UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934

                                (Amendment No. )*



                      Silicon Motion Technology Corporation
- --------------------------------------------------------------------------------
                                (Name of Issuer)


                          Common Stock, $0.01 par value
- --------------------------------------------------------------------------------
                         (Title of Class of Securities)


                                    82706C108
- --------------------------------------------------------------------------------
                                 (CUSIP Number)


                                 August 27, 2009
- --------------------------------------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)


     Check the  appropriate  box to  designate  the rule  pursuant to which this
Schedule is filed:

          [_]  Rule 13d-1(b)

          [X]  Rule 13d-1(c)

          [_]  Rule 13d-1(d)

- ----------
     * 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 the disclosures provided in a prior cover page.

The information required in 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. 82706C108 --------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Coatue Management, L.L.C. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [_] (b) [X] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER 0 6. SHARED VOTING POWER 2,067,014 (1) 7. SOLE DISPOSITIVE POWER 0 8. SHARED DISPOSITIVE POWER 2,067,014 (1) 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,067,014 (1) 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [_] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.4% (1) 12. TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) OO - ------------- (1) The Reporting Persons may be deemed to own 2,067,014 American Depositary Shares. Each American Depositary Share represents four ordinary shares, with par value of $0.01 per share.

CUSIP No. 82706C108 --------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Coatue Offshore Master Fund, Ltd. 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [_] (b) [X] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER 0 6. SHARED VOTING POWER 2,067,014 (1) 7. SOLE DISPOSITIVE POWER 0 8. SHARED DISPOSITIVE POWER 2,067,014 (1) 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,067,014 (1) 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [_] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.4% (1) 12. TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) CO - ------------- (1) The Reporting Persons may be deemed to own 2,067,014 American Depositary Shares. Each American Depositary Share represents four ordinary shares, with par value of $0.01 per share.

CUSIP No. 82706C108 --------------------- 1. NAME OF REPORTING PERSONS I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY) Philippe Laffont 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) (a) [_] (b) [X] 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION France NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER 0 6. SHARED VOTING POWER 2,067,014 (1) 7. SOLE DISPOSITIVE POWER 0 8. SHARED DISPOSITIVE POWER 2,067,014 (1) 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 2,067,014 (1) 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) [_] 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 7.4% (1) 12. TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) IN - ------------- (1) The Reporting Persons may be deemed to own 2,067,014 American Depositary Shares. Each American Depositary Share represents four ordinary shares, with par value of $0.01 per share.

