| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ACLS | Common Stock | Tax liability | -$303K | -2.33K | -0.7% | $129.92 | 332K | May 16, 2023 | Direct | F1, F2, F3 |
| transaction | ACLS | Common Stock | Tax liability | -$321K | -2.33K | -0.7% | $137.69 | 329K | May 17, 2023 | Direct | F1, F2, F4 |
| transaction | ACLS | Common Stock | Sale | -$1.21M | -8.58K | -2.61% | $141.52 | 320K | May 18, 2023 | Direct | F5, F6 |
| transaction | ACLS | Common Stock | Gift | $0 | -4.78K | -1.49% | $0.00 | 316K | May 18, 2023 | Direct | F7, F8 |
| holding | ACLS | Common Stock | 5K | May 16, 2023 | Held by Spouse |
| Id | Content |
|---|---|
| F1 | These shares were withheld by the Company to cover the tax withholding obligations of the executive on the vesting of restricted stock units. |
| F2 | Represents the closing price of the common stock on the date of the tax withholding. |
| F3 | Of the shares held after this tax withholding forfeiture (and related vesting) on May 16, 2023, 74,706 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture. |
| F4 | Of the shares held after this tax withholding forfeiture (and related vesting) on May 17, 2023, 67,420 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture. |
| F5 | The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $141.45 to $141.60, 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. |
| F6 | Of the shares held after this sale on May 18, 2023, 67,420 shares were issuable on vesting of restricted stock units granted to the executive under the 2012 Equity Incentive Plan and are subject to forfeiture. |
| F7 | These shares of Common Stock were donated by the reporting person as a gift to a Morgan Stanley Charitable Account, a donor advised fund, entitled MS GIFT EIVIND LANGE MARY PUMA DAF. |
| F8 | Of the shares held after this gift on May 18, 2023, 67,420 were issuable on vesting of restricted stock units granted to the reporting person under the 2012 Equity Incentive Plan and are subject to forfeiture. |