Shimon Steinmetz - 31 Jul 2026 Form 4 Insider Report for Arq, Inc. (ARQ)

Reporting relationship: Chief Financial Officer
Issuer ticker: ARQ
Reported as of: 31 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 04 Aug 2026, 20:31:43 UTC
Prior SEC filing: 04 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Shimon Steinmetz

Key filing fact

Shimon Steinmetz filed Form 4 for Arq, Inc. (ARQ) on 04 Aug 2026.

Key facts

This page summarizes Shimon Steinmetz's Form 4 filing for Arq, Inc. (ARQ).
4 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 04 Aug 2026, 20:31.

Change

Previous filing in this sequence was filed on 04 Aug 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001579280 Primary reporting owner

Steinmetz Shimon

Relationship: Chief Financial Officer
Address: 8051 E. MAPLEWOOD AVE., STE. 210, GREENWOOD VILLAGE
Signature: /s/ Shimon Steinmetz
Signature date: 04 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ARQ transaction

Common Stock

Award

Transaction value
Shares: +250,000
Change %
Price: $0.000000^*
Shares after: 250,000
Date: 31 Jul 2026
Ownership: Direct
Footnotes: F1

ARQ transaction

Common Stock

Award

Transaction value
Shares: +93,023
Change %: +37%
Price: $0.000000^*
Shares after: 343,023
Date: 01 Aug 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ARQ transaction Derivative

Performance Share Units

Award

Transaction value
Shares: +150,000
Change %
Price: $0.000000^*
Shares after: 150,000
Date: 31 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 150,000
Exercise price
Footnotes: F3, F4

ARQ transaction Derivative

Performance Share Units

Award

Transaction value
Shares: +93,023
Change %
Price: $0.000000^*
Shares after: 93,023
Date: 01 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 186,046
Exercise price
Footnotes: F5, F6, F7

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 7 footnotes

Footnote F1

Represents restricted stock awards ("RSAs") granted to Mr. Steinmetz as an employment inducement award. 75,000 RSAs shall vest on the second anniversary of the grant date and the remaining 175,000 RSAs shall vest on the third anniversary of the grant date.

Footnote F2

Represents RSAs granted in accordance with the Issuer's long-term incentive plan under the 2026 Omnibus Incentive Plan, approved by stockholders on June 10, 2026. The RSAs shall vest in three equal installments, on each of August 1, 2027, March 23, 2028, and March 23, 2029.

Footnote F3

Represents performance share units ("PSUs") granted to Mr. Steinmetz as an employment inducement award. Each PSU represents the right to receive one share of the Issuer's Common Stock upon vesting and settlement.

Footnote F4

50,000 PSUs vest when the 30-day volume weighted average price of the Issuer's Common Stock (the "30-Day VWAP") equals $8.00 per share, 50,000 PSUs vest when the 30-Day VWAP equals $10.00 per share, and 50,000 PSUs vest when the 30-Day VWAP equals $15.00 per share, in each case, prior to the third anniversary of the date of grant.

Footnote F5

Represents PSUs granted in accordance with the Issuer's long-term incentive plan under the 2026 Omnibus Incentive Plan.

Footnote F6

Each PSU represents a contingent right to receive one share of the Issuer's common stock upon vesting of the PSU, which will occur, if at all, no later than March 15, 2029 subject to the reporting person's continuous service with the Issuer or its related entities and the achievement of certain pre-established goals to be measured as of December 31, 2028.

Footnote F7

Represents the maximum number of PSUs that will vest, if at all, which is 200% of the target award.