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$KOP All transactions

Koppers Holdings Inc.

M

$ Value

$0

Shares

17

Price

$0

Filed

May 6

Insider

Name

Vartanian Nishan J.

Title

CIK

0001564614

Roles

Director

Transaction Details

Transaction Date

2025-05-02

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

2,556

Footnotes

Represents shares acquired upon release of dividend equivalent rights ("DERs"), as reported in Table II, on a one-for-one basis. | These DERs were released in connection with the vesting of RSUs granted on May 2, 2024. Each DER is the economic equivalent of one share of Koppers Holdings Inc. common stock.

Filing Info

Accession No.

0000950170-25-064578

Form Type

4

Issuer CIK

0001315257

Vartanian Nishan J.'s History

Date Ticker Type Value
2026-03-23 KOP A $0
2025-12-04 MSA G $0
2025-05-16 MSA A $0
2025-05-13 MSA $4.8M
2025-05-08 KOP A $0
2025-05-02 KOP M $0
2025-05-02 KOP M $0

Other Insiders at KOP (90d)

Insider Bought Sold Last
NEUPAVER ALBERT J 2026-03-23
WILKERSON SONJA MICHELLE 2026-03-23
Feng Xudong 2026-03-23
JENSEN TRACI L 2026-03-23
Vartanian Nishan J. 2026-03-23
MOTLEY DAVID L 2026-03-23
Sandifer Andrew D 2026-03-23
Posadas Laura J 2026-03-23