Arq, Inc. — Director's Dealing 2025

Oct 6, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Arq, Inc. (ARQ)
CIK: 0001515156
Period of Report: 2025-09-25

Reporting Person: McIntyre Julian Alexander (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-25	Common Stock	J	30000	—	Disposed	3191289	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	58978	Direct

Footnotes

F1: Represents shares of common stock of the Issuer held by MWB Limited which were transferred to a minority owner of MWB Limited on September 25, 2025 in anticipation of the intended dissolution of the MWB Limited entity. Allard Services Limited is the majority owner of MWB Limited. Concurrently, the remaining 352,042 shares of the Issuer's common stock held by MWB Limited were transferred to Allard Services Limited and are included in the total securities beneficially owned by Allard Services Limited reported in this row.

F2: The reported amount includes 352,042 shares, 43,034 shares and 21,908 shares of common stock that were transferred to Allard Services Limited from MWB Limited, Markham Fuels Management Limited and Stannard Limited, respectively, since the date of the last report filed by the reporting person. As of the date of this report, MWB Limited, Markham Fuels Management Limited and Stannard Limited no longer hold shares of the Issuer's common stock.

F3: The shares reported on this row are held by Allard Services Limited. Julian McIntyre, a Director of the Issuer, controls Allard Services Limited and therefore is an indirect beneficial owner of the securities reported herein.