Vartanian Nishan J. 4

What Happened

• Nishan J. Vartanian, a director of Koppers Holdings Inc. (KOP), was awarded time‑based restricted stock units (RSUs) and had associated dividend equivalent rights (DERs) released/converted into common stock on May 7, 2026. The filing reports an award/acquisition of 3,280 shares (A) at $0.00 and the conversion/exercise of derivative interests (M) for two 50‑share items (one listed as acquired, one as disposed), each at $0.00. All reported transaction amounts are $0, reflecting awards/DER conversions rather than open‑market purchases.

Key Details

• Transaction date: May 7, 2026; Form 4 filed May 11, 2026 (timely — due within two business days).
• Reported transactions:
  • Grant/award (A): 3,280 shares (time‑based RSUs) @ $0.00 (F2).
  • Conversion/exercise of derivative (M): 50 shares acquired @ $0.00 (F1/F3).
  • Conversion/exercise of derivative (M): 50 shares disposed @ $0.00 (reported as a derivative disposition).
• Footnotes:
  • F2: RSUs were time‑based awards.
  • F3/F1: DERs (dividend equivalent rights), each economically equal to one share, were released upon RSU vesting and converted to shares on a one‑for‑one basis.
• Shares owned after the transactions are not specified in the provided filing excerpt.

Context

• These transactions appear to be compensation‑related (vesting RSUs and conversion of DERs), not open‑market purchases or traditional option exercises requiring cash payment. Awards and DER conversions are common forms of director compensation and do not by themselves indicate buying or selling sentiment in the market.
• The filing shows a 50‑share derivative disposition but does not describe the reason (e.g., sale, tax withholding, or other settlement). The filing was submitted on time.