Joseph M. Wong - 01 Aug 2026 Form 4 Insider Report for Arq, Inc. (ARQ)

Reporting relationship: Chief Technology Officer
Issuer ticker: ARQ
Reported as of: 01 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 04 Aug 2026, 20:29:58 UTC
Prior SEC filing: 25 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Joseph M Wong

Key filing fact

Joseph M. Wong filed Form 4 for Arq, Inc. (ARQ) on 04 Aug 2026.

Key facts

This page summarizes Joseph M. Wong's Form 4 filing for Arq, Inc. (ARQ).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 04 Aug 2026, 20:29.

Change

Previous filing in this sequence was filed on 25 Mar 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 0001785490 Primary reporting owner

Wong Joseph M

Relationship: Chief Technology Officer
Address: 8051 E MAPLEWOOD AVE, STE 210, C/O ARQ, INC., GREENWOOD VILLAGE
Signature: /s/ Joseph M Wong
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: +61,047
Change %: +16%
Price: $0.000000^*
Shares after: 451,648
Date: 01 Aug 2026
Ownership: Direct
Footnotes: F1

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: +61,047
Change %
Price: $0.000000^*
Shares after: 61,047
Date: 01 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 122,094
Exercise price
Footnotes: F2, F3, F4

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Represents restricted stock awards ("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 F2

Represents performance share units ("PSUs") granted in accordance with the Issuer's long-term incentive plan under the 2026 Omnibus Incentive Plan.

Footnote F3

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 F4

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