Scott J. Ulm - 21 May 2026 Form 4 Insider Report for Armour Residential REIT, Inc. (ARR)

Reporting relationship: CEO, Director
Issuer ticker: ARR
Reported as of: 21 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 26 May 2026, 16:30:28 UTC
Prior SEC filing: 26 Feb 2026
Next SEC filing: 18 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Scott J. Ulm

Key filing fact

Scott J. Ulm filed Form 4 for Armour Residential REIT, Inc. (ARR) on 26 May 2026.

Key facts

This page summarizes Scott J. Ulm's Form 4 filing for Armour Residential REIT, Inc. (ARR).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 26 May 2026, 16:30.

Change

Previous filing in this sequence was filed on 26 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001469064 Primary reporting owner

ULM SCOTT

Relationship: CEO, Director
Address: 3001 OCEAN DRIVE, SUITE #201, VERO BEACH
Signature: /s/ Scott J. Ulm
Signature date: 26 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ARR transaction

Common Stock, par value $0.001 per share

Options Exercise

Transaction value
Shares: +3,380
Change %: +4.5%
Price: $0.000000^*
Shares after: 78,210
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

ARR transaction

Common Stock, par value $0.001 per share

Tax liability

Transaction value
Shares: -1,352
Change %: -1.7%
Price: $16.47^*
Shares after: 76,858
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ARR transaction Derivative

Phantom Stock

Options Exercise

Transaction value
Shares: -3,380
Change %: -9.2%
Price: $0.000000^*
Shares after: 33,490
Date: 21 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,380
Exercise price
Footnotes: F1, F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

On May 21, 2026, the reporting person elected to convert 2,028 of the 3,380 shares of vested phantom stock into 2,028 shares of ARMOUR common stock. The reporting person elected to convert the remaining 1,352 shares of vested phantom stock into cash solely to pay income taxes on the vested stock. The 3,380 shares are part of, and relate to 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 January 14, 2021 and phantom stock vesting over a seven-year period, which was reported on a Form 4 report filed by the reporting person on February 16, 2023.

Footnote F2

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