KTOS director exercises 10,000 RSUs into stock

KRATOS DEFENSE & SECURITY SOLUTIONS, INC. director Bradley L. Boyd reported routine equity compensation activity.

Rhea-AI Filing Summary

KRATOS DEFENSE & SECURITY SOLUTIONS, INC. director Bradley L. Boyd reported routine equity compensation activity. On May 12, 2026, he acquired 10,000 Restricted Stock Units (RSUs), each representing the right to receive one share of common stock.

On May 14, 2026, these 10,000 RSUs were exercised and converted into 10,000 shares of common stock at a stated price of $0.00, leaving him with 19,480 common shares held directly. The filing shows no open‑market purchases or sales, only grants and conversions tied to prior awards that vest in full on the first anniversary of grant.

Insider Trade Summary

10,000 shares exercised/converted

Exercise 3 txns

Insider Boyd Bradley L

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	10,000	$0.00	$0.00
Exercise	Common Stock	10,000	$0.00	$0.00
Grant/Award	Restricted Stock Units	10,000	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 19,480 shares (Direct)

Footnotes (3)

1. F1. Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Issuer's common stock.
2. F2. RSUs vest 100% on the first anniversary of the date of grant, unless earlier vested or terminated pursuant to the terms of the RSU agreement.
3. F3. RSUs were granted and previously reported on a Form 4 filed May 16, 2025, where 10,000 RSUs vest on May 14, 2026.

Key Figures

RSU grant: 10,000 RSUs RSU exercise: 10,000 shares Post-transaction holdings: 19,480 shares +2 more

5 metrics

RSU grant 10,000 RSUs Grant/award of Restricted Stock Units on May 12, 2026

RSU exercise 10,000 shares RSUs converted into common stock on May 14, 2026

Post-transaction holdings 19,480 shares Common stock held directly after transactions

Exercise price $0.00 per share Stated price for RSU conversion into common stock

Derivative exercises 1 exercise, 10,000 shares transactionSummary exerciseCount and exerciseShares

Key Terms

Restricted Stock Units, derivative security, Form 4, vest

4 terms

Restricted Stock Units financial

"The security titled "Restricted Stock Units" involved 10,000.0000 units."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

derivative security financial

"Transaction code M is described as "Exercise or conversion of derivative security"."

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

Form 4 regulatory

"RSUs were granted and previously reported on a Form 4 filed May 16, 2025."

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

vest financial

"RSUs vest 100% on the first anniversary of the date of grant."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/14/2026 - 07:04 PM EDT Learn about SEC filing dates

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
Estimated average burden
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).

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^*

Boyd Bradley L

(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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/12/2026

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	05/14/2026		M		10,000(3)	A	$0	19,480	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
Restricted Stock Units	(1)	05/12/2026		A		10,000		(2)	(2)	Common Stock	10,000	$0	10,000	D
Restricted Stock Units	(1)	05/14/2026		M			10,000	(3)	(3)	Common Stock	10,000	$0	0	D

Explanation of Responses:

1. Each Restricted Stock Unit (RSU) represents a contingent right to receive one share of Issuer's common stock.

2. RSUs vest 100% on the first anniversary of the date of grant, unless earlier vested or terminated pursuant to the terms of the RSU agreement.

3. RSUs were granted and previously reported on a Form 4 filed May 16, 2025, where 10,000 RSUs vest on May 14, 2026.

	Bradley L. Boyd, by Eva Yee, Attorney-In-Fact	05/14/2026
	** 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)