TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD
 

1934 Act Registration No. 1-14700

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 OF
THE SECURITIES EXCHANGE ACT OF 1934

For the month of June 2005

Taiwan Semiconductor Manufacturing Company Ltd.

(Translation of Registrant’s Name Into English)

No. 8, Li-Hsin Rd. 6,
Hsinchu Science Park,
Taiwan

(Address of Principal Executive Offices)

     (Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)

     
Form 20-F þ
  Form 40-F o

     (Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.)

     
Yes o
  No þ

(If “Yes” is marked, indicated below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82: ______.)

 

 

Taiwan Semiconductor Manufacturing Company Limited

For the month of May 2005

This is to report 1) the changes in the shareholdings of our directors, supervisors, executive officers and shareholders who own more than 10% of total outstanding common shares of Taiwan Semiconductor Manufacturing Company Ltd. (The Company; “TSMC”) (NYSE: TSM); 2) the pledge and clear of pledge of TSMC common shares by our directors, supervisors, executive officers and shareholders who own more than 10% of total outstanding common shares of TSMC; 3) the acquisition of assets by TSMC and 4) the disposition of assets by TSMC for the month of May 2005.

1) The changes in the shareholdings of our directors, supervisors, executive officers and shareholders who own more than 10% of total outstanding common shares:

                             
        Number of     Number of        
Title   Name   shares held as of     shares held as of     Changes  
        April 30, 2005     May 31, 2005        
Director, President & COO
   Rick Tsai     24,137,273       23,980,273       -157,000  
Senior Vice President
   S.Y. Chiang     13,148,391       11,688,391       -1,460,000  
Senior Vice President
   Kenneth Kin     2,621,256       2,411,256       -210,000  
Senior Vice President
   Stephen T. Tso     12,003,489       11,843,489       -160,000  
Vice President
   C. C. Wei     4,695,702       4,606,702       -89,000  
Vice President
   Mark Liu     9,057,631       8,937,631       -120,000  
Vice President
   Genda Hu     2,022,879       1,910,879       -112,000  
Vice President
   J. B. Chen     6,391,916       6,251,916       -140,000  
Vice President
   Ping Yang     4,874,686       4,709,686       -165,000  
Vice President & General Counsel
   Richard Thurston     1,442,094       1,432,094       -10,000  
Vice President & CFO
   Lora Ho     2,850,487       2,750,487       -100,000  
Vice President
   Wei-Jen Lo     290,000       260,000       -30,000  
Senior Director
   L.C. Tu     7,371,026       7,369,026       -2,000  
Senior Director
   Jan Kees van Vliet     698,015       688,015       -10,000  

2) The pledge and clear of pledge of TSMC common shares by our directors, supervisors, executive officers and shareholders who own more than 10% of total outstanding common shares: None.

3) The acquisition of assets:

         
Description of assets   Purchase price  
RESIDENTIAL FUNDING MTG SEC I
   US$ 9,696,986  
AESOP FUNDING II LLC-Assets Backed Securities
   US$ 11,625,868  
MBNA MASTER CREDIT CARD TRUST-ABS
   US$ 13,126,211  
EUROPEAN INVESTMENT BANK-Corporate Notes
   US$ 12,244,760  

4) The disposition of assets: None.

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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, thereunto duly authorized.

         
  Taiwan Semiconductor Manufacturing Company Ltd.
 		  
Date: June 29, 2005  By    /s/ Lora Ho    
    Lora Ho   
    Vice President & Chief Financial Officer