-----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, T6nJUyE+tdLzVsbtSzrgsEf2dde4ZGDS26pgAuChKZ5lmO6uyeYYxr0aYb+XOQue X/f9lZQ1tAiIryESzumH3g== 0001214659-08-001950.txt : 20080825 0001214659-08-001950.hdr.sgml : 20080825 20080825163047 ACCESSION NUMBER: 0001214659-08-001950 CONFORMED SUBMISSION TYPE: SC 13G PUBLIC DOCUMENT COUNT: 2 FILED AS OF DATE: 20080825 DATE AS OF CHANGE: 20080825 GROUP MEMBERS: KEVIN C. TANG GROUP MEMBERS: TANG CAPITAL MANAGEMENT, LLC SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: KERYX BIOPHARMACEUTICALS INC CENTRAL INDEX KEY: 0001114220 STANDARD INDUSTRIAL CLASSIFICATION: PHARMACEUTICAL PREPARATIONS [2834] IRS NUMBER: 134087132 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G SEC ACT: 1934 Act SEC FILE NUMBER: 005-78786 FILM NUMBER: 081036984 BUSINESS ADDRESS: STREET 1: 750 LEXINGTON AVENUE STREET 2: . CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 212-531-5965 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: TANG CAPITAL PARTNERS LP CENTRAL INDEX KEY: 0001191935 IRS NUMBER: 680517277 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G BUSINESS ADDRESS: STREET 1: 4401 EASTGATGE MALL CITY: SAN DIEGO STATE: CA ZIP: 92121 BUSINESS PHONE: 8582003830 MAIL ADDRESS: STREET 1: 4401 EASTGATE MALL CITY: SAN DIEGO STATE: CA ZIP: 92121 SC 13G 1 c82280sc13g.htm c82280sc13g.htm
SECURITIES AND EXCHANGE COMMISSION
Washington, DC  20549
 
SCHEDULE 13G
(Rule 13d-102)
 
INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND
(d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13D-2
(Amendment No.          )*
 
Keryx Biopharmaceuticals, Inc.
(Name of Issuer)
 
Common Stock, par value $0.001 per share
(Title of Class of Securities)
 
 
 
492515101
(CUSIP Number)
 
 
 
August 15, 2008
(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)
 
ý           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).
 
Page 1 of 8 Pages
 
CUSIP No.  492515101
 
13G
Page 2 of 8 Pages
1
 NAMES OF REPORTING PERSONS
 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
 TANG CAPITAL PARTNERS, LP
 
  
2
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(A) o
(B) x
 
  
3
 SEC USE ONLY
 
 
  
4
 CITIZENSHIP OR PLACE OF ORGANIZATION
 
 DELAWARE
 
  
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY  
EACH REPORTING
PERSON WITH
5
 SOLE VOTING POWER
 0
 
  
6
 SHARED VOTING POWER
 2,261,996
 
  
7
 SOLE DISPOSITIVE POWER
 0
 
  
 
8
 SHARED DISPOSITIVE POWER
 2,261,996
 
  
9
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 2,261,996
 
  
10
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
 
 o
 
  
11
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 
 5.0%
 
  
12
 TYPE OF REPORTING PERSON
 
 PN
 
  

Page 2 of 8 Pages
 
CUSIP No.  492515101
 
13G
Page 3 of 8 Pages
1
 NAMES OF REPORTING PERSONS
 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
 TANG CAPITAL MANAGEMENT, LLC
 
  
2
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(A) o
(B) x
 
  
3
 SEC USE ONLY
 
 
  
4
 CITIZENSHIP OR PLACE OF ORGANIZATION
 
 DELAWARE
 
  
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY
EACH REPORTING
PERSON WITH
5
 SOLE VOTING POWER
 0
 
  
6
 SHARED VOTING POWER
 2,261,996
 
  
7
 SOLE DISPOSITIVE POWER
 0
 
  
 
8
 SHARED DISPOSITIVE POWER
 2,261,996
 
  
9
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 2,261,996
 
  
10
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
 
 o
 
  
11
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 
 5.0%
 
  
12
 TYPE OF REPORTING PERSON
 
 OO
 
  

Page 3 of 8 Pages
 
CUSIP No.  492515101
 
13G
Page 4 of 8 Pages
1
 NAMES OF REPORTING PERSONS
 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)
 
 KEVIN C. TANG
 
  
2
 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
(A) o
(B) x
 
  
3
 SEC USE ONLY
 
 
  
4
 CITIZENSHIP OR PLACE OF ORGANIZATION
 
 UNITED STATES
 
  
NUMBER OF
SHARES
BENEFICIALLY
OWNED BY 
EACH REPORTING
PERSON WITH
5
 SOLE VOTING POWER
 0
 
  
6
 SHARED VOTING POWER
 2,261,996
 
  
7
 SOLE DISPOSITIVE POWER
 0
 
  
 
8
 SHARED DISPOSITIVE POWER
 2,261,996
 
  
9
 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
 
 2,261,996
 
  
10
 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
 
 o
 
  
11
 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
 
 5.0%
 
  
12
 TYPE OF REPORTING PERSON
 
 IN
 
  
 
Page 4 of 8 Pages
 
Item 1(a).   Name of Issuer:
     
    Keryx Biopharmaceuticals, Inc., a Delaware corporation (the “Issuer”)
     
 Item 1(b).    Address of Issuer’s Principal Executive Offices:
     
    750 Lexington Avenue, New York, NY 10022
     
 Item 2(a).     Name of Person Filing:
     
    This Statement on Schedule 13G (this “Statement”) is filed by Tang Capital Partners, LP (“Tang Capital Partners”); Tang Capital Management, LLC, the general partner of Tang Capital Partners (“Tang Capital Management”); and Kevin C. Tang, the manager of Tang Capital Management.
     
