SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934
(Amendment No.1)*

Ciphergen Biosystems, Inc.
(Name of Issuer)

Common Stock, $0.001 Par Value
(Title of Class of Securities)

17252Y 10 4
(CUSIP Number)

  Leo C. Farrenkopf, Jr.
Quest Diagnostics Incorporated
1290 Wall Street West
Lyndhurst, NJ 07071
(201) 729-8330

(Name, Address and Telephone Number of Person Authorized to
Receive Notices and Communications)

January 13, 2006
(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of Section 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box £.

NOTE: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Section 240.13d-7 for other parties to whom copies are to be sent.

* 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 disclosures provided in a prior cover page.

The information required on 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. – 17252Y 10 4      
           
  1 Names of Reporting Persons.      
    I.R.S. Identification Nos. of above persons (entities only).     
           
    Quest Diagnostics Incorporated - (FEIN No. 16-1387862)     
           
  2 Check the Appropriate Box if a Member of a Group (See Instructions)     
    (a) £
(b) S
     
             
  3   SEC Use Only      
             
  4   Source of Funds (See Instructions)
WC
     
             
  5   Check if Disclosure of Legal Proceedings is Required     
      Pursuant to Items 2(d) or 2(e) £    
             
  6   Citizenship or Place of Organization
Delaware, USA
     
             
    Number of
Shares
Beneficially
Owned by Each
Reporting Person with
  Sole Voting Power    
    7) 8,425,000 (consists of 6,225,000 shares owned at time of this filing; and 2,200,000 shares purchasable under a Warrant)   
         
      Shared Voting Power    
    8) 0    
         
      Sole Dispositive Power    
    9) 8,425,000 (see 7 above)    
             
        Shared Dispositive Power    
      10) 0    
           
  11) Aggregate Amount Beneficially Owned by Each Reporting Person 8,425,000 shares (including the right to purchase 2,200,000 shares for $3.50 per share under a Warrant that expires on July 22, 2010).

 

   
           
  12) Check if the Aggregate Amount in Row (11) Excludes
Certain Shares (See Instructions)
£  
           
  13) Percent of Class Represented by Amount in Row (11)      
           
    22.1%1 (see 7 and 11 above), based on 35,998,881 shares of Issuer issued and outstanding at November 30, 2005 together with 2,200,000 shares immediately purchasable under a Warrant held by the Reporting Person.    
           
  14) Type of Reporting Person (See Instructions)
           CO
 
   

 

_________________________

1 The Company and Ciphergen entered into an agreement dated as of January 13, 2006 clarifying that the total number of shares of Common Stock purchased under the Stock Purchase Agreement and issuable upon exercise of the Warrant will at no time exceed 19.9% of the total number of outstanding shares of Common Stock (provided that the Company may, prior to or concurrently with the exercise of the Warrant, sell such number of shares of Common Stock that, after the exercise of the Warrant and such sale of shares of Common Stock, the Company would not own more than 19.9% of the Common Stock).

 

 



 

 

SCHEDULE 13D - AMENDMENT NO. 1

 

The undersigned hereby amend their Schedule 13D dated August 1, 2005 (the "Statement"), relating to the common stock, par value $.001 per share ("Share") of Ciphergen, Inc., a Delaware corporation ("Ciphergen"), as set forth below. Notwithstanding such amendment, each prior text of the Statement speaks as of the respective date thereof.

 

Schedule I to this Schedule 13D is amended and restated in its entirety as set forth in Schedule I hereto.

 

Item 5 is hereby amended by adding the following to the end of paragraph (a) of Item 5:

 

The Company and Ciphergen entered into an agreement dated as of January 13, 2006 clarifying that the total number of shares of Common Stock purchased under the Stock Purchase Agreement and issuable upon exercise of the Warrant will at no time exceed 19.9% of the total number of outstanding shares of Common Stock (provided that the Company may, prior to or concurrently with the exercise of the Warrant, sell such number of shares of Common Stock that, after the exercise of the Warrant and such sale of shares of Common Stock, the Company would not own more than 19.9% of the Common Stock).

 

Item 7 is hereby amended by adding the following to the end of the disclosure under Item 7:

 

Exhibit 4: Agreement dated January 13, 2006 between Ciphergen Biosystems, Inc. and Quest Diagnostics Incorporated

 

 

Signature

 

After reasonable inquiry and to the best of my knowledge and belief, I hereby certify that the information set forth in this Statement is true, complete and correct.

 

Date: January 19, 2006

 

  QUEST DIAGNOSTICS INCORPORATED  
       
  By: /s/ Leo C. Farrenkopf, Jr.  
    Leo C. Farrenkopf, Jr.
Title: Vice President and Assistant Secretary
 

 

 

 



 

 

 

 

SCHEDULE I

 

 

Executive Officers of Quest Diagnostics Incorporated (incorporated in the State of Delaware):

 

 

Names Business Address  Principal
Occupation or Employment
     
Surya N. Mohapatra, Ph.D 1290 Wall Street West
Lyndhurst, NJ 07071
Chairman, President and Chief
Executive Officer
     
Robert A. Hagemann Senior Vice President and Chief
Financial Officer
     
W. Thomas Grant II Senior Vice President, Insurance
and Employer Services
     
Michael E. Prevoznik Senior Vice President and
General Counsel
     
Robert E. Peters Vice President, Sales and
Marketing
     
David M. Zewe Senior Vice President,
Diagnostic Testing Operations
     
Citizenship: All are U.S. citizens.    
     

 

 

 

 

Directors of Quest Diagnostics Incorporated (incorporated in the State of Delaware):

Names Business Address  Principal
Occupation or Employment
     
John C. Baldwin

CBR Institute for

Biomedical Research

200 Longwood Avenue
WAB Room 132
Boston, MA 02115

President and CEO
CBR Institute for
Biomedical Research
     
Jenne K. Britell Structured Ventures, Inc.
166 Calle Ventoso West
Santa Fe, NM 87506
Chairman and CEO
Structured Ventures, Inc.
     
William F. Buehler c/o Quest Diagnostics
Incorporated
1290 Wall Street West
Lyndhurst, NJ 07071
Retired
     
James F. Flaherty III

Health Care Property

Investors, Inc.

3760 Kilroy Airport Way

Suite 300
Long Beach, CA 90806

Chairman, President
and CEO
Health Care Property
Investors, Inc.
     
William R. Grant

Galen Associates

610 Fifth Avenue
New York, NY 10020

Chairman
Galen Associates
     
Rosanne Haggerty Common Ground Community
H.D.F.C. Inc.
14 East 28th Street
New York, NY 10016

President
Common Ground Community
H.D.F.C. Inc.

 

 

 



 

 

Surya N. Mohapatra

Quest Diagnostics

Incorporated

1290 Wall Street West

Lyndhurst, NJ 07071

Chairman, President and
Chief Executive Officer
Quest Diagnostics
Incorporated

     
Gary M. Pfeiffer

Dupont Finance

1007 Market Street–D8000

Wilmington, DE 19898

Senior Vice President
and CFO
Dupont Finance

     
Daniel C. Stanzione

Bell Laboratories

3008 Southview Drive
Stuart, FL 34996

President Emeritus
Bell Laboratories

     
Gail R. Wilensky Project HOPE
Suite 600
7500 Old Georgetown Road
Bethesda, MD 20814-6133

Senior Fellow

Project HOPE

     
John B. Ziegler

Worldwide Consumer

Healthcare

GlaxoSmithKline

One Franklin Plaza
Philadelphia, PA 19102

President
Worldwide Consumer
Healthcare
GlaxoSmithKline

     
Citizenship: All are U.S. citizens.