Joseph P Dowd Filings

4

Koppers Holdings Inc.

20 Aug 24

144

Koppers Holdings Inc.

19 Aug 24

4

Koppers Holdings Inc.

17 May 24

144

Koppers Holdings Inc.

17 May 24

4

Koppers Holdings Inc.

7 Mar 24

4

Koppers Holdings Inc.

6 Mar 24

144/A

Koppers Holdings Inc.

6 Mar 24

144

Koppers Holdings Inc.

6 Mar 24

4

Koppers Holdings Inc.

5 Mar 24

144

Koppers Holdings Inc.

5 Mar 24

144

Koppers Holdings Inc.

4 Mar 24

144

Koppers Holdings Inc.

1 Mar 24

4

Koppers Holdings Inc.

8 Jan 24

4

Koppers Holdings Inc.

15 Dec 23

4

Koppers Holdings Inc.

14 Dec 23

144

Koppers Holdings Inc.

14 Dec 23

4

Koppers Holdings Inc.

20 Nov 23

144

Koppers Holdings Inc.

17 Nov 23

4

Koppers Holdings Inc.

8 Jun 23

144

Koppers Holdings Inc.

6 Jun 23

4

Koppers Holdings Inc.

7 Mar 23

4

Koppers Holdings Inc.

9 Jan 23

4

Koppers Holdings Inc.

5 Jan 23

4

Koppers Holdings Inc.

8 Mar 22

4

Koppers Holdings Inc.

7 Mar 22

4

Koppers Holdings Inc.

4 Mar 22

4

Koppers Holdings Inc.

2 Mar 22

4

Koppers Holdings Inc.

1 Mar 22

4/A

Koppers Holdings Inc.

17 Feb 22

4

Koppers Holdings Inc.

7 Jan 22

4

Koppers Holdings Inc.

6 Jan 22

4

Koppers Holdings Inc.

9 Mar 21

4

Koppers Holdings Inc.

5 Mar 21

4

Koppers Holdings Inc.

4 Mar 21

4

Koppers Holdings Inc.

18 Feb 21

4

Koppers Holdings Inc.

6 Jan 21

4

Koppers Holdings Inc.

10 Mar 20

4/A

Koppers Holdings Inc.

5 Mar 20

4

Koppers Holdings Inc.

5 Mar 20

4

Koppers Holdings Inc.

4 Mar 20