CACI CEO Mengucci converts awards into 47,184 shares

The converted units trace to awards granted in 2023, 2024 and 2025, alongside separate grants made on October 1, 2026.

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Form Type

Rhea-AI Filing Summary

CACI President & CEO John S. Mengucci reported converting performance and restricted stock units into 47,184 CACI common shares on October 1, 2026. He also had 21,283 shares delivered or withheld for payment of exercise price or tax liability at $627.06 per share.

On the same date, Mengucci was granted 11,961 performance restricted stock units, which vest on the third anniversary based on a three-year performance measure, and 11,961 restricted stock units, which vest 1/3 per year for three years.

Insider Trade Summary

47,184 shares exercised/converted

Exercise 14 txns

Insider Mengucci John S

Role President & CEO

Type	Security	Shares	Price	Value
Exercise	Performance Restricted Stock Units ^F1	33,448	--	--
Exercise	Restricted Stock Units ^F2	5,575	--	--
Exercise	Restricted Stock Units ^F3	3,956	--	--
Exercise	Restricted Stock Units ^F4	4,205	--	--
Grant/Award	Performance Restricted Stock Units ^F5	11,961	--	--
Grant/Award	Restricted Stock Units ^F6	11,961	--	--
Exercise	CACI Common Stock ^F1	33,448	--	--
Exercise Price or Tax Liability	CACI Common Stock	15,086	$627.06	$9.46M
Exercise	CACI Common Stock ^F2	5,575	--	--
Exercise Price or Tax Liability	CACI Common Stock	2,515	$627.06	$1.58M
Exercise	CACI Common Stock ^F3	3,956	--	--
Exercise Price or Tax Liability	CACI Common Stock	1,785	$627.06	$1.12M
Exercise	CACI Common Stock ^F4	4,205	--	--
Exercise Price or Tax Liability	CACI Common Stock	1,897	$627.06	$1.19M

Holdings After Transaction: Restricted Stock Units — 24,329 contracts (Direct); Performance Restricted Stock Units — 11,961 contracts (Direct); CACI Common Stock — 145,837 shares (Direct)

Footnotes (6)

F1. On October 1, 2023, Mr. Mengucci was granted 16,724 performance restricted stock units. The PRSU's will vest on the third anniversary of the grant date based on the achievement of a three-year performance measure.
F2. On October 1, 2023, Mr. Mengucci was granted 16,723 restricted stock units. These restricted stock units will vest 1/3 per year for three years.
F3. On October 1, 2024, Mr. Mengucci was granted 11,867 restricted stock units. These restricted stock units will vest 1/3 per year for three years.
F4. On October 1, 2025, Mr. Mengucci was granted 12,617 restricted stock units. These restricted stock units will vest 1/3 per year for three years.
F5. On October 1, 2026, Mr. Mengucci was granted 11,961 performance restricted stock units. The PRSU's will vest on the third anniversary of the grant date based on the achievement of a three-year performance measure.
F6. On October 1, 2026, Mr. Mengucci was granted 11,961 restricted stock units. These restricted stock units will vest 1/3 per year for three years.

Key Figures

Common shares from unit conversions: 47,184 shares Shares delivered or withheld: 21,283 shares Price per share: $627.06 per share +4 more

7 metrics

Common shares from unit conversions 47,184 shares October 1, 2026

Shares delivered or withheld 21,283 shares For payment of exercise price or tax liability on October 1, 2026

Price per share $627.06 per share Shares delivered or withheld on October 1, 2026

Performance restricted stock unit grant 11,961 units Granted October 1, 2026

Restricted stock unit grant 11,961 units Granted October 1, 2026

Performance-unit vesting On the third anniversary, based on a three-year performance measure Performance restricted stock units granted October 1, 2026

Restricted stock unit vesting schedule 1/3 per year for three years Restricted stock units granted October 1, 2026

Key Terms

performance restricted stock units, restricted stock units, three-year performance measure

3 terms

performance restricted stock units financial

"11,961 performance restricted stock units"

Performance restricted stock units (PRSUs) are promises to deliver company shares to employees or executives only if the business meets specific performance targets and any time-based holding rules. Think of them as a bonus that converts into stock only after set goals are reached, so investors watch PRSUs for two reasons: they can dilute existing shares if paid out, and they signal how closely management’s pay is tied to company performance.

restricted stock units financial

"11,961 restricted stock 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.

three-year performance measure financial

"based on the achievement of a three-year performance measure"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many CACI shares did John S. Mengucci receive through unit conversions?

