Arq (ARQ) general counsel adds 2,000 shares in open-market buys

Rhea-AI Filing Summary

Arq, Inc. reported that its General Counsel and Corporate Secretary, Smith Claiborne Benson, bought additional company stock in the open market. He purchased 1,000 shares of common stock on March 12 at $1.9185 per share and another 1,000 shares on March 16 at $1.9179 per share. Following these two transactions, his directly owned common stock holdings increased to 102,491 shares, indicating a modest personal increase in investment in the company.

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

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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^*

Smith Claiborne Benson

(Last) (First) (Middle)

C/O ARQ, INC

8051 E. MAPLEWOOD AVE, STE 210

(Street)

GREENWOOD VILLAGE CO 80111

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Arq, Inc. [ ARQ ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Gen Counsel, Corp Secretary

3. Date of Earliest Transaction (Month/Day/Year)
03/12/2026

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

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

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

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
Common Stock	03/12/2026		P		1,000	A	$1.9185	101,491	D
Common Stock	03/16/2026		P		1,000	A	$1.9179	102,491	D

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

Explanation of Responses:

Remarks:

	/s/ Claiborne B. Smith	03/16/2026
	** 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.

FAQ

What insider transaction did Arq (ARQ) disclose in this Form 4?

Arq disclosed that its General Counsel and Corporate Secretary, Smith Claiborne Benson, made two open-market purchases totaling 2,000 shares of common stock, modestly increasing his personal stake in the company.

How many Arq (ARQ) shares did Smith Claiborne Benson buy and at what prices?

Smith Claiborne Benson bought 1,000 shares at $1.9185 per share on March 12 and another 1,000 shares at $1.9179 per share on March 16 in open-market transactions.

What is Smith Claiborne Benson’s total Arq (ARQ) shareholding after these purchases?

After the reported open-market purchases, Smith Claiborne Benson directly owns 102,491 shares of Arq common stock, reflecting his updated post-transaction holdings as shown in the Form 4.

What role does the insider involved in this Arq (ARQ) Form 4 hold at the company?

The insider, Smith Claiborne Benson, serves as Arq’s General Counsel and Corporate Secretary, meaning he is a senior legal and corporate governance officer with direct responsibilities inside the organization.

Were the Arq (ARQ) insider transactions open-market purchases or another type?

Both transactions were classified as open-market purchases of common stock, indicated by transaction code “P,” which reflects buying shares on the market rather than receiving them as compensation or through option exercises.

Did the Arq (ARQ) Form 4 report any insider stock sales or derivative exercises?

The Form 4 reports only net buying activity by the insider, with two open-market purchases totaling 2,000 shares and no reported stock sales, option exercises, gifts, or tax-withholding dispositions.