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ASTE · Amended Current Report (Form 8-K/A) · Filed September 10, 2025

Astec Industries Inc — Amended Current Report (Form 8-K/A)

Form
8-K/A
Filed
September 10, 2025
Period
Jul 1, 2025
Ticker
ASTE
Accession
0000792987-25-000056
Boardroom Alpha · Filing insights

Astec completed TerraSource acquisition; 8-K/A provides TerraSource 2024 audited, Q1 2025, and unaudited pro forma financials.

About Astec Industries Inc
Market cap
$1.2B
1Y TSR
+30.7%
3Y TSR
+7.6%
Board grade
B
Sector
Industrials
CEO
Jaco Van Der Merwe
Last annual meeting: Apr 24, 2026 · View full Astec Industries Inc profile →
aste-20250701

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-K/A

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
Astec A logo.jpg
Astec Industries, Inc.
(Exact name of registrant as specified in its charter)

Tennessee001-1159562-0873631
(State or other jurisdiction
of incorporation)
(Commission File Number)(IRS Employer
Identification No.)

1725 Shepherd Road, Chattanooga, Tennessee 37421
(Address of principal executive offices) (Zip Code)

Registrant’s telephone number, including area code: (423) 899-5898


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
Common StockASTEThe Nasdaq Stock Market LLC

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.  ☐



Explanatory Note

On July 1, 2025, Astec Industries, Inc. (the "Company") filed a Current Report on Form 8-K with the Securities and Exchange Commission (the "Original 8-K"), which reported that the Company completed the acquisition of TerraSource Holdings, LLC, a Delaware limited liability company ("TerraSource"), effective as of July 1, 2025 and pursuant to that certain Membership Interest Purchase Agreement, dated as of April 28, 2025, by and among the Company, TerraSource, RLI TSG Holdings LLC, Milacron LLC and the other seller parties thereto. This Current Report on Form 8-K/A amends the Original 8-K to include the consolidated financial statements and pro forma financial statements required by Item 9.01 of Form 8-K. The Company had previously indicated in the Original 8-K that such financial statements and pro forma information would be provided no later than 71 days from the date on which the Original 8-K was required to be filed. This Current Report on Form 8-K/A should be read in conjunction with the Original 8-K. Except as set forth herein, no other modifications have been made to information contained in the Original 8-K.

Item 9.01. Financial Statements and Exhibits

(a) Financial Statements of Businesses Acquired.

The audited financial statements of TerraSource as of and for the year ended December 31, 2024 and unaudited financial statements of TerraSource as of and for the three months ended March 31, 2025, as required by Item 9.01(a) of Form 8-K are attached as Exhibit 99.1 and Exhibit 99.2, respectively, to this Current Report on Form 8-K/A and are incorporated by reference herein.

(b) Pro Forma Financial Information.

The unaudited pro forma combined financial statements of the Company as of and for the year ended December 31, 2024 and as of and for the three months ended March 31, 2025, as required by Item 9.01(b) of Form 8-K are attached as Exhibit 99.3 to this Current Report on Form 8-K/A and are incorporated by reference herein.

(d)Exhibits
23.1
99.1
99.2
99.3
104Cover 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 report to be signed on its behalf by the undersigned hereunto duly authorized.
Astec Industries, Inc.
Date: September 10, 2025
By:/s/ Brian J. Harris
Brian J. Harris
Chief Financial Officer

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Reference

Frequently asked questions

When did Astec Industries Inc file this 8-K/A?
Astec Industries Inc (ASTE) filed this Amended Current Report (Form 8-K/A) with the SEC on September 10, 2025. The accession number assigned by EDGAR is 0000792987-25-000056.
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?
Astec completed TerraSource acquisition; 8-K/A provides TerraSource 2024 audited, Q1 2025, and unaudited pro forma financials. 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 Astec Industries Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K/A Astec Industries Inc has filed under CIK 792987, 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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