Smith Claiborne Benson 4

What Happened
Smith Claiborne Benson, General Counsel and Corporate Secretary of Arq, Inc. (ARQ), had 8,025 shares of common stock withheld to satisfy tax withholding obligations related to the vesting of restricted stock awards. The withholding occurred on 2026-03-23 at an effective value of $2.27 per share, totaling approximately $18,217. This was a tax-withholding disposition (not an open-market sale).

Key Details

• Transaction date: 2026-03-23; Filing date: 2026-03-25 (appears timely).
• Transaction type/code: Tax withholding of shares to satisfy tax liability (code F).
• Shares withheld/disposed: 8,025 at $2.27 per share; total value ≈ $18,217.
• Footnote: Withholding reflects satisfaction of tax obligations on RSAs that vested on March 23, 2026.
• Shares owned after transaction: Not specified in the provided filing details.

Context
Withholding shares to cover taxes on vested restricted stock is a routine administrative action and does not indicate a discretionary sale or a change in insider sentiment. Transaction code F simply means shares were retained/surrendered to meet tax withholding requirements following an award vesting.