| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATI | Common Stock, par value $0.10 per share | Award | $0 | +9.41K | +10.88% | $0.00 | 95.9K | Feb 23, 2023 | Direct | F1 |
| transaction | ATI | Common Stock, par value $0.10 per share | Tax liability | -$167K | -4.12K | -4.3% | $40.51 | 91.7K | Feb 23, 2023 | Direct | F2, F3 |
| transaction | ATI | Common Stock, par value $0.10 per share | Tax liability | -$74.6K | -1.89K | -2.06% | $39.45 | 89.9K | Feb 24, 2023 | Direct | F4, F5 |
| Id | Content |
|---|---|
| F1 | Settlement of performance-vested restricted stock units that were granted in 2020, the vesting of which was contingent upon the Issuer's achievement of specified performance criteria during the period from January 1, 2020 through December 31, 2022 (the "2020-2022 PSUs"). The shares underlying the 2020-2022 PSUs became payable as of February 23, 2023 following certification of the Issuer's achievement of such performance criteria by the Personnel and Compensation Committee of the Issuer's Board of Directors. |
| F2 | Shares withheld for payment of taxes in connection with the February 23, 2022 settlement of the 2020-2022 PSUs. |
| F3 | Represents the average of the high and low trading prices for one share of the Issuer's common stock on the New York Stock Exchange on February 23, 2023. |
| F4 | Shares withheld for payment of taxes on restricted stock units awarded on February 24, 2020. One-third of such restricted stock units vested by their terms on February 24, 2023. |
| F5 | Represents the average of the high and low trading prices for one share of the Issuer's common stock on the New York Stock Exchange on February 24, 2023. |