BALL M LEROY

PrivateCIK: 1229771
Location

PITTSBURGH, PA

BALL M LEROY (CEO) sold 1.4% of their position (6.28K shares) of KOPPERS HOLDINGS INC. on the open market

Open‑market sale worth $231.4K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales
InsiderBALL M LEROYCIK 1229771
IssuerKOPPERS HOLDINGS INC.CIK 1315257
DirectorOfficer· CEO
Since Mar 2026
-6.60K
Net shares
Net seller
$231.4K
Total sold
3
Open market trades
0B · 3S
4
Total transactions
6.60K disposed
Non-Derivative Transactions4

Common Stock

Direct
S · Sale

Shares

2.18K

Price / share

$36.53

Trade value

$79.78K

% of position

0.5%
3/2/2026
456.55K454.36K

Common Stock

Direct
S · Sale

Shares

328.00

Price / share

$37.45

Trade value

$12.28K

% of position

0.1%
3/2/2026
454.36K454.04K

Common Stock

Direct
S · Sale

Shares

3.76K

Price / share

$37.02

Trade value

$139.31K

% of position

0.8%
3/2/2026
454.04K450.27K

Common Stock

Direct
G · Gift

Shares

325.00

Price / share

Trade value

% of position

0.1%
3/2/2026
450.27K449.95K
Total

Net shares

6.60K

Net value

-$231.37K

Derivative Transactions0
No derivative transactions reported
BALL M LEROY — Insider Transaction (Form 4) Filed Mar 4, 2026 | Finecho