Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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(Print or Type Responses)
1. Name and Address of Reporting Person *
  COOKE CLIFTON L JR
2. Date of Event Requiring Statement (Month/Day/Year)
06/28/2008
3. Issuer Name and Ticker or Trading Symbol
KRATOS DEFENSE & SECURITY SOLUTIONS, INC. [KTOS]
(Last)
(First)
(Middle)
4810 EASTGATE MALL
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Senior Vice President
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

SAN DIEGO, CA 92121
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 191,800 (1)
I
Cooke Charitible Remainder Unitrust
Common Stock 1,370,821 (1)
I
Clifton L. Cooke, Jr. & Janet S. Cooke Family Trust
Common Stock 242,773 (1)
I
Clifton L. Cooke, Jr. IRA

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Common Stock 02/14/2006 02/14/2009 Convertible Note (2) 87,369 $ 2.86 I Cooke Charitible Remainder Unitrust

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
COOKE CLIFTON L JR
4810 EASTGATE MALL
SAN DIEGO, CA 92121
      Senior Vice President  

Signatures

Clifton L. Cooke, Jr. by Matthew G. Colvin, Attorney-In-Fact 07/07/2008
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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).
(1) Common stock of Issuer issued to reporting person in exchange for shares of SYS surrendered by reporting person in connection with Issuer's acquisition of SYS on June 28, 2008 at an exchange rate of 1.2582 shares of Issuer's common stock for each share of SYS common stock.
(2) Convertible Notes assumed by Issuer in connection with its acquisition of SYS on June 28, 2008.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

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