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MEC · Amended Current Report (Form 8-K/A) · Filed September 15, 2025

Mayville Engineering Company Inc — Amended Current Report (Form 8-K/A)

Form
8-K/A
Filed
September 15, 2025
Period
Jul 1, 2025
Ticker
MEC
Accession
0001104659-25-089961
Boardroom Alpha · Filing insights

Amendment provides Accu-Fab financial statements and unaudited pro forma results after the acquisition.

About Mayville Engineering Company Inc
Market cap
$663M
1Y TSR
+65.3%
3Y TSR
+23.5%
Board grade
B
Sector
Industrials
CEO
Jagadeesh A Reddy
Last annual meeting: Apr 21, 2026 · View full Mayville Engineering Company Inc profile →

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K/A

(AMENDMENT NO.1)

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): July 1, 2025

Mayville Engineering Company, Inc.

(Exact name of registrant as specified in its charter)

Wisconsin

 

001-38894

 

39-0944729

(State or other jurisdiction

of incorporation)

 

(Commission

File Number)

 

(IRS Employer

Identification No.)

135 S. 84th Street, Suite 300

Milwaukee, Wisconsin 53214

(Address of principal executive offices, including zip code)

(920387-4500

(Registrant’s telephone number, including area code)

Not Applicable

(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

Common Stock, no par value

 

MEC

 

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 (§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.

On July 1, 2025, Mayville Engineering Company, Inc. (the “Company”) filed a Current Report on Form 8-K (“the Original Form 8-K”) to report the consummation of its previously announced acquisition of Accu-Fab, LLC (“Accu-Fab”). This Amendment No. 1 to the Original Form 8-K amends and supplements Item 9.01 of the Original Form 8-K to provide the historical audited and unaudited financial statements of Accu-Fab and the unaudited pro form consolidated combined financial information of the Company pursuant to Items 9.01(a) and 9.01(b) of Form 8-K that were excluded from the Original Form 8-K in reliance on the instructions to such items. Except as noted in this paragraph, no other information contained in the Original Form 8-K is amended or supplemented.

Item 9.01.Financial Statements and Exhibits.

(a)Financial Statements of Business Acquired

The financial statements for Accu-Fab required by Item 9.01(a) of Form 8-K are attached as Exhibit 99.1 and Exhibit 99.2 to this Amendment No.1 and incorporated herein by reference.

(b)Pro Forma Financial Information

The unaudited pro forma consolidated combined financial information required by Item 9.01(b) of Form 8-K is attached as Exhibit 99.3 to this Amendment No. 1 to the Original Form 8-K and incorporated herein by reference.

(c)

Not applicable.

(d)

Exhibits. The exhibits listed in the exhibit index below are being filed herewith.

EXHIBIT INDEX

Exhibit

Number

Description

23.1

Consent of RSM US LLP, Independent Auditor for Accu-Fab, LLC.

99.1

The audited Financial Statements of Accu-Fab, LLC as of and for the years ended December 31, 2024, and 2023, and the related notes thereto.

99.2

The unaudited Financial Statements of Accu-Fab, LLC as of and for the three months ended March 31, 2025 and 2024, and the related notes thereto.

99.3

The unaudited Pro Forma Consolidated Combined Financial Information of Mayville Engineering Company, Inc as of and for the three months ended March 31, 2025, and the twelve-months ended December 31, 2024, and the related notes thereto.

104

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

SIGNATURES

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

MAYVILLE ENGINEERING COMPANY, INC.

Date: September 15, 2025

 

 

By:

/s/ Rachele M. Lehr

 

Rachele M. Lehr

Chief Financial Officer

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Reference

Frequently asked questions

When did Mayville Engineering Company Inc file this 8-K/A?
Mayville Engineering Company Inc (MEC) filed this Amended Current Report (Form 8-K/A) with the SEC on September 15, 2025. The accession number assigned by EDGAR is 0001104659-25-089961.
What does an 8-K/A disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Amendment provides Accu-Fab financial statements and unaudited pro forma results after the acquisition. This is Boardroom Alpha's one-line summary of the amended current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Mayville Engineering Company Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K/A Mayville Engineering Company Inc has filed under CIK 1766368, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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