The conversions covered 33,448 performance restricted stock units and 5,575, 3,956 and 4,205 restricted stock units, resulting in CACI common shares on October 1, 2026.

How many CACI shares were delivered or withheld in connection with the reported conversions?

The report lists 15,086, 2,515, 1,785 and 1,897 CACI common shares delivered or withheld for payment of exercise price or tax liability, each at $627.06 per share.

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

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/05/2026 - 05:17 PM Accepted by SEC EDGAR 10/05/2026 - 05:16 PM

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^*

Mengucci John S

(Last)

(First)

(Middle)

11487 SUNSET HILLS ROAD

(Street)

RESTON

VIRGINIA

20190

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
CACI INTERNATIONAL INC /DE/ [ CACI ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/01/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
CACI Common Stock	10/01/2026		M		33,448	A	⁽¹⁾	153,384	D
CACI Common Stock	10/01/2026		F		15,086	D	$627.06	138,298	D
CACI Common Stock	10/01/2026		M		5,575	A	⁽²⁾	143,873	D
CACI Common Stock	10/01/2026		F		2,515	D	$627.06	141,358	D
CACI Common Stock	10/01/2026		M		3,956	A	⁽³⁾	145,314	D
CACI Common Stock	10/01/2026		F		1,785	D	$627.06	143,529	D
CACI Common Stock	10/01/2026		M		4,205	A	⁽⁴⁾	147,734	D
CACI Common Stock	10/01/2026		F		1,897	D	$627.06	145,837	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Performance Restricted Stock Units	⁽¹⁾	10/01/2026		M			33,448	⁽¹⁾	⁽¹⁾	CACI Common Stock	33,448	⁽¹⁾	0	D
Restricted Stock Units	⁽²⁾	10/01/2026		M			5,575	⁽²⁾	⁽²⁾	CACI Common Stock	5,575	⁽²⁾	0	D
Restricted Stock Units	⁽³⁾	10/01/2026		M			3,956	⁽³⁾	⁽³⁾	CACI Common Stock	3,956	⁽³⁾	3,956	D
Restricted Stock Units	⁽⁴⁾	10/01/2026		M			4,205	⁽⁴⁾	⁽⁴⁾	CACI Common Stock	4,205	⁽⁴⁾	8,412	D
Performance Restricted Stock Units	⁽⁵⁾	10/01/2026		A		11,961		⁽⁵⁾	⁽⁵⁾	CACI Common Stock	11,961	⁽⁵⁾	11,961	D
Restricted Stock Units	⁽⁶⁾	10/01/2026		A		11,961		⁽⁶⁾	⁽⁶⁾	CACI Common Stock	11,961	⁽⁶⁾	11,961	D

Explanation of Responses:

1. On October 1, 2023, Mr. Mengucci was granted 16,724 performance restricted stock units. The PRSU's will vest on the third anniversary of the grant date based on the achievement of a three-year performance measure.

2. On October 1, 2023, Mr. Mengucci was granted 16,723 restricted stock units. These restricted stock units will vest 1/3 per year for three years.

3. On October 1, 2024, Mr. Mengucci was granted 11,867 restricted stock units. These restricted stock units will vest 1/3 per year for three years.

4. On October 1, 2025, Mr. Mengucci was granted 12,617 restricted stock units. These restricted stock units will vest 1/3 per year for three years.

5. On October 1, 2026, Mr. Mengucci was granted 11,961 performance restricted stock units. The PRSU's will vest on the third anniversary of the grant date based on the achievement of a three-year performance measure.

6. On October 1, 2026, Mr. Mengucci was granted 11,961 restricted stock units. These restricted stock units will vest 1/3 per year for three years.

Remarks:

	/s/ John S. Mengucci	10/05/2026
	** 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)

Source: View Original Filing on SEC EDGAR