| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Yu Yongkang | PAO | 368 9TH AVE, NEW YORK | /s/ Yong Kang Yu | 18 Mar 2026 | 0002111386 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | DDC | Warrants | 18 Mar 2026 | Warrants | 100,000 | $0.1600 | Direct | |||||||
| holding | DDC | Warrants | 18 Mar 2026 | Warrants | 300,000 | $0.1600 | Direct | |||||||
| holding | DDC | Stock Options | 18 Mar 2026 | Stock Options | 906 | $0.0400 | Direct | |||||||
| holding | DDC | Stock Options | 18 Mar 2026 | Stock Options | 10,000 | $5.50 | Direct | |||||||
| holding | DDC | Restricted Stock Units | 18 Mar 2026 | Restricted Stock Unit | 80,000 | $0.000000 | Direct | |||||||
| holding | DDC | Restricted Stock Units | 18 Mar 2026 | Restricted Stock Unit | 609,756 | $0.000000 | Direct |