| Type | Sym | Class | Transaction | Value $ | Shares | Change % | Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | LAB | Common Stock | Award | $0 | +26.4K | +56.4% | $0.00 | 73.1K | Jun 14, 2023 | Direct | F1 |
| holding | LAB | Common Stock | 1.2M | Jun 14, 2023 | See Footnote | F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | LAB | Stock Option (Right to Buy) | Award | $0 | +35.4K | $0.00 | 35.4K | Jun 14, 2023 | Common Stock | 35.4K | $2.18 | Direct | F3 |
| Id | Content |
|---|---|
| F1 | Consists of Restricted Stock Units. Each Restricted Stock Unit represents the right to receive one share of common stock upon vesting. The Restricted Stock Units vest in full on the earlier to occur of June 14, 2024 and one day prior to the date of the Company's next annual meeting of stockholders subject to the Reporting Person's continued service through the applicable vesting date. |
| F2 | The securities are owned directly by Casdin Partners FO1-MSV, LP ("Casdin FO1") and may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to Casdin FO1, (ii) Casdin Partners GP, LLC, the general partner of Casdin FO1, and (iii) Eli Casdin, the managing member of Casdin Capital, LLC and Casdin Partners GP, LLC. |
| F3 | The Option becomes exercisable in twelve equal monthly increments beginning on July 14, 2023 subject to the Reporting Person's continued service through the applicable vesting date. |
Exhibit 24.1 - Power of Attorney