SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

 


 

FORM 8-K

 

CURRENT REPORT

 

Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934

 

Date of Report (Date of earliest event reported):  March 20, 2003

 

Chiron Corporation

(Exact name of registrant as specified in its charter)

 

Delaware

 

0-12798

 

94-2754624

(State or other
jurisdiction of
incorporation)

 

(Commission
File Number)

 

(IRS Employer
Identification No.)

 

 

 

 

 

 

4560 Horton Street, Emeryville, CA

 

 

94608

 

(Address of principal executive offices)

 

 

(Zip Code)

 

 

 

 

 

Registrant’s telephone number, including area code (510) 655-8730

 

N/A

(Former name or former address, if changed since last report)

 

 



 

Item 5.  Other Events.

 

Chiron Corporation announced on March 20, 2003, the appointment of Howard H. Pien as President and Chief Executive Officer.  Mr. Pien will also join Chiron’s Board of Directors.  Mr. Pien will succeed Seán P. Lance, who has served as Chief Executive Officer and President of Chiron since 1998.  Mr. Lance will continue as Chairman of Chiron’s Board.  With the addition of Mr. Pien to Chiron’s Board, the number of directors will be increased from twelve to thirteen.  Mr. Pien will serve as a director until the next annual meeting of stockholders in May 2003, and thereafter until his successor is duly elected and qualified, or until his earlier resignation or removal.

 

Item 7.  Financial Statements and Exhibits.

 

(c) Exhibits.

 

EXHIBIT NUMBER

 

99.1                           Press release by Chiron Corporation dated March 20, 2003, relating to Registrant’s announcement of the appointment of Howard H. Pien as President and CEO, and his appointment as a member to Chiron’s Board of Directors, referred to in Item 5 above.

 

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SIGNATURES

 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

 

 

 

 

CHIRON CORPORATION

 

 

 

 

 

 

 

 

Date:

March 20, 2003

By:

/s/ WILLIAM G. GREEN

 

 

 

 

William G. Green
Senior Vice President,
General Counsel and
Secretary

 

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