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Form 8-K

sec.gov

8-K — INSTEEL INDUSTRIES INC

Accession: 0001437749-26-016434

Filed: 2026-05-12

Period: 2026-05-12

CIK: 0000764401

SIC: 3310 (STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS)

Item: Other Events

Item: Financial Statements and Exhibits

Documents

8-K — iiin20260511_8k.htm (Primary)

EX-99.1 — EXHIBIT 99.1 (ex_960481.htm)

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of report (Date of earliest event reported): May 12, 2026

Insteel Industries Inc.

(Exact Name of Registrant as Specified in Charter)

North Carolina

1-9929

56-0674867

(State or Other Jurisdiction

of Incorporation)

(Commission

File Number)

(I.R.S. Employer

Identification No.)

1373 Boggs Drive

Mount Airy, North Carolina 27030

(Address of Principal Executive Offices, and Zip Code)

(336) 786-2141

Registrant’s Telephone Number, Including Area Code

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Written communication pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock (No Par Value)

IIIN

The New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01. Other Events

On May 12, 2026, Insteel Industries Inc. issued a news release announcing that its Board of Directors has declared its regular quarterly cash dividend of $0.03 per share of common stock, payable on June 26, 2026, to shareholders of record as of June 12, 2026. A copy of this release is included as Exhibit 99.1 to this Current Report on Form 8-K and incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits

Exhibit 99.1

News Release dated May 12, 2026 announcing declaration of a quarterly cash dividend of $0.03 per share.

Exhibit 104

Cover Page Interactive Data File (embedded within Inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

INSTEEL INDUSTRIES INC.

By:         /s/ Elizabeth C. Southern

Name:    Elizabeth C. Southern

Title:      Vice President Administration, Secretary and Chief Legal Officer

Date:      May 12, 2026

EX-99.1 — EXHIBIT 99.1

EX-99.1

Filename: ex_960481.htm · Sequence: 2

ex_960481.htm

Exhibit 99.1

NEWS RELEASE

FOR IMMEDIATE RELEASE

Contact:

Scot Jafroodi

Vice President,

Chief Financial Officer and Treasurer

Insteel Industries Inc.

(336) 786-2141

INSTEEL INDUSTRIES DECLARES QUARTERLY CASH DIVIDEND

MOUNT AIRY, N.C., May 12, 2026 – Insteel Industries Inc. (NYSE: IIIN) today announced that its board of directors declared a regular quarterly cash dividend of $0.03 per share of common stock payable on June 26, 2026, to shareholders of record as of June 12, 2026.

About Insteel

Insteel is the nation’s largest manufacturer of steel wire reinforcing products for concrete construction applications. Insteel manufactures and markets prestressed concrete strand and welded wire reinforcement, including engineered structural mesh, concrete pipe reinforcement and standard welded wire reinforcement. Insteel’s products are sold primarily to manufacturers of concrete products and concrete contractors for use, primarily, in nonresidential construction applications. Headquartered in Mount Airy, North Carolina, Insteel operates 11 manufacturing facilities located in the United States.

Forward-Looking Statements and Risk Factors

This news release may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Statements that are not descriptions of historical facts are forward-looking statements that are based on our current expectations and may include commentary on our plans, financial position, liquidity, and other business developments. Forward-looking statements are inherently subject to risks and uncertainties, some of which cannot be predicted or quantified. Future results could differ materially from those described, and we do not undertake and specifically decline any obligation to correct or update any forward-looking statements. For further information regarding risk factors that could affect our operations and future results, refer to our reports filed with the U.S. Securities and Exchange Commission, including our annual report on Form 10-K for the year ended September 27, 2025.

1373 BOGGS DRIVE, MOUNT AIRY, NC 27030/PHONE: (336) 786-2141/FAX: (336) 786-2144

WWW.INSTEEL.COM

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May 12, 2026

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