SEC Form 4

FORM 4

[ ] Check this box if no longer
subject to Section 16. Form 4 or Form
5 obligations may continue.
See Instruction 1(b).

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, Section 17(a) of the Public Utility
Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Yocca, Nick E. (Last) (First) (Middle) 2381 Morse Avenue (Street) Irvine, CA 92614 (City) (State) (Zip) 2. Issuer Name and Ticker or Trading Symbol Microsemi CorporationMSCC 3. I.R.S. Identification Number of Reporting Person, if an entity (voluntary) 4. Statement for (Month/Day/Year 0902/2918/~~2002~~2003 5. If Amendment, Date of Original (Month/Day/Year) 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below) Description 7. 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. Owner-
    ship
    Form:
    Direct (D)
    or
    Indirect (I)

    (Instr. 4)

7. Nature of
     Indirect
     Beneficial
     Ownership

    (Instr. 4)

Code

Amount

A/D

Price

Microsemi Common Stock

2,652

Nick E. Yocca Family Trust

Microsemi Common Stock

442

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. Conver- sion or Exercise Price of Deri- vative 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(DE) and Expiration Date(ED) (Month/Day/Year)

7. Title and Amount of Underlying Securities (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. Owner-shipForm ofDeriv-ativeSecurities:Direct (D)orIndirect (I)(Instr.4)

11. Nature of Indirect Beneficial Ownership (Instr.4)

Code

Title

Amount or Number of Shares

Non-Qual Stock Option Grant

$57.9891

0902/2918/~~2002~~2003

105,000

0902/2918/~~2002~~2003

0902/2918/~~2012~~2013

Common Stock

105,000

5055,000

~~By:~~ Explanation ~~/s/ Nick E. Yocca 10/01/2002 ** Signature~~ of ~~Reporting Person Date SEC 1474 (8-02) Reminder~~Responses: 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). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

By:	Date:
/s/ Nick E. Yocca	02/19/2003
Chairman of the Board
** Signature of Reporting Person	SEC 1474 (9-02)
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). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

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