Armour Residential REIT, Inc.

For the period ended Dec 31, 2025. Filed Feb 18, 2026.

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FY2025 · Filed Feb 18, 2026

ARR$12.77+1.3%Stored close · as of Nov 9, 2026

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Contents

Glossary of Terms

Term	Definition
2023 Common stock ATM Sales Agreement	An equity sales agreement that we entered into on July 26, 2023 with BUCKLER, JonesTrading Institutional Services LLC, Citizens JMP Securities, LLC (formerly JMP Securities LLC), Ladenburg Thalmann & Co. Inc. and B. Riley Securities, Inc., as sales agents, as amended on October 25, 2023 to add StockBlock Securities LLC as a sales agent, as amended on June 20, 2024 to add BTIG, LLC as a sales agent, as amended on August 23, 2024 to increase the number of shares of the Company's common stock that may be offered and sold under the agreement by 25,000, as amended on September 20, 2024, to add Janney Montgomery Scott LLC as a sales agent, as amended on February 13, 2025, to increase the number of shares of the Company's common stock that may be offered and sold under the agreement by 15,000, as further amended on July 25, 2025, to increase the number of shares of the Company's common stock that may be offered and sold under the agreement by 9,500, and as further amended on January 28, 2026, to increase the number of shares of our common stock that may be offered and sold under the agreement by 15,000 and to remove Janney as a sales agent, and to add Huntington Securities, Inc. as a sales agent, pursuant to which we may offer and sell over a period of time and from time to time up to 64,500 shares of our common stock, par value $0.001 per share.
Agency CMBS	Commercial mortgage backed securities.
Agency Securities	Securities issued or guaranteed by Fannie Mae, Freddie Mac and Ginnie Mae; interests in or obligations backed by pools of fixed rate, hybrid adjustable rate and adjustable rate mortgage loans.
AVM	AVM LP is a securities broker dealer, which we contract with for administering clearing and settlement services for our securities and derivative transactions, as well as assistance with financing transaction services such as repurchase financing.
Basis swap contracts	Derivative contracts that allow us to exchange one floating interest rate basis for another, for example, Federal Funds Rate and SOFR, thereby allowing us to diversify our floating rate basis exposures.
Board	ARMOUR’s Board of Directors.
BUCKLER	A Delaware limited liability company, and a FINRA-regulated broker-dealer. The primary purpose of our investment in BUCKLER is to facilitate our access to repurchase financing, on potentially more attractive terms (considering rate, term, size, haircut, relationship and funding commitment) compared to other suitable repurchase financing counterparties.
CFO	Chief Financial Officer of ARMOUR, Gordon Harper
CFTC	U.S. Commodity Futures Trading Commission.
CME	Chicago Mercantile Exchange.
CEO	Chief Executive Officer of ARMOUR, Scott Ulm.
Code	The Internal Revenue Code of 1986.
Common Stock Repurchase Program	ARMOUR's common stock repurchase program originally authorized by our Board on December 17, 2012, as amended from time to time.
CPOs	Commodity pool operators.
CMOs	Collateralized mortgage obligations.
COVID-19	The Coronavirus pandemic.
CPR	Constant prepayment rate.

Glossary of Terms (continued)

