| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| PLANT JOHN C | Executive Chairman & CEO, Director | 201 ISABELLA STREET SUITE 200, PITTSBURGH | /s/ Margaret Lam, Assistant Secretary (Attorney-in-Fact) | 02 Jul 2025 | 0001136562 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | HWM | Common Stock | Award | $0 | +255K | +11.64% | $0.00 | 2.45M | 01 Jul 2025 | Direct | F1 |
| holding | HWM | Common Stock | 551K | 01 Jul 2025 | By Trust | F2 | |||||
| holding | HWM | Common Stock | 237K | 01 Jul 2025 | By Remainder Trust | F3 |
| Id | Content |
|---|---|
| F1 | Reflects grant of restricted share units that vest on July 1, 2028, subject to Mr. Plant's continued employment through such date and subject to partial or full vesting on the vesting date upon the occurrence of certain events. |
| F2 | Shares held in a trust, of which the reporting person is the trustee, grantor and beneficiary. |
| F3 | Shares held in a remainder trust, of which the reporting person is the trustee and grantor, and his children are the beneficiaries. |