AIN

ain-20260430

325 Corporate DrivePortsmouthNew HampshireFALSE000081979300008197932026-04-302026-04-30

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934

Date of Report:    April 30, 2026

(Date of earliest event reported)

ALBANY INTERNATIONAL CORP.

(Exact name of registrant as specified in its charter)

Delaware 1-10026

14-0462060

(State or other jurisdiction

of incorporation)

(Commission

File Number)

(I.R.S Employer

Identification No.)

325 Corporate Drive Portsmouth, New Hampshire 03801

(Address of principal executive offices)

(Zip Code)

Registrant’s telephone number, including area code       603-330-5800

None

(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:

☐    Written communications 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

Class A Common Stock, $0.001 par value per share

AIN

The New York Stock Exchange (NYSE)

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act 1933 (230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (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 2.02.  Results of Operations and Financial Condition.

On April 30, 2026 Albany International issued a news release reporting first-quarter 2026 financial results. The Company will host a webcast to discuss earnings at 8:30 a.m. Eastern Time on Wednesday April 30, 2026. The news release is furnished as Exhibit 99.1 to this report.

Item 9.01. Financial Statements and Exhibits.

(d)    Exhibits. The following exhibit is being furnished herewith:

99.1    News release dated April 30, 2026 reporting first-quarter 2026 financial results.

Signature

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 hereunto duly authorized.

ALBANY INTERNATIONAL CORP.

By: /s/ Willard C. Station

Name: Willard C. Station

Title: Executive Vice President, Chief Financial Officer

(Principal Financial Officer)

Date: April 30, 2026

EXHIBIT INDEX

Exhibit No.

Description

99.1 News release dated April 30, 2026 reporting first-quarter 2026 financial results.

104Inline XBRL cover page.

Exhibit 99.1

Albany International Reports First-Quarter 2026 Results

•Q1 2026 net revenue of $311.3 million, compared to $288.8 million in Q1 2025.

•Q1 2026 net income attributable to the Company of $15.3 million, or diluted earnings per share (EPS) of $0.54, compared to net income of $17.4 million, or diluted EPS of $0.56, in the prior year.

•Adjusted EBITDA of $48.2 million in Q1 2026 and Adjusted EPS per diluted share of $0.60, compared to $55.7 million and $0.73 in Q1 2025.

•Paid $7.9 million in dividends and invested $9.3 million in capital in the first quarter, continuing its commitment of balanced capital allocation.

PORTSMOUTH, N.H.--(BUSINESS WIRE)--April 30, 2026 — Albany International Corp. (NYSE:AIN) today reported operating results for its first quarter of 2026, which ended March 31, 2026.

Gunnar Kleveland, Albany International’s President and Chief Executive Officer said, “Over the past year, we have taken steps to de-risk the business by addressing underperforming areas and sharpening our focus on profitable growth. This has driven a strong start to 2026, with results at the top end of our expectations.”

Kleveland continued, "Momentum built throughout the first quarter, with a particularly strong finish in March. Machine Clothing was able to recover a significant portion of lost production related to an equipment failure and Engineered Composites delivered solid performance driven by broad based volume growth across both commercial and defense.”

Consolidated Results

The Company’s net revenues were $311.3 million in the first quarter of 2026, compared to $288.8 million in the prior year, or $302.1 million on a same currency basis. The increase was primarily driven by higher volume in the Engineered

ain-20260224325 Corporate DrivePortsmouthNew HampshireFALSE000081979300008197932026-02-242026-02-240000819793ain:ClassACommonStockMember2026-02-242026-02-24

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of Report:    February 24, 2026 (Date of earliest event reported)

ALBANY INTERNATIONAL CORP.

(Exact name of registrant as specified in its charter)

Delaware1-1002614-0462060 (State or other jurisdiction of incorporation)(Commission File Number)(I.R.S Employer Identification No.)

325 Corporate Drive Portsmouth, New Hampshire 03801 (Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code       603-330-5850

None (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: ☐    Written communications 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 classTrading Symbol(s)Name of each exchange on which registered Class A Common Stock, $0.001 par value per shareAINThe New York Stock Exchange (NYSE)

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act 1933 (230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (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 2.02.  Results of Operations and Financial Condition. On February 24, 2026 Albany International issued a news release reporting fourth quarter 2025 financial results. The Company will host a webcast to discuss earnings at 9:00 a.m. Eastern Time on February 24, 2026. The news release is furnished as Exhibit 99.1 to this report.

