Form: 4

Statement of changes in beneficial ownership of securities

June 4, 2003

SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP


Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
BANATAO DIOSDADO P

(Last) (First) (Middle)

(Street)

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
MARVELL TECHNOLOGY GROUP LTD [ MRVL ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
Officer (give title below) Other (specify below)
3. Date of Earliest Transaction (Month/Day/Year)
06/02/2003
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 06/02/2003 M 25,000 A 0.0367 1,400,000 D
Common Stock 06/02/2003 S 25,000 D 31.6156 1,375,000(1) D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy) 0.0367 06/02/2003 M 25,000 08/08/1988(2) 07/22/2006 Common Stock 709,600 $0 709,600(3)(4)(5)(6) D
Explanation of Responses:
1. Reporting Person also has indirect beneficial ownership in 1,676,747 shares held by the Diosdado Banatao & Maria C. Banatao Trust; as well as 680,680 shares held by Tallwood Partners LLC.
2. These shares are fully vested and immediately exerciseable.
3. Summary of Derivative Securities: The Reporting Person owns directly four Stock Options (Right to Buy) with different vesting schedules described as follows: (i) 180,000 shares granted on January 28, 1997 at $0.05 per share which such shares are fully vested and immediately exerciseable; (ii) 30,000 shares granted on June 26, 2000 at $15.00 per share, vests 20% on 06/26/01 and 500 shares per month from 07/26/01 through 06/26/05; (iii) 6,000 shares granted on June 21, 2001 at $20.58 per share, vests 500 shares per month from 07/21/05 through 06/21/06; and (iv) 6,000 shares granted on June 21, 2002 at $21.59 per share, vests 500 shares per month from 07/21/06 through 06/21/07. Stock Options are immediately exerciseable but not fully vested, and until fully vested, if exercised, would be subject to repurchase by the Company as to the unvested shares in the event of termination of the reporting person's services as a non-employee director of the Company.
4. Summary of Derivative Securities: The Reporting Person also has indirect ownership of a pre-paid forward contract (Right to Sell) held by Tallwood Partners LLC (the "Partnership"). The contract provides that the Partnership deliver a certain number of shares at the end of the contract depending on the Issuer's common stock price on such date. The contract for 500,000 shares was entered into on 11/30/01 with a settlement date on 03/05/04. Exact pricing terms are determined in accordance with the contract.
5. Summary of Derivative Securities: The Reporting Person also has indirect ownership of six pre-paid forward contracts (Right to Sell) held by the Diosdado & Maria C. Banatao Trust (the "Trust"). The contracts provide that the Trust will deliver a certain number of shares at the end of the contract depending on the Issuer's common stock price on such date. 1) a contract for 250,000 shares was entered into on 03/07/02 with a settlement date on 03/05/04; 2) a contract for 150,000 shares was entered into on 03/12/02 with a settlement date on 03/12/04; 3) a contract for 100,000 shares was entered into on 04/01/02 with a settlement date on 03/12/04; 4) a contract for 300,000 shares was entered into on 06/28/02 with a settelement date on 06/28/05; 5) a contract for 100,000 shares was entered into on 09/10/02 with a settlement date on 09/09/05; 6) a contract for 100,000 shares was entered into on 09/23/02 with a settlement date on 09/23/05.
6. Continuation of Footnote #5 : Exact pricing terms for each contract are determined on the respective settlement dates in accordance with the applicable contract.
Matthew Gloss, by Power of Attorney 06/03/2003
** Signature of Reporting Person Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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