WILKERSON SONJA MICHELLE 4
4 · Koppers Holdings Inc. · Filed Mar 25, 2026
Research Summary
AI-generated summary of this filing
Koppers (KOP) Director Sonja Michelle Wilkerson Receives 75.35 RSU/DER Award
What Happened
Sonja Michelle Wilkerson, a director of Koppers Holdings Inc. (KOP), was awarded a total of 75.35 derivative restricted stock units (RSUs)/dividend equivalent rights (DERs) on 2026-03-23. The grant shows two entries: 50 DERs and 25.35 DERs, each reported with an acquisition price of $0.00 (award/derivative). These are awards of future-equivalent shares (no cash exchanged at grant).
Key Details
- Transaction date: 2026-03-23; Form 4 filed: 2026-03-25 (timely filing).
- Reported entries: 50 DERs @ $0.00 and 25.35 DERs @ $0.00 — total 75.35 DERs.
- Consideration: $0.00 (award/derivative grant). These are not open-market purchases or sales.
- Shares owned after transaction: not specified in the provided filing excerpt.
- Footnotes (summary):
- F1: The DERs accrued with respect to additional time‑based RSUs credited related to RSUs granted May 8, 2025; each DER equals the economic equivalent of one share.
- F2: Once released, the RSUs tied to these DERs will be paid according to the reporting person's election under the Koppers Director Deferred Compensation Plan (lump sum or annual installments beginning May 31 following separation or a later elected year).
- F3: The DERs also reflect accruals related to deferred compensation.
- Transaction code: A = award/grant (derivative).
Context
- These DERs are deferred-compensation/award instruments that represent the economic equivalent of shares once released; they do not represent immediate shares sold or purchased in the market.
- Awards like this are common for board compensation and do not necessarily signal the director buying or selling stock; they increase potential future exposure to company stock based on vesting/release terms.
Insider Transaction Report
Form 4
WILKERSON SONJA MICHELLE
Director
Transactions
- Award
Dividend Equivalent Rights
[F1][F2]2026-03-23+50→ 300.153 total→ Common Stock (50 underlying) - Award
Dividend Equivalent Rights
[F3][F2]2026-03-23+25.35→ 325.503 total→ Common Stock (25.35 underlying)
Footnotes (3)
- [F1]The dividend equivalent rights ("DERs") accrued with respect to additional time-based restricted stock units ("RSUs") credited to the reporting person with respect to RSUs granted on May 8, 2025. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.
- [F2]Once released, the RSUs corresponding to these DERs will become payable according to the election of payment designation that was filed by the reporting person subject to the Koppers Holdings Inc. Director Deferred Compensation Plan (the "Plan"). Such payment will be either lump sum or in annual installments commencing on the May 31st next following the reporting person's separation from service (as defined under the Plan) or, if later, and elected by the reporting person at the time he/she first elects to defer any payment under the Plan, May 31st of the year specified by the reporting person.
- [F3]The DERs accrued with respect to additional RSUs credited to the reporting person with respect to deferred compensation. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.
Signature
/s/ Stephanie L. Apostolou, Attorney in Fact|2026-03-25