Item 9.01. Financial Statements and Exhibits. (d)    Exhibits. The following exhibit is being furnished herewith: 99.1    News release dated February 24, 2026 reporting fourth-quarter 2025 financial results.

Signature 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 hereunto duly authorized.

ALBANY INTERNATIONAL CORP.

By:/s/ Willard C. Station

Name:Willard C. Station Title:Executive Vice President and Chief Financial Officer (Principal Financial Officer)

Date: February 24, 2026

EXHIBIT INDEX

Exhibit No.Description 99.1News release dated February 24, 2025 reporting fourth-quarter 2024 financial results.

104Inline XBRL cover page.

Exhibit 99.1

Albany International Reports Fourth-Quarter 2025 Results

•Q4 2025 net revenue of $321.2 million, compared to $286.9 million in Q4 2024. •Q4 2025 net income of $14.0 million, or earnings per share (EPS) of $0.49, compared to net income of $17.7 million, or EPS of $0.57, in the prior year. •Adjusted EBITDA of $57.3 million in Q4 2025 and Adjusted EPS per diluted share of $0.65, compared to $50.0 million and $0.58 in Q4 2024. •Repurchased $16.8 million, or 360,267 shares of common stock in the fourth quarter of 2025, paid $7.9 million in dividends and invested $22.7 million in capital in the fourth quarter, continuing its commitment of balanced capital allocation.

Portsmouth, N.H. — (BUSINESS WIRE) — February 24, 2026 — Albany International Corp. (NYSE:AIN) today reported operating results for its full year and for its fourth quarter of 2025, which ended December 31, 2025.

Gunnar Kleveland, Albany International’s President and Chief Executive Officer said, “We are underway with the previously announced strategic review of our structures assembly business and its associated production site in Salt Lake City, and have engaged an advisor to help guide this transaction. This action will position the remaining Aerospace portfolio to align more closely with our strategic priorities and to pursue growth opportunities where our differentiated technologies provide a clear competitive advantage and stronger returns.”

Kleveland continued, "Our strong balance sheet continues to support Albany’s culture of innovation, as we develop advanced materials with broad and expanding applications in both Machine Clothing and Engineered Composites. In Machine Clothing, where our service model, quality, and product perfo

ain-20251028325 Corporate DrivePortsmouthNew HampshireFALSE0000819793NYSE00008197932025-10-282025-10-28

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of Report:    October 28, 2025 (Date of earliest event reported)

ALBANY INTERNATIONAL CORP.

(Exact name of registrant as specified in its charter)

Delaware1-10026 14-0462060

(State or other jurisdiction of incorporation) (Commission File Number) (I.R.S Employer Identification No.)

325 Corporate Drive Portsmouth, New Hampshire 03801 (Address of principal executive offices) (Zip Code)

Registrant’s telephone number, including area code       603-330-5850

216 Airport Drive Rochester, New Hampshire (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: ☐    Written communications 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

Class A Common Stock, $0.001 par value per share AIN The New York Stock Exchange (NYSE)

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act 1933 (230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (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 2.02. Results of Operations and Financial Condition.

On October 28, 2025, Albany International Corp. (the "Company") issued a press release announcing it would initiate a review of strategic alternatives for its structures assembly business and that it will recognize an approximately $147 million loss reserve adjustment in the third quarter of 2025 related to performance on its CH-53K contract within its Engineered Composites (AEC) business segment.

Item 7.01. Regulation FD Disclosure.

A copy of the press release is attached as Exhibit 99.1.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits. The following exhibit is being furnished herewith:

99.1    Press release dated October 28, 2025.

Signature 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 hereunto duly authorized.

ALBANY INTERNATIONAL CORP.

By: /s/ Willard Station

Name: Willard Station Title: Executive Vice President and Chief Financial Officer (Principal Financial Officer)

Date: October 3, 2024

EXHIBIT INDEX

Exhibit No. Description

99.1Press release dated October 28, 2025.

104Inline XBRL cover page.