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

April 28, 2021

Date of Report (Date of earliest event reported)

AEGION CORPORATION

(Exact name of registrant as specified in its charter)

Delaware

(State or other jurisdiction of incorporation or organization)

001-35328

(Commission File Number)

45-3117900

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

17988 Edison Avenue

Chesterfield, Missouri

(Address of Principal Executive Offices)

63005

(Zip Code)

(636) 530-8000

(Registrant’s telephone number, including area code)

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 Shares, $0.01 par value	AEGN	The Nasdaq Global Select Market

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.

On April 28, 2021, the Board of Directors of Aegion Corporation, a Delaware corporation (the “Company”), issued a communication to the stockholders of the Company. The communication is attached hereto as Exhibit 99.1 and incorporated by reference herein.

Item 9.01

Financial Statements and Exhibits.

(d)

	Exhibit No.		Description

	99.1		Stockholder Communication dated April 28, 2021, filed herewith.

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.

	REGISTRANT:

	AEGION CORPORATION.


Date: April 28, 2021	By: /s/ Mark. A. Menghini
	Mark A. Menghini
	Senior Vice President, General Counsel and Secretary

Aegion Corp 8-K