Arq (ARQ)CFO bought ~$20K

~$20K

Approx. value · 8,770 sh @ $2.23

8,770

Holds after · shares reported

Traded

Sep 3, 2026

Filed

Sep 8, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Jul 17, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On July 23, 2026, Arq, Inc. (the “Company”) and Robert Rasmus, President, Chief Executive Officer, and director of the Company, entered into an amendment (the “Amendment”) to Mr. Rasmus’s Employment Agreement, dated July 17, 2023 (as amended, the “Employment Agreement”).”
2. Aug 10, 2026Company filing · Form 8-K · ResultsReported its results
3. Aug 24, 2026Company filing · Form 8-K · Executive change, Other newsChanged a top executive or board member, and reported other company news“On August 24, 2026, the Board of Directors (the “Board”) of Arq, Inc. (the “Company”) appointed Peter Owino, 52, as the Company’s Chief Accounting Officer, effective September 1, 2026.”
4. Sep 3, 2026 · this disclosureInsider · Their first buy on recordCFO purchased ~$20K of ARQ shares in the open market

What came next

1. Sep 3, 2026Insider · Their first buy on recordCFO purchased ~$17K of ARQ shares in the open market
2. Sep 4, 2026Insider · 1 personInsiders: 2 purchases (~$13K)
3. Sep 8, 2026Insider · 1 personInsiders: 2 purchases (~$7K)

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Arq

For Arq, OQRO holds 6 insider filings (SEC Form 4 or Form 144) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its ARQ page.

Other recent filings by Shimon Steinmetz, Chief Financial Officer

• SEC Form 4 at Arq (ARQ)Sep 10, 2026
• SEC Form 4 at Arq (ARQ)Sep 10, 2026
• SEC Form 4 at Arq (ARQ)Sep 9, 2026
• SEC Form 4 at Arq (ARQ)Sep 9, 2026
• SEC Form 4 at Arq (ARQ)Sep 8, 2026

The full history of Shimon Steinmetz, Chief Financial Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Arq

• SEC Form 4Sep 10, 2026
• SEC Form 4Sep 10, 2026
• SEC Form 4Sep 9, 2026
• SEC Form 4Sep 9, 2026
• SEC Form 4Sep 8, 2026
• SEC Form 4May 6, 2026

Everything OQRO holds on this company is on its ARQ page.