SCHEDULE: Arq, Inc. Schedule 13G Filing

AIGH Capital Management LLC, AIGH Investment Partners L.L.C., and Orin Hirschman report 0% beneficial ownership of Arq, Inc. common stock as of March 31, 2026.

Summary

• This filing is an amendment to a Schedule 13G, indicating a change in beneficial ownership reporting for Arq, Inc. common stock.
• The reporting persons are AIGH Capital Management LLC, AIGH Investment Partners L.L.C., and Mr. Orin Hirschman.
• As of March 31, 2026, the aggregate amount of Arq, Inc. common stock beneficially owned by these reporting persons is 0 shares.
• This represents 0% of the class of securities.
• The reporting persons certify that the securities were acquired and are held in the ordinary course of business and not for the purpose of influencing control of the issuer.

Sentiment

Score: 3

Explanation: StockSavvy.ai views this as a neutral filing, primarily a procedural update on ownership reporting with no indication of new investment or divestment activity.

Negatives

• The reporting persons collectively hold 0% of Arq, Inc. common stock, indicating no significant beneficial ownership.

Future Outlook

No specific future outlook or guidance is provided in this filing, as it pertains to beneficial ownership reporting.

Management Comments

• The reporting persons certify that the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

Industry Context

StockSavvy.ai notes that Schedule 13G filings are standard disclosures for institutional investors and significant shareholders to report their ownership stakes in public companies. A 0% ownership reported by these entities suggests they do not currently hold a material position in Arq, Inc.

Stakeholder Impact

• Shareholders: No immediate impact expected as the filing indicates no change in significant beneficial ownership.

Key Dates

Keywords

Schedule 13G, Beneficial Ownership, Arq, Inc., SEC Filing, Securities Exchange Act, AIGH Capital Management, Orin Hirschman