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 July 2007

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 Jume 2007

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 June 2007.

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
				shares held as of				shares held as of
Title		Name		May 31, 2007				June 30, 2007				Changes
Chairman		Morris Chang			116,057,019				116,637,208				580,189
Director & Supervisor		National Development Fund, Exeutive Yuan			1,629,084,227				1,637,228,303				8,144,076
Vice Chairman		F. C. Tseng			37,644,647				37,632,589				-12,058
Director		Stan Shih			1,458,244				1,465,534				7,290
Director, President & CEO		Rick Tsai			27,253,033				31,589,025				4,335,992
Senior Vice President		Kenneth Kin			4,040,712				6,100,912				2,060,200
Senior Vice President		Stephen T. Tso			12,549,960				14,542,599				1,992,639
Senior Vice President		C. C. Wei			6,332,457				8,314,114				1,981,657
Senior Vice President		Mark Liu			10,528,953				12,591,439				2,062,486
Vice President		M. C. Tzeng			6,121,082				7,156,682				1,035,600
Vice President & General Counsel		Richard Thurston			2,503,369				3,770,833				1,267,464
Vice President & CFO		Lora Ho			4,449,431				5,771,674				1,322,243
Vice President		P. H. Chang			2,612,397				3,775,456				1,163,059
Vice President		Wei Jen Lo			960,576				2,215,378				1,254,802
Vice President		Jason Chen			865,991				1,996,270				1,130,279
Vice President		Fu-Chieh Hsu			175,000				1,500,874				1,325,874
Vice President		Yuan-Chen Sun			4,488,385				5,595,698				1,107,313
Senior Director		L.C. Tu			8,168,400				8,842,786				674,386
Senior Director		Jan Kees van Vliet			1,033,562				1,623,356				589,794

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.

Accumulated number of common

Title

Name

Date of clear plage

shares pledged as of June 30, 2007

Vice President

M. C. Tzeng

22/06/2007

0

3)

The acquisition of assets:

Description of assets		Purchase price
Machinery Equipment		NT$3,150,801,558

4)

The disposition of assets :

Description of assets		Sell price
Bond Funds		NT$11,916,296,201

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.