Director Matteson gets 96,000 Class B shares at Suncrete (RMIX)

Rhea-AI Filing Summary

Matteson Mark R reported acquisition or exercise transactions in this Form 4 filing.

Suncrete, Inc. director Mark R. Matteson received an equity award of 96,000 shares of Class B Common Stock. These are restricted shares with time-based vesting: 64,000 shares vest on April 20, 2028, and 32,000 shares vest on April 20, 2029, if he continues providing services.

Each Class B share is convertible into one Class A Common share and carries 10 votes per share, compared with one vote for Class A. Following this grant, Matteson holds 96,000 Class B shares directly and has sole voting power over them under the award terms.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Matteson Mark R

Role null

Type	Security	Shares	Price	Value
Grant/Award	Class B Common Stock	96,000	$0.00	--

Holdings After Transaction: Class B Common Stock — 96,000 shares (Direct, null)

Footnotes (1)

1. Each share of Class B Common Stock, par value $0.0001 per share ("Class B Common Stock"), of Suncrete, Inc. (the "Issuer") is convertible at any time at the option of the holder thereof into one share of Class A Common Stock, par value $0.0001 per share, of the Issuer ("Class A Common Stock"). In addition, upon the election of the holders of a majority of the then-outstanding shares of Class B Common Stock, all outstanding shares of Class B Common Stock will be converted into shares of Class A Common Stock. Further, each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon any transfer, whether or not for value, except upon certain transfers described in the Issuer's amended and restated certificate of incorporation. The holders of Class A Common Stock and Class B Common Stock vote as a single class on all matters submitted to a vote of stockholders. The holders of Class A Common Stock are entitled to one vote per share and the holders of the Class B Common Stock are entitled to 10 votes per share. The shares of Class B Common Stock do not expire. Represents 96,000 restricted shares of Class B Common Stock with time-based vesting criteria granted to Mr. Matteson under the Suncrete, Inc. 2026 Omnibus Incentive Plan that vest as follows: (i) 64,000 shares on April 20, 2028, and (ii) 32,000 shares on April 20, 2029; provided, that Mr. Matteson is providing services to the Issuer through each such date. Under the terms of the award agreement, Mr. Matteson has sole voting power with respect to the shares.

Key Figures

Restricted Class B shares granted: 96,000 shares Shares after transaction: 96,000 shares First vesting tranche: 64,000 shares +3 more

6 metrics

Restricted Class B shares granted 96,000 shares Equity award to director Matteson

Shares after transaction 96,000 shares Total Class B held directly after grant

First vesting tranche 64,000 shares Vest on April 20, 2028, service-based

Second vesting tranche 32,000 shares Vest on April 20, 2029, service-based

Class B voting power 10 votes per share Compared with one vote for Class A

Conversion ratio 1:1 into Class A Each Class B share convertible into Class A

Key Terms

Class B Common Stock, Class A Common Stock, restricted shares, time-based vesting criteria, +1 more

5 terms

Class B Common Stock financial

"Each share of Class B Common Stock ... is convertible at any time"

A class B common stock is one of multiple types of a company’s ordinary shares that carries specific rights—often different voting power or dividend priority—compared with other classes. For investors it matters because those differences affect how much influence you have over company decisions, the income you might receive, and how freely the shares trade; think of it like owning a car with different keys: some keys let you start the engine and open the trunk, others only unlock the door.

Class A Common Stock financial

"convertible at any time ... into one share of Class A Common Stock"

Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.

restricted shares financial

"Represents 96,000 restricted shares of Class B Common Stock"

Restricted shares are company stock that cannot be sold or transferred immediately because they are subject to legal or contractual limits, such as a required holding period or performance conditions. They matter to investors because these locked-up shares can affect a company’s available stock for trading, future dilution, and insider incentives—imagine a gift that can’t be cashed until certain conditions are met, which changes when and how much supply can suddenly enter the market.

time-based vesting criteria financial

"restricted shares of Class B Common Stock with time-based vesting criteria"