CUSIP No. 82706C108 --------------------- Item 1(a). Name of Issuer: Silicon Motion Technology Corporation -------------------------------------------------------------------- (b). Address of Issuer's Principal Executive Offices: 8F-1, No.36, Taiyuan St. Jhubei City, Hsinchu County 302 Taiwan -------------------------------------------------------------------- Item 2(a). Name of Persons Filing: Coatue Management, L.L.C. Coatue Offshore Master Fund, Ltd. Philippe Laffont -------------------------------------------------------------------- (b). Address of Principal Business Office, or if None, Residence Coatue Management, L.L.C. 126 East 56th Street New York, New York 10022 Coatue Offshore Master Fund, Ltd. c/o Morgan Stanley Fund Services (Cayman) Ltd. P.O. Box 2681, Century Yard, 4th Floor Cricket Square, Hutchins Drive George Town, Grand Cayman KY1-1111 Cayman Islands Philippe Laffont c/o Coatue Management, L.L.C. 126 East 56th Street New York, New York 10022 -------------------------------------------------------------------- (c). Citizenship Coatue Management, L.L.C. - Delaware limited liability company Coatue Offshore Master Fund, Ltd. - Cayman Islands exempted company Philippe Laffont - France -------------------------------------------------------------------- (d). Title of Class of Securities: Common Stock, $0.01 par value -------------------------------------------------------------------- (e). CUSIP Number: 82706C108 -------------------------------------------------------------------- Item 3. If This Statement is filed pursuant to ss.240.13d-1(b) or 240.13d-2(b), or (c), check whether the person filing is a: (a) [_] Broker or dealer registered under Section 15 of the Exchange Act (15 U.S.C. 78c). (b) [_] Bank as defined in Section 3(a)(6) of the Exchange Act (15 U.S.C. 78c). (c) [_] Insurance company as defined in Section 3(a)(19) of the Exchange Act (15 U.S.C. 78c). (d) [_] Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8). (e) [_] An investment adviser in accordance with s.240.13d-1(b)(1)(ii)(E); (f) [_] An employee benefit plan or endowment fund in accordance with s.240.13d-1(b)(1)(ii)(F); (g) [_] A parent holding company or control person in accordance with Rule 13d-1(b)(1)(ii)(G); (h) [_] A savings association as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C.1813); (i) [_] A church plan that is excluded from the definition of an investment company under Section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3); (j) [_] Group, in accordance with s.240.13d-1(b)(1)(ii)(J). Item 4. Ownership. Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1. (a) Amount beneficially owned: Coatue Management, L.L.C. - 2,067,014 (1) Coatue Offshore Master Fund, Ltd. - 2,067,014 (1) Philippe Laffont - 2,067,014 (1) ----------------------------------------------------------------------- (b) Percent of class: Coatue Management, L.L.C. - 7.4% (1) Coatue Offshore Master Fund, Ltd. - 7.4% (1) Philippe Laffont - 7.4% (1) ----------------------------------------------------------------------- (c) Number of shares as to which such person has: (i) Sole power to vote or to direct the vote: Coatue Management, L.L.C. - 0 Coatue Offshore Master Fund, Ltd. - 0 Philippe Laffont - 0 ------------------------------------------------------------------ (ii) Shared power to vote or to direct the vote: Coatue Management, L.L.C. - 2,067,014 (1) Coatue Offshore Master Fund, Ltd. - 2,067,014 (1) Philippe Laffont - 2,067,014 (1) ------------------------------------------------------------------ (iii) Sole power to dispose or direct the disposition of: Coatue Management, L.L.C. - 0 Coatue Offshore Master Fund, Ltd. - 0 Philippe Laffont - 0 ------------------------------------------------------------------ (iv) Shared power to dispose or to direct the disposition of: Coatue Management, L.L.C. - 2,067,014 (1) Coatue Offshore Master Fund, Ltd. - 2,067,014 (1) Philippe Laffont - 2,067,014 (1) ------------------------------------------------------------------ - ------------- (1) The Reporting Persons may be deemed to own 2,067,014 American Depositary Shares. Each American Depositary Share represents four ordinary shares, with par value of $0.01 per share. Item 5. Ownership of Five Percent or Less of a Class. If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [ ]. N/A ----------------------------------------------------------------------- Item 6. Ownership of More Than Five Percent on Behalf of Another Person. If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than five percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. N/A ----------------------------------------------------------------------- Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. If a parent holding company or Control person has filed this schedule, pursuant to Rule 13d-1(b)(1)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company or control person has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. N/A ----------------------------------------------------------------------- Item 8. Identification and Classification of Members of the Group. If a group has filed this schedule pursuant to s.240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to s.240.13d-1(c) or s.240.13d-1(d), attach an exhibit stating the identity of each member of the group. N/A ----------------------------------------------------------------------- Item 9. Notice of Dissolution of Group. Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5. N/A ----------------------------------------------------------------------- Item 10. Certification. By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect.

SIGNATURE After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Septmeber 4, 2009 ---------------------------------------- (Date) COATUE MANAGEMENT, L.L.C.* By: /s/ Philippe Laffont ----------------------- Name: Philippe Laffont Title: Managing Member COATUE OFFSHORE MASTER FUND, LTD.* By: /s/ Philippe Laffont ----------------------- Name: Philippe Laffont Title: Director /s/ Phillippe Laffont* ----------------------- PHILLIPPE LAFFONT * The Reporting Persons disclaims beneficial ownership over the securities reported herein except to the extent of the Reporting Persons' pecuniary interest therein.

EXHIBIT A AGREEMENT The undersigned agree that this Schedule 13G dated September 4, 2009 relating to the Common Stock, par value $0.01, of Silicon Motion Technology Corporation shall be filed on behalf of the undersigned. COATUE MANAGEMENT, L.L.C. By: /s/ Philippe Laffont ----------------------- Name: Philippe Laffont Title: Managing Member COATUE OFFSHORE MASTER FUND, LTD. By: /s/ Philippe Laffont ----------------------- Name: Philippe Laffont Title: Director /s/ Phillippe Laffont ----------------------- PHILLIPPE LAFFONT SK 02984 0001 1027713