[Form 4] Armour Residential REIT, Inc. Insider Trading Activity

Rhea-AI Filing Summary

ARMOUR Residential REIT, Inc. (ARR) reported an insider equity transaction by its Co-Chief Investment Officer. On 11/21/2025, the officer converted 1,500 units of vested phantom stock into equity and cash. A total of 1,215 phantom stock units were converted into 1,215 shares of common stock, while 285 units were settled in cash solely to pay income taxes on the vested stock.

Following these transactions, the officer directly owned 3,720.539 shares of ARMOUR common stock and 25,500 units of phantom stock. Of the directly owned shares, 60.539 are held in a self-directed rollover IRA account, including 7.695 shares acquired through dividend reinvestment.

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

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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^*

Losyev Sergey

(Last) (First) (Middle)

3001 OCEAN DRIVE SUITE 201

(Street)

VERO BEACH FL 32963

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Armour Residential REIT, Inc. [ ARR ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Co-Chief Investment Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/21/2025

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

6. 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. 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	11/21/2025		M(1)		1,500	A	$0	4,005.539	D(2)
Common Stock	11/21/2025		F(1)		285	D	$16.31	3,720.539	D(2)

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
Phantom Stock	(3)	11/21/2025		M			1,500	(1)	(1)	Common Stock	1,500	$0	25,500	D

Explanation of Responses:

1. On November 21, 2025, the reporting person elected to convert 1,215 of the 1,500 shares of vested phantom stock into 1,215 shares of ARMOUR common stock. The reporting person elected to convert the remaining 285 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 1,500 shares are part of, and relate to phantom stock vesting over a five year period, which was reported on a Form 4 report filed by the reporting person on April 30, 2025.

2. 60.539 share are held in reporting person's self-directed rollover IRA account. 7.695 of which were acquired through dividend reinvestment.

3. Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.

Remarks:

	/s/ Sergey Losyev	11/24/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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