2026 Omnibus Incentive Plan financial

"granted to Mr. Matteson under the Suncrete, Inc. 2026 Omnibus Incentive Plan"

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Matteson Mark R

(Last) (First) (Middle)

5420 LBJ FREEWAY, SUITE 950

(Street)

DALLAS TEXAS 75240

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Suncrete, Inc. [ RMIX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/20/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class B Common Stock	(1)(2)	04/20/2026		A		96,000(3)		(1)(2)	(1)(2)	Class A Common Stock	96,000	$0	96,000	D

Explanation of Responses:

1. Each share of Class B Common Stock, par value $0.0001 per share ("Class B Common Stock"), of Suncrete, Inc. (the "Issuer") is convertible at any time at the option of the holder thereof into one share of Class A Common Stock, par value $0.0001 per share, of the Issuer ("Class A Common Stock"). In addition, upon the election of the holders of a majority of the then-outstanding shares of Class B Common Stock, all outstanding shares of Class B Common Stock will be converted into shares of Class A Common Stock. Further, each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon any transfer, whether or not for value, except upon certain transfers described in the Issuer's amended and restated certificate of incorporation. The holders of Class A Common Stock and Class B Common Stock vote as a single class on all matters submitted to a vote of stockholders.

2. The holders of Class A Common Stock are entitled to one vote per share and the holders of the Class B Common Stock are entitled to 10 votes per share. The shares of Class B Common Stock do not expire.

3. Represents 96,000 restricted shares of Class B Common Stock with time-based vesting criteria granted to Mr. Matteson under the Suncrete, Inc. 2026 Omnibus Incentive Plan that vest as follows: (i) 64,000 shares on April 20, 2028, and (ii) 32,000 shares on April 20, 2029; provided, that Mr. Matteson is providing services to the Issuer through each such date. Under the terms of the award agreement, Mr. Matteson has sole voting power with respect to the shares.

Remarks:

On April 8, 2026, Mr. Matteson filed a Form 3 which reported that he may be deemed to beneficially own securities of the Issuer directly held by Dothan Concrete Investors, LLC due to his position as an executive officer of SunTx Capital Management Corp. Mr. Matteson was not an executive officer of SunTx Management Corp. as of April 8, 2026, and does not beneficially own any securities of the Issuer directly held by SunTx Capital Management Corp. As a result, such securities are not included on this Form 4.

	/s/ Mark R. Matteson	04/22/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Suncrete (RMIX) director Mark R. Matteson report on this Form 4?

Mark R. Matteson reported receiving an award of 96,000 restricted shares of Suncrete Class B Common Stock. The grant was issued at no cash cost and is part of the company’s 2026 Omnibus Incentive Plan, reflecting equity-based director compensation.

How do the 96,000 Suncrete (RMIX) Class B shares vest for Mark R. Matteson?

The 96,000 restricted Class B shares vest in two time-based tranches. 64,000 shares vest on April 20, 2028, and the remaining 32,000 shares vest on April 20, 2029, provided Matteson continues to provide services to Suncrete through each vesting date.

What special voting and conversion rights do Suncrete (RMIX) Class B shares have?

Each Class B share is convertible into one Class A share and carries 10 votes, versus one vote for Class A. Class B can convert to Class A at the holder’s option, by majority election of Class B holders, or automatically upon most transfers, as described in Suncrete’s charter.

How many Suncrete (RMIX) shares does Mark R. Matteson hold after this transaction?

After the reported grant, Matteson holds 96,000 shares of Class B Common Stock directly. These are restricted shares subject to vesting, but under the award agreement he has sole voting power over them while they remain outstanding in his name.

Under what plan was the 96,000-share Suncrete (RMIX) award granted?

The 96,000 restricted Class B shares were granted under the Suncrete, Inc. 2026 Omnibus Incentive Plan. This plan authorizes equity-based awards such as restricted stock, aligning directors’ and key service providers’ interests with shareholders through long-term stock ownership.