Company: MFAN
Filing Date: 2025-12-12
Form Type: 15-15D
Source: 0001104659-25-120653
Chunk: 0

Company: MFA FINANCIAL, INC.
Filing Date: 2025-12-12
Form: 15-15D
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 15

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File Number: 333-224986, 333-272960

MFA FINANCIAL, INC. 401(k) Savings Plan

(Exact name of registrant as specified in its charter)

One Vanderbilt Ave., 48th Floor

New York, New York 10017

(212) 207-6400

(Address, including zip code, and telephone number,
including area code, of registrant’s principal executive offices)

Participation Interests in the MFA Financial, Inc. 401(k) Savings Plan

(Title of each class of securities covered by
this Form)

None

(Titles of all other classes of securities for
which a duty to file reports under section 13(a) or 15(d) remains)</div>

Please place an X in the box(es) to designate
the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports:

| Rule 12g-4(a)(1)     |     | ¨ |
| Rule 12g-4(a)(2)     |     | ¨ |
| Rule 12h-3(b)(1)(i)  |     | x |
| Rule 12h-3(b)(1)(ii) |     | ¨ |
| Rule 15d-6           |     | ¨ |
| Rule 15d-22(b)       |     | ¨ |

Approximate number of holders of record as of
the certification or notice date: None

Pursuant to the requirements of the Securities
Exchange Act of 1934, as amended, MFA Financial, Inc. has caused this certification/notice to be signed on its behalf by the undersigned
duly authorized person.

| Date: December 12, 2025 | MFA FINANCIAL, INC. |                      |                         |
|:------------------------|:--------------------|:---------------------|:------------------------|
|                         | By:                 | /s/ Craig L. Knutson |                         |
|