| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ratner Steven | EVP, CHRO | 50 MINUTEMAN ROAD, ANDOVER | /s/ Douglas Munro, attorney-in-fact | 25 Aug 2025 | 0001995110 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MRCY | Common Stock | Sale | $446,312 | -7,000 | -17% | $63.76 | 33,801 | 20 Aug 2025 | Direct | F1 |
| holding | MRCY | Common Stock | 81 | 20 Aug 2025 | 401K Plan |
| Id | Content |
|---|---|
| F1 | This transaction was executed in multiple trades at prices ranging from $63.73 to $63.88. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |