Arq (ARQ) CFO sells 16,709 shares in tax-related stock sale

Rhea-AI Filing Summary

Arq, Inc. Chief Financial Officer Jay Loring Voncannon reported selling 16,709 shares of common stock at a weighted average price of $2.27 per share. The sale was executed as a “sell to cover” transaction to satisfy tax withholding obligations arising from the vesting of restricted stock awards. Following this tax-related sale, he directly holds 48,291 shares.

Insider Trade Summary

Net Seller: 16,709 shares ($37,929)

Net Sell 1 txn

Insider Voncannon Jay Loring

Role Chief Financial Officer

Sold 16,709 shs ($38K)

Type	Security	Shares	Price	Value
Sale	Common Stock	16,709	$2.27	$38K

Holdings After Transaction: Common Stock — 48,291 shares (Direct, null)

Footnotes (1)

1. The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The sale was made to satisfy tax withholding obligations to be funded by a "sell to cover" transaction. This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.2700 to $2.2822, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this Form 4.

Key Figures

Shares sold: 16,709 shares Weighted average sale price: $2.27 per share Price range: $2.2700–$2.2822 per share +1 more

4 metrics

Shares sold 16,709 shares Open-market sale on 2026-05-04 to cover tax withholding

Weighted average sale price $2.27 per share Common stock sale on 2026-05-04

Price range $2.2700–$2.2822 per share Multiple sale transactions aggregated in Form 4

Shares held after transaction 48,291 shares Direct common stock ownership after 2026-05-04 sale

Key Terms

sell to cover, restricted stock awards, weighted average price, open-market sale

4 terms

sell to cover financial

"to be funded by a "sell to cover" transaction"

Sell to cover is when a person who receives company stock through options or awards sells just enough shares immediately to pay required taxes, exercise costs, or fees, keeping the rest. Think of it like cashing part of a bonus to cover the tax bill so you can keep the remainder. For investors, it can create predictable small selling pressure and slightly change the number of shares actually held by insiders without increasing long‑term dilution.

restricted stock awards financial

"in connection with the vesting of restricted stock awards"

Restricted stock awards are company shares given to employees or executives that cannot be sold or transferred until certain conditions — like staying with the company for a set time or meeting performance targets — are met, like a gift that is locked in a safe until rules are satisfied. Investors care because these awards tie management’s pay to company performance, can increase the number of shares outstanding when they become tradable (dilution), and may signal expected future selling pressure or commitment to long-term growth.

weighted average price financial

"This price is a weighted average price."

Weighted average price is the average price of a security where each trade or component is counted according to its size, so bigger trades pull the average more than smaller ones. Think of it like calculating the average cost of a grocery haul where items you bought more of have greater influence on the final per-item cost. Investors use it to understand the true average price paid or received, judge execution quality, and compare trading performance against market movement.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

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
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X

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^*

Voncannon Jay Loring

(Last) (First) (Middle)

C/O ARQ, INC

8051 E. MAPLEWOOD AVE, STE 210

(Street)

GREENWOOD VILLAGE COLORADO 80111

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	Chief Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/04/2026

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
Common Stock	05/04/2026		S(1)		16,709	D	$2.27(2)	48,291	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:

1. The sale reported on this Form 4 represents shares sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock awards. The sale was made to satisfy tax withholding obligations to be funded by a "sell to cover" transaction.

2. This price is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $2.2700 to $2.2822, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this Form 4.

Remarks:

Effective March 4, 2026, the Reporting Person ceased serving as Chief Financial Officer of the Issuer. Their status as an insider terminated on that date, and therefore they are no longer subject to Section 16. This Form 4 has been filed in accordance with Rule 16a-2(b) under the Securities and Exchange Act of 1934, as amended; however, the Reporting Person did not realize a profit as respects his purchases of 9,000 shares on November 10, 2025 at a price per share of $3.74 and 6,000 shares on November 11, 2025 at a weighted average price per share of $3.5517 in connection with this transaction.

	/s/ Stacia Hansen. as attorney-in-fact	05/06/2026
	** 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 insider transaction did Arq (ARQ) report in this Form 4?

Arq reported that its CFO, Jay Loring Voncannon, sold 16,709 shares of common stock at a weighted average price of $2.27 per share. The transaction was disclosed as part of his routine tax-related equity compensation activity.

Why did the Arq (ARQ) CFO sell 16,709 shares of stock?

The CFO’s 16,709-share sale was executed to cover tax withholding obligations from the vesting of restricted stock awards. This “sell to cover” structure means shares were sold specifically to fund taxes triggered by equity compensation vesting.

What price did the Arq (ARQ) CFO receive for the shares sold?

The filing states a weighted average sale price of $2.27 per share, with individual trades executed between $2.2700 and $2.2822. This range reflects multiple small transactions aggregated into a single reported weighted average price.

How many Arq (ARQ) shares does the CFO hold after this transaction?

After selling 16,709 shares to satisfy tax withholding, the Arq CFO directly holds 48,291 shares of common stock. This post-transaction holding figure is provided in the Form 4 to show his remaining direct ownership stake.

Was the Arq (ARQ) CFO’s stock sale an open-market transaction?

Yes, the transaction is coded as an open-market sale, but the footnote clarifies it functioned as a “sell to cover” for tax withholding. This means the sale’s primary purpose was paying taxes on vested restricted stock awards.