APOSTOLOU STEPHANIE L (General Counsel & Secretary) received a stock award from KOPPERS HOLDINGS INC.
Compensation award — not an open‑market transaction. Less informative as a directional signal.
A · 1 award
Filed: 3/2/2026ACC: 0001315257-26-000014
Officer· General Counsel & Secretary
Since Mar 2020
+4.25K
Net shares
Net buyer
$117.3K
Total sold
0
Open market trades
0B · 0S
5
Total transactions
7.57K acquired · 3.32K disposed
Non-Derivative Transactions3
Common Stock
Direct
Shares
+7.22K
Price / share
—
Trade value
—
% of position
12.3%
2/26/2026
58.90K→66.13K
Common Stock
Direct
Shares
+174.00
Price / share
—
Trade value
—
% of position
0.3%
2/26/2026
66.13K→66.30K
Common Stock
Direct
Shares
−3.15K
Price / share
$37.24
Trade value
$117.27K
% of position
4.7%
2/26/2026
66.30K→63.15K
Total
Net shares
+4.25K
Net value
-$117.27K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 2/26/2026 | A · Award | +7.22K | — | — | 12.3% | 58.90K | 66.13K |
| Common Stock Direct | 2/26/2026 | M · Option Exercise | +174.00 | — | — | 0.3% | 66.13K | 66.30K |
| Common Stock Direct | 2/26/2026 | F · Tax Withholding | −3.15K | $37.24 | $117.27K | 4.7% | 66.30K | 63.15K |
| Total | +4.25K | -$117.27K | ||||||
Derivative Transactions2
Dividend Equivalent Rights
Direct
Converts to
Common Stock
174.00 shares
Shares
+174.00
Strike price
Held after
322.00
Exercisable
—
2/26/2026
Dividend Equivalent Rights
Direct
Converts to
Common Stock
174.00 shares
Shares
−174.00
Strike price
Held after
148.00
Exercisable
—
2/26/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Dividend Equivalent Rights Direct | Common Stock174.00 shares | 2/26/2026 | A · Award | +174.00 | — | 322.00 | |
| Dividend Equivalent Rights Direct | Common Stock174.00 shares | 2/26/2026 | M · Option Exercise | −174.00 | — | 148.00 |