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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | May 18 '26 | Option Exercise | 0.00 | 44,358 | 0 | 4,934,944 | May 20 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Mar 10 '26 | Option Exercise | 0.00 | 50,800 | 0 | 6,094,330 | Mar 12 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Feb 18 '26 | Option Exercise | 0.00 | 2,664 | 0 | 6,074,659 | Feb 20 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Nov 18 '25 | Option Exercise | 0.00 | 42,062 | 0 | 6,074,828 | Nov 20 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Aug 18 '25 | Option Exercise | 0.00 | 42,062 | 0 | 6,058,887 | Aug 20 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | May 19 '25 | Option Exercise | 0.00 | 29,360 | 0 | 6,043,345 | May 21 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Mar 10 '25 | Option Exercise | 0.00 | 34,366 | 0 | 6,033,987 | Mar 12 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Feb 18 '25 | Option Exercise | 0.00 | 3,962 | 0 | 6,020,303 | Feb 20 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Nov 18 '24 | Option Exercise | 0.00 | 29,738 | 0 | 6,019,668 | Nov 20 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | Aug 19 '24 | Option Exercise | 0.00 | 29,738 | 0 | 6,008,421 | Aug 21 12:00 AM |
| CTKB | Yan Ming | CHIEF TECHNOLOGY OFFICER | May 20 '24 | Option Exercise | 0.00 | 14,255 | 0 | 5,997,030 | May 22 12:00 AM |