| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Marcus David John | Director | 111 EAST KILBOURN AVENUE, SUITE 1200, MILWAUKEE | /s/ Steven R. Barth, Attorney-in-Fact for David John Marcus | 2025-11-07 | 0002095163 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MCS | Common Stock | Award | $0 | +911 | +0.91% | $0.00 | 101K | Nov 5, 2025 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | MCS | Class B Common Stock | 1.68K | Nov 5, 2025 | Common Stock | 1.68K | Direct | F2, F3, F4 |
| Id | Content |
|---|---|
| F1 | Granted by Issuer in consideration of service as a director. |
| F2 | This security is convertible into common stock on a 1-for-1 basis at no cost and Class B Common Stock is entitled to 10 votes per share and Common Stock is entitled to one vote per share. |
| F3 | This security is immediately exercisable. |
| F4 | No expiration date. |