Distributable Earnings	Distributable Earnings, including TBA Drop Income, is a non-GAAP measure. Net interest income plus TBA Drop Income is adjusted for the net coupon effect of interest rate swaps minus net operating expenses. Distributable Earnings differs from GAAP total comprehensive income (loss), which includes realized gains and losses and market value adjustments. Distributable Earnings should be considered as supplementary to, and not as a substitute for, the Company’s net interest income and total comprehensive income (loss) computed in accordance with GAAP as a measure of the Company’s financial performance.
Dodd-Frank Act	The Dodd-Frank Wall Street Reform and Consumer Protection Act.
Exchange Act	Securities Exchange Act of 1934.
Fannie Mae	The Federal National Mortgage Association.
Fed	The U.S. Federal Reserve.
Federal Funds Rate	Federal Funds Effective Rate
FHFA	Federal Housing Finance Agency
FICC	Fixed Income Clearing Corporation. An agency that deals with the confirmation, settlement and delivery of fixed-income assets in the U.S. They ensure the systematic and efficient settlement of MBS and U.S. government securities.
FINRA	The Financial Industry Regulatory Authority. A private corporation that acts as a self-regulatory organization.
Freddie Mac	The Federal Home Loan Mortgage Corporation.
Futures contracts	Eurodollar futures contracts
GAAP	Accounting principles generally accepted in the United States of America.
Ginnie Mae	The Government National Mortgage Administration.
GSE	A U.S. Government Sponsored Entity. Obligations of agencies originally established or chartered by the U.S. government to serve public purposes as specified by the U.S. Congress; these obligations are not explicitly guaranteed as to the timely payment of principal and interest by the full faith and credit of the U.S. government.
Haircut	The weighted average margin requirement, or the percentage amount by which the collateral value must exceed the loan amount. Among other things, it is a measure of our unsecured credit risk to our lenders.
Hybrid	A mortgage that has a fixed rate for an initial term after which the rate becomes adjustable according to a specific schedule.
IRS	The Internal Revenue Service.
ISDA	International Swaps and Derivatives Association.
JAVELIN	JAVELIN Mortgage Investment Corp., formerly a publicly-traded REIT. Since its acquisition on April 6, 2016, JAVELIN became a wholly-owned, qualified REIT subsidiary of ARMOUR and continues to be managed by ACM pursuant to the pre-existing management agreement between JAVELIN and ACM.
MBS	Mortgage backed securities. A security representing a direct interest in a pool of mortgage loans. The pass-through issuer or servicer collects the payments on the loans in the pool and “passes through” the principal and interest to the security holders on a pro rata basis.
MGCL	Maryland General Corporation Law.
MRA	Master repurchase agreement. A document that outlines standard terms between the Company and counterparties for repurchase agreement transactions.
Multi-Family MBS	MBS issued under Fannie Mae's Delegated Underwriting System (DUS) program.
NYSE	New York Stock Exchange.

Glossary of Terms (continued)

Preferred C ATM Sales Agreement	An equity sales agreement that we entered into on January 20, 2020 with B. Riley Securities, Inc. (formerly B. Riley FBR, Inc.) and BUCKLER, as sales agents, as amended on June 20, 2024 to add BTIG, LLC as a sales agent, pursuant to which we may offer and sell, over a period of time and from time to time, through one or more of the agents, up to 6,550 shares of Series C Preferred Stock.
REIT	Real Estate Investment Trust. A special purpose investment vehicle that provides investors with the ability to participate directly in the ownership or financing of real-estate related assets by pooling their capital to purchase and manage mortgage loans and/or income property.
Reverse Stock Split	The one-for-five reverse stock split which was effective September 29, 2023.
Sarbanes-Oxley Act	A U.S. federal law that set new or enhanced standards for all U.S. public company boards, management and public accounting firms. Section 302 requires senior management to certify the accuracy of the financial statements. Section 404 requires that management and auditors establish internal controls and reporting methods on the adequacy of those controls.
SEC	The Securities and Exchange Commission.
S&P 500	Standard and Poor's 500 Stock Index.
SOFR	Secured overnight financing rate. A measure of the cost of borrowing cash overnight collateralized by U.S. Treasury Securities.
TBA Agency Securities	Forward contracts for the purchase (“long position”) or sale (“short position”) of Agency Securities at a predetermined price, face amount, issuer, coupon and stated maturity on an agreed-upon future date.
TBA Drop Income	The discount associated with TBA Agency Securities contracts which reflects the expected interest income on the underlying deliverable Agency Securities, net of an implied financing cost, which would have been earned by the buyer if the TBA Agency Securities contract had settled on the next regular settlement date instead of the forward settlement date specified. TBA Drop Income is calculated as the difference between the forward settlement price of the TBA Agency Securities contract and the spot price of similar TBA Agency Securities contracts for regular settlement. The Company generally accounts for TBA Agency Securities contracts as derivatives and TBA Drop Income is included as part of the periodic changes in fair value of the TBA Agency Securities that the Company recognizes in the Other Income (Loss) section of its Consolidated Statement of Operations.
TRS	Taxable REIT subsidiary.
U.S.	United States.
1940 Act	The Investment Company Act of 1940.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.