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

Rhea-AI Filing Summary

Armour Residential REIT Co-Chief Investment Officer Sergey Losyev converted 1,500 units of phantom stock on February 24, 2026. He elected to receive 1,130 units as common shares and convert 370 units to cash to cover income taxes. After these transactions, he directly held 4,850.539 common shares and 24,000 phantom stock units, including 60.539 common shares in a self-directed rollover IRA.

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

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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)
02/24/2026

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	02/24/2026		M(1)		1,500	A	$0	5,220.539	D(2)
Common Stock	02/24/2026		F(1)		370	D	$17.89	4,850.539	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)	02/24/2026		M			1,500	(1)	(1)	Common Stock	1,500	$0	24,000	D

Explanation of Responses:

1. On February 24, 2026, the reporting person elected to convert 1,130 of the 1,500 shares of vested phantom stock into 1,130 shares of ARMOUR common stock. The reporting person elected to convert the remaining 370 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 since March 28, 2024.

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

Remarks:

	/s/ Sergey Losyev	02/26/2026
	** 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.
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FAQ

What did ARR executive Sergey Losyev report on this Form 4?

Sergey Losyev reported converting 1,500 units of phantom stock on February 24, 2026. He took 1,130 units as Armour Residential REIT common shares and used 370 units in cash form to pay income taxes tied to the vesting.

How many ARR shares did Sergey Losyev acquire from phantom stock conversion?

He acquired 1,130 Armour Residential REIT common shares through conversion of vested phantom stock. Each phantom stock unit is economically equivalent to one common share, so the conversion directly increased his equity stake without an open-market stock purchase.

Why were 370 units of ARR phantom stock disposed of at $17.89?

The 370 Armour Residential REIT phantom stock units were converted to cash at $17.89 per share value solely to pay income taxes. This tax-withholding disposition did not represent an open-market sale but a mechanism to satisfy tax obligations on vested awards.

What are phantom stock units in the ARR Form 4 for Sergey Losyev?

Each phantom stock unit is the economic equivalent of one Armour Residential REIT common share. They typically track the share price and can convert into stock or cash, allowing executives to receive equity-linked compensation without immediate share issuance.

How many ARR shares does Sergey Losyev hold after these transactions?

After the reported transactions, Sergey Losyev directly held 4,850.539 Armour Residential REIT common shares and 24,000 phantom stock units. Of the common shares, 60.539 are in his self-directed rollover IRA, with 7.695 of those acquired via dividend reinvestment.

Are any of Sergey Losyev’s ARR shares held in a retirement account?

Yes, 60.539 Armour Residential REIT common shares are held in his self-directed rollover IRA. According to the disclosure, 7.695 of those IRA shares were acquired through dividend reinvestment since March 28, 2024, reflecting automatic reinvestment activity.