| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Halloran Virginia A | Chief Accounting Officer | 815 CHESTNUT STREET, NORTH ANDOVER | /s/ Seth M. Kipp, Attorney-in-Fact | 18 Dec 2025 | 0001661822 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WTS | Class A Common Stock | Sale | $167,452 | -605 | -4.3% | $276.78 | 13,412 | 17 Dec 2025 | Direct |