CTKB's three largest insider shareholders as of June 18, 2026 are Capital Management, L.P. Ra (Director, 13.38Mn shares), Wenbin Jiang (President And Ceo, 7.90Mn shares), Wenbin Jiang (President And Ceo, 5.42Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Feng Deng | - | 0 | 443,800 | 27 Jul, 2021 |
| Don M Hardison | - | 15,706 | 0 | 09 Jun, 2025 |
| Deborah J Neff | - | 15,706 | 0 | 09 Jun, 2025 |
| Richard Chin | - | 16,285 | 0 | 12 Mar, 2026 |
| Capital Management, L.P. Ra | - | 0 | 13,381,054 | 16 Mar, 2022 |
| Michael Holder | - | 15,267 | 0 | 12 Mar, 2026 |
| Wenbin Jiang | President And Ceo | 7,901,541 | 0 | 20 May, 2022 |
| Jack Ball | - | 42,705 | 0 | 09 Jun, 2025 |
| Patrik Jeanmonod | Chief Financial Officer | 97,465 | 0 | 13 Mar, 2024 |
| Gisele Dion | - | 5,000 | 0 | 27 Jul, 2021 |
| Valerie Barnett | Chief Legal Officer | 134,436 | 0 | 12 Mar, 2026 |
| Ming Yan | Chief Technology Officer | 4,915,933 | 0 | 13 Mar, 2026 |
| Allen Poirson | Svp Bus. And Corp. Dev. | 59,981 | 0 | 20 Nov, 2024 |
| William D. Mccombe | Chief Financial Officer | 94,687 | 0 | 12 Mar, 2026 |
| Vera Imper | - | 15,706 | 0 | 09 Jun, 2025 |
| Jonathan Todd Garland | Chief Commercial Officer | 8,763 | 0 | 21 Aug, 2023 |
| Paul Christopher Williams | Chief Operating Officer | 16,473 | 0 | 21 Aug, 2024 |
| Philippe Busque | Svp, Global Sales And Services | 35,687 | 0 | 12 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 13 Mar, 2026 | Ming Yan | Common Stock | D | 1,176,000 | $0.00 | 4,915,933 | D | G |
| 13 Mar, 2026 | Ming Yan | Common Stock | D | 1,176,000 | $0.00 | 4,915,933 | D | G |
| 10 Mar, 2026 | Richard Chin | Common Stock | A | 6,107 | - | 16,285 | D | M |
| 10 Mar, 2026 | Valerie Barnett | Common Stock | A | 4,908 | - | 121,370 | D | M |
| 10 Mar, 2026 | Wenbin Jiang | Common Stock | A | 15,708 | - | 5,375,535 | D | M |
| 10 Mar, 2026 | Ming Yan | Common Stock | A | 9,817 | - | 6,084,081 | D | M |
| 10 Mar, 2026 | Michael Holder | Common Stock | A | 2,908 | - | 15,267 | D | M |
| 10 Mar, 2026 | Ming Yan | Common Stock | A | 9,817 | - | 6,084,081 | D | M |
| 10 Mar, 2026 | Michael Holder | Common Stock | A | 2,908 | - | 15,267 | D | M |
| 10 Mar, 2026 | Philippe Busque | Common Stock | A | 2,049 | - | 30,951 | D | M |
| 10 Mar, 2026 | William D. Mccombe | Common Stock | A | 6,320 | - | 87,034 | D | M |
| 10 Mar, 2026 | Wenbin Jiang | Common Stock | A | 15,708 | - | 5,375,535 | D | M |
| 10 Mar, 2026 | Wenbin Jiang | Common Stock | D | 3,825 | $4.23 | 5,371,710 | D | F |
| 10 Mar, 2026 | Philippe Busque | Common Stock | D | 635 | $4.23 | 30,316 | D | F |
| 10 Mar, 2026 | Ming Yan | Common Stock | D | 3,047 | $4.23 | 6,081,034 | D | F |
| 10 Mar, 2026 | Valerie Barnett | Common Stock | D | 1,761 | $4.23 | 119,609 | D | F |
| 10 Mar, 2026 | Richard Chin | Restricted Stock Units | D | 6,107 | $0.00 | 57,004 | D | M |
| 10 Mar, 2026 | William D. Mccombe | Common Stock | D | 2,603 | $4.23 | 84,431 | D | F |
| 10 Mar, 2026 | Michael Holder | Restricted Stock Units | D | 2,908 | $0.00 | 10,911 | D | M |
| 10 Mar, 2026 | Ming Yan | Common Stock | D | 3,047 | $4.23 | 6,081,034 | D | F |