| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Robertson Jenny | Chief Legal Officer | C/O LEXEO THERAPEUTICS, INC., 345 PARK AVENUE SOUTH, FLOOR 6, NEW YORK | /s/ Youjin Choi, Attorney-in-Fact | 2025-11-20 | 0001995009 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | LXEO | Common Stock | Sale | -$5.09K | -549 | -0.8% | $9.27 | 68.4K | Nov 18, 2025 | Direct | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | Represents a sale to cover tax obligations on the release of restricted stock units ("RSUs"). |
| F2 | This transaction was executed in multiple trades at prices ranging from $9.09 to $9.37. The price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate sale price. |
| F3 | Includes 49,607 RSUs. |