KOPPERS HOLDINGS INC.

PublicCIK: 1315257
KOPNYSE
Location

PITTSBURGH, PA

WILKERSON SONJA MICHELLE

4
→KOPPERS HOLDINGS INC.
Jun 17, 2026·4d ago
1 txn

MOTLEY DAVID L

4
→KOPPERS HOLDINGS INC.
Jun 17, 2026·4d ago
1 txn

SANDIFER ANDREW D

4
→KOPPERS HOLDINGS INC.
Jun 17, 2026·5d ago
1 txn

FENG XUDONG

4
→KOPPERS HOLDINGS INC.
Jun 17, 2026·5d ago
1 txn

BALL M LEROY

4
→KOPPERS HOLDINGS INC.
Jun 15, 2026·Jun 15, 2026
2 txn

FENG XUDONG

4
→KOPPERS HOLDINGS INC.
Jun 4, 2026·Jun 4, 2026
1 txn

BRENNER ERIC D.

4
→KOPPERS HOLDINGS INC.
May 27, 2026·May 27, 2026
1 txn

BRENNER ERIC D.

3
→KOPPERS HOLDINGS INC.
May 27, 2026·May 27, 2026
1 txn

BALL M LEROY

4
→ATI INC
May 21, 2026·May 21, 2026
1 txn

PEARCE BRADLEY A

4
→KOPPERS HOLDINGS INC.
May 14, 2026·May 14, 2026
1 txn

VARTANIAN NISHAN J.

4
→MSA SAFETY INC
May 14, 2026·May 14, 2026
2 txn

BALL M LEROY

4
→KOPPERS HOLDINGS INC.
May 14, 2026·May 14, 2026
1 txn

MOTLEY DAVID L

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
3 txn

WILKERSON SONJA MICHELLE

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
1 txn

SANDIFER ANDREW D

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
1 txn

POSADAS LAURA J

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
3 txn

FENG XUDONG

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
1 txn

NEUPAVER ALBERT J

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
2 txn

JENSEN TRACI L

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
3 txn

VARTANIAN NISHAN J.

4
→KOPPERS HOLDINGS INC.
May 11, 2026·May 11, 2026
3 txn

MOTLEY DAVID L

4
→FNB CORP/PA/
May 8, 2026·May 8, 2026
1 txn

MOTLEY DAVID L

4
→KOPPERS HOLDINGS INC.
Mar 25, 2026·Mar 25, 2026
2 txn

VARTANIAN NISHAN J.

4
→KOPPERS HOLDINGS INC.
Mar 25, 2026·Mar 25, 2026
1 txn

JENSEN TRACI L

4
→KOPPERS HOLDINGS INC.
Mar 25, 2026·Mar 25, 2026
1 txn

SANDIFER ANDREW D

4
→KOPPERS HOLDINGS INC.
Mar 25, 2026·Mar 25, 2026
2 txn
Page 1 of 24 · 584 total
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