-----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, HvKISiEsJ0U2d9TIVEnJgKXT/MlmeTQgnVKmtyQ3zVz2scGubDNfMaqgTNJIFA5I pAVIyWYm7AdfDiTFs8WRsQ== 0000950134-08-002380.txt : 20080213 0000950134-08-002380.hdr.sgml : 20080213 20080212211221 ACCESSION NUMBER: 0000950134-08-002380 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20080213 DATE AS OF CHANGE: 20080212 GROUP MEMBERS: BARBARA N LUBASH GROUP MEMBERS: BRADLEY J BOLZON GROUP MEMBERS: BRIAN G ATWOOD GROUP MEMBERS: CAMILLE D SAMUELS GROUP MEMBERS: CHARLES M WARDEN GROUP MEMBERS: DONALD B MILDER GROUP MEMBERS: REBECCA B ROBERTSON GROUP MEMBERS: ROSS A JAFFE GROUP MEMBERS: SAMUEL D COLELLA GROUP MEMBERS: VERSANT AFFILIATES FUND II-A LP GROUP MEMBERS: VERSANT SIDE FUND II LP GROUP MEMBERS: VERSANT VENTURE CAPITAL II LP GROUP MEMBERS: WILLIAM J LINK SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: HELICOS BIOSCIENCES CORP CENTRAL INDEX KEY: 0001274563 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 050587367 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-83580 FILM NUMBER: 08600588 BUSINESS ADDRESS: STREET 1: ONE KENDALL SQUARE STREET 2: BUILDING 700 CITY: CAMBRIDGE STATE: MA ZIP: 02139 BUSINESS PHONE: 617-649-0540 MAIL ADDRESS: STREET 1: ONE KENDALL SQUARE STREET 2: BUILDING 700 CITY: CAMBRIDGE STATE: MA ZIP: 02139 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: Versant Ventures II LLC CENTRAL INDEX KEY: 0001354727 IRS NUMBER: 943410098 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 3000 SAND HILL RD., #4-210 CITY: MENLO PARK STATE: CA ZIP: 94025 BUSINESS PHONE: 650-233-7877 MAIL ADDRESS: STREET 1: 3000 SAND HILL RD., #4-210 CITY: MENLO PARK STATE: CA ZIP: 94025 SC 13G 1 f37987hbsc13g.htm SCHEDULE 13G sc13g
 

     
 
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No.)*
HELICOS BIOSCIENCES CORPORATION
 
(Name of Issuer)
Common Stock
 
(Title of Class of Securities)
42326R109
 
(CUSIP Number)
December 31, 2007
 
(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)
 
  o   Rule 13d-1(c)
 
  þ   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.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
VERSANT VENTURES II, LLC

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  DELAWARE
       
  5   SOLE VOTING POWER:
     
NUMBER OF   2,135,272 shares
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   0
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   2,135,272 shares
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  OO

2(a)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
VERSANT VENTURE CAPITAL II, L.P.

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  DELAWARE
       
  5   SOLE VOTING POWER:
     
NUMBER OF   2,080,306 shares
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   0
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   2,080,306 shares
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,080,306 shares
     
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):
   
  9.9%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  PN

2(b)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
VERSANT AFFILIATES FUND II-A, LP

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  DELAWARE
       
  5   SOLE VOTING POWER:
     
NUMBER OF   37,368 shares
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   0
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   37,368 shares
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  37,368 shares
     
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):
   
  0.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  PN

2(c)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
VERSANT SIDE FUND II, L.P.

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  DELAWARE
       
  5   SOLE VOTING POWER:
     
NUMBER OF   17,598 shares
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   0
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   17,598 shares
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    0
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  17,598 shares
     
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):
   
  0.1%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  PN

2(d)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
BRIAN G. ATWOOD

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   11,111 shares
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   11,111 shares
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,146,383 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(e)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
BRADLEY J. BOLZON

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  CANADA
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(f)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
SAMUEL D. COLELLA

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(g)


 

                     
CUSIP No.
 
42326R109 
 

 

           
1   NAMES OF REPORTING PERSONS:
ROSS A. JAFFE

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(h)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
WILLIAM J. LINK

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(i)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
BARBARA N. LUBASH

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(j)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
DONALD B. MILDER

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(k)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
REBECCA B. ROBERTSON

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(l)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
CAMILLE D. SAMUELS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(m)


 

                     
CUSIP No.
 
