                                       
Fidler (3)
    0       0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
                                                       
Jones (3)
    0       0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
                                                       
Lefkoff (3)
    0       0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
                                                       
Lawrence (3)
    0       0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
                                                       
Roshko (3)
    0       0       803,666 (2)     0       803,666 (2)     803,666 (2)     10.6 %
 
(1)    This percentage is calculated based upon 7,556,786 shares of the Issuer’s common stock outstanding as of February 4, 2009.
 
(2)   Includes 725,111 shares of Common Stock and currently exercisable warrants to purchase 28,651 shares of Common Stock held by BV IV Annex and 48,007 shares of Common Stock and currently exercisable warrants to purchase 1,897 shares of Common Stock held by BV IV LP. BV IV LLC serves as the general partner of BV IV Annex and BV IV LP, and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Macks and Roshko are Managing Members of BV IV LLC and share voting and dispositive power over the shares held by BV IV Annex and BV IV LP. The information with respect to the ownership of the Common Stock of the Issuer by the persons filing this statement on Schedule 13G is provided as of January 27, 2009.
 
(3)   BV IV LLC serves as the general partner of BV IV Annex and BV IV LP and owns no securities of the Issuer directly. Fidler, Jones, Lefkoff, Lawrence and Roshko serve as Managing Members of BV IV LLC. Each of Fidler, Jones, Lefkoff, Lawrence and Roshko owns no securities of the Issuer directly.
Item 5.   Ownership of 5 Percent or Less of a Class
   
  If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than 5 percent of the class of securities, check the following o.
Item 6.   Ownership of More than 5 Percent on Behalf of Another Person
  Not applicable.
Item 7.   Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person.
  Not applicable.
Item 8.   Identification and Classification of Members of the Group
  Not applicable.
Item 9.   Notice of Dissolution of a Group
  Not applicable.
Item 10.   Certification
  By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Page 11 of 13 Pages


 

SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
Dated: February 05, 2009
         
BOULDER VENTURES IV (ANNEX), L.P.    
 
       
By:
  BV Partners IV, L.L.C.    
Its:
  General Partner    
 
       
By:
       /s/ Kyle Lefkoff
 
     Kyle Lefkoff, Managing Member
   
 
       
BOULDER VENTURES IV, L.P.    
 
       
By:
  BV Partners IV, LLC    
Its:
  General Partner    
 
       
By:
       /s/ Kyle Lefkoff
 
     Kyle Lefkoff, Managing Member
   
 
       
BV PARTNERS IV, LLC    
 
       
By:
       /s/ Kyle Lefkoff
 
     Kyle Lefkoff, Managing Member
   
 
       
/s/ Josh E. Fidler    
     
Josh E. Fidler    
 
       
/s/
Andrew E. Jones    
     
Andrew E. Jones    
 
       
/s/
Kyle Lefkoff    
     
Kyle Lefkoff    
 
       
/s/
Lawrence M. Macks    
     
Lawrence M. Macks    
 
       
/s/
Peter Roshko    
     
Peter Roshko    
Exhibit(s):
A — Joint Filing Statement

Page 12 of 13 Pages


 

EXHIBIT A
JOINT FILING STATEMENT
We, the undersigned, hereby express our agreement that the attached Schedule 13G (or any amendments thereto) relating to the Common Stock of ARCA biopharma, Inc. is filed on behalf of each of us.
Dated: February 05, 2009
         
BOULDER VENTURES IV (ANNEX), L.P.    
 
       
By:
  BV Partners IV, L.L.C.    
Its:
  General Partner    
 
       
By:
       /s/ Kyle Lefkoff    
 
       
 
       Kyle Lefkoff, Managing Member    
 
       
BOULDER VENTURES IV, L.P.    
 
       
By:
  BV Partners IV, LLC    
Its:
  General Partner    
 
       
By:
       /s/ Kyle Lefkoff    
 
       
 
       Kyle Lefkoff, Managing Member    
 
       
BV PARTNERS IV, LLC    
 
       
By:
       /s/ Kyle Lefkoff    
 
       
 
       Kyle Lefkoff, Managing Member    
 
       
/s/
Josh E. Fidler    
     
Josh E. Fidler    
 
       
/s/
Andrew E. Jones    
     
Andrew E. Jones    
 
       
/s/
Kyle Lefkoff    
     
Kyle Lefkoff    
 
       
/s/
Lawrence M. Macks    
     
Lawrence M. Macks    
 
       
/s/
Peter Roshko    
     
Peter Roshko    

Page 13 of 13 Pages

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