SEC Form 4 · accession 0001698344-26-000008

Armour Residential REIT, Inc. · ARR

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — CFO

Period of report

Aug 21, 2026

Accepted (ET)

Aug 25, 2026 · 4:16 pm EDT

Rule 10b5-1 plan

box not checked

Issuer CIK

0001428205

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I	Nature of ownership
Common Stock, par value $0.001 per share	Aug 21, 2026	M	7,750	$0.00	A	37,066	D
Common Stock, par value $0.001 per share	Aug 21, 2026	F	2,794	$16.32	D	34,272	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Phantom Stock^F2,F1	—	Aug 21, 2026	M	7,750	D	—	—	Common Stock	7,750	121,850	D

F1On August 21, 2026, the reporting person elected to convert 4,956 of the 7,750 shares of vested phantom stock into 4,956 shares of ARMOUR common stock. The reporting person elected to convert the remaining 2,794 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 7,750 shares are part of, and relate to phantom stock vesting over a six year period, which was reported on a Form 4 report filed by the reporting person on January 14, 2021, phantom stock vesting over a six-and-a-half year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023, phantom stock vesting over a three year period which was reported on a Form 4 report filed by the reporting person on May 16, 2024 and phantom stock vesting over a five-year period, which was reported on Form 4 reports filed by the reporting person on April 30, 2025 and June 18, 2026.
F2Each unit of phantom stock is the economic equivalent of one share of ARMOUR common stock.