Arcosa updates investor presentation; Item 7.01 furnished Exhibit 99.1

Rhea-AI Filing Summary

Arcosa, Inc. (ACA) furnished updated investor presentation materials under Regulation FD. Management may use these materials from time to time to discuss the company’s operations and performance. The presentation is attached as Exhibit 99.1 and is also available on the company’s website at www.arcosa.com.

The materials in Item 7.01, including Exhibit 99.1, are being furnished, not filed, and therefore are not subject to liabilities under Section 18 of the Exchange Act, nor incorporated by reference into other filings unless expressly stated. The company also notes this submission is not an admission of materiality for information disclosed solely to satisfy Regulation FD.

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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 (Date of Earliest Event Reported): November 10, 2025

Arcosa, Inc.

__________________________________________

(Exact name of registrant as specified in its charter)

Delaware

1-38494

82-5339416

(State or other jurisdiction of incorporation)

(Commission File Number)

(I.R.S. Employer Identification No.)

500 N. Akard Street, Suite 400

Dallas,

Texas

75201

(Address of principal executive offices)

(Zip Code)

Registrant's telephone number, including area code: (972) 942-6500

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 ($0.01 par value)			ACA			New York Stock Exchange
Common Stock ($0.01 par value)			ACA			NYSE Texas, Inc.

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. ☐

Item 7.01     Regulation FD Disclosure.

Arcosa, Inc. (the “Company”) has updated its presentation materials that management intends to use from time to time in investor presentations about the Company’s operations and performance. The investor presentation is attached as Exhibit 99.1 to this report and is incorporated herein by reference. In addition, the investor presentation will be made available on www.arcosa.com.

The information in Item 7.01 of this report (including Exhibit 99.1) is being furnished and shall not be deemed to be filed for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise be subject to the liabilities of that section, nor shall it be deemed to be incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as otherwise expressly stated in such filing. Additionally, the submission of this Item 7.01 in this report on Form 8-K is not an admission of the materiality of any information in this Item 7.01 of this report that is required to be disclosed solely by Regulation FD.

Item 9.01     Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.			Description
99.1			Arcosa, Inc. Investor Presentation dated November 2025
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 report to be signed on its behalf by the undersigned hereunto duly authorized.

			Arcosa, Inc.
			(Registrant)
November 10, 2025			By:			/s/ Gail M. Peck
						Name: Gail M. Peck
						Title: Chief Financial Officer

FAQ

What did Arcosa (ACA) announce in this 8-K?

Arcosa furnished updated investor presentation materials under Item 7.01 (Regulation FD).

Where can I find Arcosa’s updated investor presentation?

It is attached as Exhibit 99.1 and available on www.arcosa.com.

Is the investor presentation filed or furnished?

It is furnished, not filed, under Item 7.01 and is not subject to Section 18 liabilities.

What is the exhibit reference for the presentation?

The investor presentation is Exhibit 99.1.

What is the date referenced for the investor presentation?

The exhibit is identified as the Arcosa, Inc. Investor Presentation dated November 2025.

Does this 8-K incorporate the presentation into other filings?

No, it will not be incorporated by reference unless expressly stated in another filing.