Kratos Defense (KTOS) executive sells 4,000 shares in planned trade

Rhea-AI Filing Summary

Kratos Defense & Security Solutions executive Stacey G. Rock, President of the KTT Division, sold a total of 4,000 shares of common stock on March 26, 2026 in three open-market transactions at weighted-average prices of $75.6187, $76.8470, and $78.4865.

The sales were made under a pre-arranged Rule 10b5-1 trading plan adopted on June 16, 2025. Following these transactions, Rock directly holds 21,777 shares, including 2,013 shares purchased through the company’s Employee Stock Purchase Plan and approximately 6,871 shares held through its 401(k) plan.

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

OMB APPROVAL

OMB Number:			3235-0287
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hours per response:			0.5

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

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Rock Stacey G

(Last) (First) (Middle)

10680 TREENA STREET, SUITE 600

(Street)

SAN DIEGO CALIFORNIA 92131

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
KRATOS DEFENSE & SECURITY SOLUTIONS, INC. [ KTOS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, KTT Division

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/26/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	03/26/2026		S		1,700(1)	D	$75.6187(2)	24,077(5)	D
Common Stock	03/26/2026		S		1,200(1)	D	$76.847(3)	22,877(5)	D
Common Stock	03/26/2026		S		1,100(1)	D	$78.4865(4)	21,777(5)	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

Explanation of Responses:

1. This transaction was effected pursuant to a 10b5-1 trading plan adopted by the reporting person on June 16, 2025.

2. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $75.29 to $76.15 inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

3. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $76.32 to $77.31 inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $77.98 to $78.85 inclusive. The reporting person undertakes to provide to Issuer, any security holder of Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote to this Form 4.

5. Includes 2,013 shares purchased through Issuer's Employee Stock Purchase Plan and approximately 6,871 shares held through Issuer's 401(k) Plan.

	Stacey G. Rock, by Eva Yee, Attorney-In-Fact	03/27/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did KTOS executive Stacey G. Rock report?

Stacey G. Rock reported selling 4,000 shares of Kratos Defense common stock in open-market transactions. The sales occurred on March 26, 2026 at weighted-average prices between about $75.62 and $78.49, according to the Form 4 filing.

At what prices did the KTOS insider sell shares on March 26, 2026?

The Form 4 shows three weighted-average sale prices: $75.6187, $76.8470, and $78.4865 per share. Footnotes explain each is an average for multiple trades within narrower price ranges on that date.

How many KTOS shares does Stacey G. Rock hold after these sales?

After selling 4,000 shares, Stacey G. Rock directly holds 21,777 shares of Kratos Defense common stock. This total includes 2,013 shares from the Employee Stock Purchase Plan and approximately 6,871 shares held through the company’s 401(k) plan.

Was the KTOS insider sale made under a Rule 10b5-1 trading plan?

Yes. A footnote states the transaction was effected under a Rule 10b5-1 trading plan adopted by Stacey G. Rock on June 16, 2025. Such plans pre-schedule trades, reducing the significance of trade timing.

What role does Stacey G. Rock hold at Kratos Defense (KTOS)?

Stacey G. Rock is identified as an officer of Kratos Defense & Security Solutions, serving as President of the KTT Division. The Form 4 reflects transactions in the company’s common stock held under direct ownership.

How many KTOS shares were sold in total in this Form 4 filing?

The transaction summary reports 4,000 shares sold of Kratos Defense common stock across three open-market sales. All transactions occurred on March 26, 2026, with no corresponding purchases or option exercises reported in this filing.