Form 6-K
Table of Contents








Commission File Number: 333-10486

For the Month of September 2006

Trend Micro Incorporated

(Translation of registrant’s name into English)


Shinjuku MAYNDS Tower, 1-1, Yoyogi 2-chome,

Shibuya-ku, Tokyo 151-0053, Japan

(Address of principal executive offices)


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

Form 20-F      X            Form 40-F            

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):    

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):    

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

Yes               No     X    

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


Table of Contents

Information furnished on this form:

Table of Contents

1. Press release dated September 20, 2006, relating to the announcement of results of share buyback.

Table of Contents


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.





September 20, 2006


/s/    MAHENDRA NEGI        



Mahendra Negi

Representative Director, Chief Operating Officer,

Chief Financial Officer and Executive Vice President

Table of Contents

Trend Micro Announces Results of Share Buyback

Tokyo, Japan – September 20, 2006 - Trend Micro (TSE: 4704; Nasdaq: TMIC), a leader in network antivirus and Internet content security software and services, today announced the results of its share buyback program pursuant to Article 165(2) of the Corporation Law of Japan. The share buyback program was approved pursuant to a resolution adopted at a meeting of the Board of Directors held on August 21, 2006.


1. Purchase period
   From August 22, 2006 to September 20, 2006 (based on trade date)


2. Number of shares purchased


3. Aggregate cost of shares purchased
   6,809,730,000 yen


4. Purchase method
   Transactions through the Tokyo Stock Exchange

Note: At the meeting of the Board of Directors held on August 21, 2006, the Board adopted a resolution approving the share buyback program as follows:


(1) Class of Capital Stock to be Purchased:    Shares of Common Stock   
(2) Number of Shares to be Purchased:    Up to 2 million shares   
(3) Total Purchase Price:    Up to 7 billion yen   
(4) Schedule:    From August 22, 2006 to September 30, 2006   

Notice Regarding Forward-looking Statements

Certain statements that we make in this release are forward-looking statements. These forward-looking statements are based upon management’s current assumptions and beliefs in light of the information currently available to it, but involve known and unknown risks and uncertainties. Many important factors could cause our actual results to differ materially from those expressed in our forward-looking statements. These factors include:


    Difficulties in addressing new virus and other computer security problems


    Timing of new product introductions and lack of market acceptance for our new products


    The level of continuing demand for, and timing of sales of, our existing products


    Rapid technological change within the antivirus software industry


    Changes in customer needs for antivirus software


    Existing products and new product introductions by our competitors and the pricing of those products


    Declining prices for products and services


    The effect of future acquisitions on our financial condition and results of operations


    The effect of adverse economic trends on our principal markets


    The effect of foreign exchange fluctuations on our results of operations


    An increase in the incidence of product returns


    The potential lack of attractive investment targets and


    Difficulties in successfully executing our investment strategy

We assume no obligation to update any forward-looking statements. For more details regarding risk factors relating to our future performance, please refer to our filings with the U.S. Securities and Exchange Commission.

Table of Contents

About Trend Micro

Trend Micro Incorporated is a leader in network antivirus and Internet content security software and services. The Tokyo-based corporation has business units worldwide. Trend Micro products are sold through corporate and value-added resellers and managed service providers. For additional information, visit

For Additional Information

Mr. Mahendra Negi

Chief Operating Officer / Chief Financial Officer / IR Officer

Phone: +81-3-5334-4899

Fax: +81-3-5334-4874