| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALAB | Common Stock | Tax liability | $1,032,804 | -28,689 | -2.2% | $36.00* | 1,271,380 | 20 Mar 2024 | Direct | F1 |
| transaction | ALAB | Common Stock | Conversion of derivative security | +879,108 | +69% | 2,150,488 | 22 Mar 2024 | By Tate Trust | F2, F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALAB | Series A Preferred | Conversion of derivative security | $0 | -879,108 | -100% | $0.000000* | 0 | 22 Mar 2024 | Common Stock | 879,108 | By Tate Trust | F2, F3 |
| Id | Content |
|---|---|
| F1 | Represents shares of Common Stock withheld by the Issuer in satisfaction of tax withholding obligations in connection with the vesting of restricted stock units previously granted to the Reporting Person. Such withholding is mandated by an election of the Issuer made in advance and does not represent a discretionary trade by the Reporting Person. |
| F2 | Each share of Series A Preferred Stock automatically converted into one share of Common Stock on a one-for-one basis, immediately prior to the closing of the Issuer's initial public offering. The shares of Series A Preferred Stock have no expiration date. |
| F3 | These shares are owned directly by Michael T Tate and Jeanne Larue Tate as Trustees of the Tate 1997 Living Trust Dated April 24, 1997 (the "Tate Trust"), of which the Reporting Person is a trustee. The Reporting Person disclaims beneficial ownership of these securities, except to the extent, if any, of his pecuniary interest therein, and the filing of this Form 4 is not an admission that the Reporting Person is the beneficial owner of these securities for purposes of Section 16 or for any other purpose. |