42326R109  
 

 

           
1   NAMES OF REPORTING PERSONS:
CHARLES M. WARDEN

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY):
     
     
2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS):

  (a)   o
  (b)   o
     
3   SEC USE ONLY:
   
   
     
4   CITIZENSHIP OR PLACE OF ORGANIZATION:
   
  UNITED STATES
       
  5   SOLE VOTING POWER:
     
NUMBER OF   0
       
SHARES 6   SHARED VOTING POWER:
BENEFICIALLY    
OWNED BY   2,135,272 shares
       
EACH 7   SOLE DISPOSITIVE POWER:
REPORTING    
PERSON   0
       
WITH: 8   SHARED DISPOSITIVE POWER:
     
    2,135,272 shares
     
9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON:
   
  2,135,272 shares
     
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):
   
  10.2%
     
12   TYPE OF REPORTING PERSON (SEE INSTRUCTIONS):
   
  IN

2(n)


 

Item 1.
  (a)   Name of Issuer
HELICOS BIOSCIENCES CORPORATION
 
 
  (b)   Address of Issuer’s Principal Executive Offices
ONE KENDALL SQUARE, BLDG. 700, CAMBRIDGE, MA 02139
 
Item 2.
(a)   Name of Person Filing
     
Versant Ventures II, LLC
  (VVII-LLC)
Versant Venture Capital II, L.P.
  (VVC-II)
Versant Side Fund II, L.P.
  (VSF-II)
Versant Affiliates Fund II-A, L.P.
  (VAF-IIA)
Brian G. Atwood
  (BGA)
Bradley J. Bolzon
  (BJB)
Samuel D. Colella
  (SDC)
Ross A. Jaffe
  (RAJ)
William J. Link
  (WJL)
Barbara N. Lubash
  (BNL)
Donald B. Milder
  (DBM)
Rebecca B. Robertson
  (RBR)
Camille D. Samuels
  (CDS)
Charles M. Warden
  (CMW)
      VVII-LLC is the General Partner of VVC-II, VSF-II & VAF-IIA. BGA, BJB, SDC, RAJ, WJL, BNL, DBM, RBR, CDS & CMW are Managing Directors of VVII-LLC
 
 
  (b)   Address of Principal Business Office or, if none, Residence
Versant Ventures, 3000 Sand Hill Road, #4-210, Menlo Park, CA 94025
 
 
  (c)   Citizenship
VVII-LLC, VVC-II, VSF-II & VAF-IIA = Delaware
BGA, SDC, RAJ, WJL, BNL, DBM, RBR, CDS and CMW = United States; BJB = Canada
 
 
  (d)   Title of Class of Securities
Common Stock
 
 
  (e)   CUSIP Number
42326R109
 
Item 3. If this statement is filed pursuant to §§240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
         
(a)
  o   Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).
 
       
(b)
  o   Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).
 
       
(c)
  o   Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).
 
       
(d)
  o   Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C 80a-8).

 


 

         
(e)
  o   An investment adviser in accordance with §240.13d-1(b)(1)(ii)(E);
 
       
(f)
  o   An employee benefit plan or endowment fund in accordance with §240.13d-1(b)(1)(ii)(F);
 
       
(g)
  o   A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
 
       
(h)
  o   A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
 
       
(i)
  o   A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
 
       
(j)
  o   Group, in accordance with §240.13d-1(b)(1)(ii)(J).
Not Applicable.

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Item 4. Ownership
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
     See Rows 5 through 11 of cover pages
Item 5. Ownership of Five 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 five percent of the class of securities, check the following     o
Item 6. Ownership of More than Five Percent on Behalf of Another Person
Under certain circumstances set forth in the Limited Partnership Agreements of VVC-II, VSF-II & VAF-IIA, the General Partner and Limited Partners of each such Fund have the right to receive dividends from, or proceeds from the sale of, the Common Stock of Issuer owned by each such Fund.
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 Group
Not Applicable.
Item 10. Certification
Not Applicable.
EXHIBITS
A. Joint Filing Statement

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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 11, 2008
VERSANT VENTURE CAPITAL II, L.P.
By its General Partner, Versant Ventures II, LLC
VERSANT SIDE FUND II, L.P.
By its General Partner, Versant Ventures II, LLC
VERSANT AFFILIATES FUND II-A, L.P.
By its General Partner, Versant Ventures II, LLC
         
     
  /s/ Brian G. Atwood    
  Brian G. Atwood, Managing Director   
     
 

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EXHIBIT A
JOINT FILING STATEMENT
     Pursuant to Rule 13d-1(f)(1), we, the undersigned, hereby express our agreement that the attached Schedule 13G is filed on behalf of each of us.
Date: February 11, 2008
VERSANT VENTURE CAPITAL II, L.P.
     By its General Partner, Versant Ventures II, LLC
VERSANT SIDE FUND II, L.P.
     By its General Partner, Versant Ventures II, LLC
VERSANT AFFILIATES FUND II-A, L.P.
     By its General Partner, Versant Ventures II, LLC
/s/ Brian G. Atwood

Brian G. Atwood, Managing Director
Brian G. Atwood
Bradley J. Bolzon
Samuel D. Colella
Ross A. Jaffe
William J. Link
Barbara N. Lubash
Donald B. Milder
Rebecca B. Robertson
Camille D. Samuels
Charles M. Warden
/s/ Robin L. Praeger

Robin L. Praeger, Authorized Signer

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