| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ACLS | Common Stock | Sale | -$150K | -3.5K | -13.9% | $42.86 | 21.7K | Aug 13, 2021 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | This sale of 3,500 shares was made to cover the tax liability incident to the vesting of 15,339 shares during 2020 under restricted stock units granted to the director in 2019 and 2020. |
| F2 | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $42.85 to $42.91, inclusive. The reporting person undertakes to provide to Axcelis Technologies, Inc., any security holder of Axcelis Technologies, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price. |
| F3 | Of the shares held as of August 13, 2021, 9,842 were issuable on vesting of restricted stock units granted to the director under the 2012 Equity Incentive Plan and are subject to forfeiture. |