Smith Claiborne Benson 4
4 · Arq, Inc. · Filed Mar 3, 2026
Insider Transaction Report
Form 4
Arq, Inc.ARQ
Smith Claiborne Benson
Gen Counsel, Corp Secretary
Transactions
- Exercise/Conversion
Common Stock
[F1]2026-02-27+28,229→ 110,667 total - Tax Payment
Common Stock
[F2]2026-02-27$3.51/sh−10,176$35,718→ 100,491 total - Exercise/Conversion
Performance Share Units
[F1][F3]2026-02-27−21,179→ 0 totalExp: 2026-03-10→ Common Stock (42,358 underlying)
Footnotes (3)
- [F1]On February 27, 2026, the Compensation Committee of the Board of Directors of the Issuer determined that of the 21,179 performance share units ("PSUs") awarded to the reporting person on March 23, 2023 pursuant to the 2023 Long Term Incentive Plan under the Issuer's 2022 Omnibus Equity Incentive Plan, 28,229 PSUs vested based on the achievement of specific performance criteria over a three year performance period ended December 31, 2025. Each vested PSU represented the right to receive one share of the Issuer's common stock.
- [F2]Reflects the withholding of shares of the Issuer's common stock to satisfy tax withholding obligations in connection with the vesting of PSUs on February 27, 2026.
- [F3]Represents the maximum number of PSUs that were eligible to vest, which was 200% of the target award.
Signature
/s/ Claiborne B. Smith|2026-03-03