Item 2(b).     Address of Principal Business Office or, if none, Residence:
     
    4401 Eastgate Mall, San Diego, CA 92121
     
Item 2(c).   Citizenship:
     
    Tang Capital Partners is a Delaware limited partnership. Tang Capital Management is a Delaware limited liability company. Mr. Tang is a United States citizen.
     
Item 2(d).    Title of Class of Securities:
     
    Common Stock, par value $0.001 per share (the “Common Stock”)
     
Item 2(e).   CUSIP Number:  492515101
     
Item 3.   Not applicable.
     
Item 4.  Ownership.
     
 
(a)
 Amount Beneficially Owned:
     
   
Tang Capital Partners.  Tang Capital Partners is the record and beneficial owner of 2,261,996 shares of Common Stock. Tang Capital Partners shares voting and dispositive power over such shares with Tang Capital Management and Kevin C. Tang.
     
    Tang Capital Management. Tang Capital Management, as the general partner of Tang Capital Partners, may be deemed to beneficially own the 2,261,996 shares held of record by Tang Capital Partners. Tang Capital Management shares voting and dispositive power over such shares with Tang Capital Partners and Kevin C. Tang.
     
    Kevin C. Tang.  Kevin C. Tang, as manager of Tang Capital Management, may be deemed to beneficially own the 2,261,996 shares held of record by Tang Capital Partners.  Mr. Tang shares voting and dispositive power over such shares with Tang Capital Partners and Tang Capital Management.
     
    Mr. Tang disclaims beneficial ownership of all shares reported herein except to the extent of his pecuniary interest therein.
 
 
Page 5 of 8 Pages
 
(b)
 Percent of Class:    
       
  Tang Capital Partners
5.0%
  
  Tang Capital Management 5.0%  
  Kevin C. Tang
5.0%
 
         
(c)
 Number of shares as to which such person has:    
         
  (i) sole power to vote or to direct the vote:    
         
   
Tang Capital Partners
0 shares
  
   
Tang Capital Management
0 shares
  
   
Kevin C. Tang
0 shares
  
         
  (ii)  shared power to vote or to direct the vote:    
         
   
Tang Capital Partners
2,261,996 shares
  
   
Tang Capital Management
 2,261,996 shares  
   
Kevin C. Tang
 2,261,996 shares  
         
  (iii) sole power to dispose or to direct the disposition of:    
         
   
Tang Capital Partners
0 shares
  
   
Tang Capital Management
0 shares
  
   
Kevin C. Tang
0 shares
  
         
  (iv)  shared power to dispose or to direct the disposition of:    
         
   
Tang Capital Partners
2,261,996 shares
  
   
Tang Capital Management
2,261,996 shares
  
   
Kevin C. Tang
2,261,996 shares
  
         
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.
     
   
Not applicable
     
Item 7.     Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company.
     
   
Not applicable.
     
Item 8.    Identification and Classification of Members of the Group.
     
    Not applicable.
     
Item 9.   Notice of Dissolution of Group.
     
    Not applicable.
 
Page 6 of 8 Pages
 
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 7 of 8 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.
 


 

Date:
August 25, 2008
 
 
TANG CAPITAL PARTNERS, LP

By:  Tang Capital Management, LLC, its General Partner
   
   
By:
/s/ Kevin C. Tang
 
Kevin C. Tang, Manager
   
   
TANG CAPITAL MANAGEMENT, LLC
   
   
By:
/s/ Kevin C. Tang
 
Kevin C. Tang, Manager
   
   
/s/ Kevin C. Tang
Kevin C. Tang
 
 
 

 
Page 8 of 8 Pages
 EX-99.1 2 ex99_1.htm ex99_1.htm
Exhibit 99.1
JOINT FILING AGREEMENT
 
     In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, the undersigned agree to the joint filing of a Statement on Schedule 13G (including any and all amendments thereto) with respect to the Common Stock, $0.001 par value, of Keryx Biopharmaceuticals, Inc. and further agree to the filing of this agreement as an exhibit thereto.  In addition, each party to this Agreement expressly authorizes each other party to this Agreement to file on its behalf any and all amendments to such Statement on Schedule 13G.
 
Date: August 25, 2008
TANG CAPITAL PARTNERS, LP
 
  
 
By:  
Tang Capital Management, LLC  
  
 
Its:  
General Partner 
  
     
 
By:  
/s/ Kevin C. Tang
  
   
Name:  
Kevin C. Tang 
  
   
Title:  
Manager 
  
 
 
TANG CAPITAL MANAGEMENT, LLC
 
  
 
By:  
/s/ Kevin C. Tang
  
   
Name:  
Kevin C. Tang 
  
   
Title:  
Manager 
  
     
 
/s/ Kevin C. Tang
  
 
Name:  
Kevin C. Tang 
  
 
 
 
 
 
 
 

 
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