Company: MFAN
Filing Date: 2025-08-15
Form Type: 424B5
Source: 0001104659-25-079255
Chunk: 8

Company: MFA FINANCIAL, INC.
Filing Date: 2025-08-15
Form: 424B5
Chunk 8
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 supplement and the accompanying prospectus.

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TABLE OF CONTENTS

### THE OFFERING
Issuer

MFA Financial, Inc., a Maryland corporation.

Securities Offered

Shares of our common stock, par value $0.01 per share, with an aggregate gross sales price of up to $300,000,000.

NYSE Symbol

“MFA”

Use of Proceeds

We intend to add the net proceeds from sales of the securities offered hereby for general corporate purposes, which may include investing in additional residential mortgage-related assets, including but not limited to, residential whole loans, BPLs, MBS and other mortgage-related investments, and for working capital, which may include, among other things, the repayment of indebtedness.

Ownership Limit

Our charter contains restrictions on the ownership and transfer of our capital stock that are intended to assist us in complying with the requirements for qualification as a REIT. Among other things, our charter provides that, subject to certain exceptions, no person or entity may actually or beneficially own, or be deemed to own by virtue of the applicable constructive ownership provisions of the Internal Revenue Code of 1986, as amended, more than 9.8% (in value or in number of shares, whichever is more restrictive) of the outstanding shares of our capital stock. Our Board may, in its sole discretion, exempt a person from the 9.8% ownership limit under certain circumstances. See “Description of Common Stock and Preferred Stock — Restrictions on Ownership and Transfer” in the accompanying prospectus.

Risk Factors

Investing in our common stock involves risks that are described under the caption “Risk Factors” in this prospectus supplement and in our Annual Report on Form 10-K for the fiscal year ended December 31, 2024, and as updated by our subsequent Quarterly Reports on Form 10-Q and Current Reports on Form 8-K, which are incorporated by reference into this prospectus supplement.

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### RISK FACTORS
An investment in our common stock involves risks. Before acquiring any shares of our common stock offered pursuant to this prospectus supplement, you should carefully consider the risks set forth under the caption “Risk Factors” in this prospectus supplement, in the accompanying prospectus and in our most recent Annual Report on Form 10-K and subsequent filings with the SEC, which are incorporated by reference herein. The risks and uncertainties described below and in other documents