| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
CTKB sits in the Health Care Equipment & Supplies industry within the Health Care sector, so this activity is best read against the sector's broader insider trend.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| Other | 4.80M | - | - | |
| Other | 241.4K | - | - | |
| CEO | 140.0K | - | - | |
| Other | 136.9K | - | - | |
| CFO | 134.7K | $629.0K | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 2, 2025 | McCombe William D.77 | Chief Financial Officer | Buy | 35,000 | $2.78 | $97,300.00 | +168.7% | +42.0% | +48.1% | |
| Apr 19, 2024 | Yan Ming77 | Chief Technology Officer | Sell | 20,000 | $5.87 | $117,400.00 | -0.3% | +7.8% | -37.5% | |
| Apr 9, 2024 | Yan Ming77 | Chief Technology Officer | Sell | 1,900 | $7.00 | $13,304.00 | - | -15.6% | -45.9% | |
| Mar 19, 2024 | Yan Ming77 | Chief Technology Officer | Sell | 40,000 | $6.74 | $269,600.00 | -0.7% | -15.2% | -37.0% | |
| Dec 26, 2023 | Jeanmonod Patrik77 | Chief Financial Officer | Sell | 3,000 | $9.50 | $28,500.00 | -3.1% | -32.7% | -31.2% | |
| Dec 19, 2023 | Yan Ming77 | Chief Technology Officer | Sell | 20,000 | $9.43 | $188,600.00 | -0.3% | -28.4% | -34.3% | |
| Nov 24, 2023 | Jeanmonod Patrik77 | Chief Financial Officer | Sell | 3,000 | $6.94 | $20,820.00 | -3.0% | +21.5% | -6.3% | |
| Nov 20, 2023 | Yan Ming77 | Chief Technology Officer | Sale+OE | 20,000 | $6.03 | $120,600.00 | -0.3% | +37.8% | +0.8% | |
| Nov 7, 2023 | Jiang Wenbin75 | President And CEO | Sell | 20,000 | $4.34 | $86,800.00 | -0.4% | +71.5% | +66.3% | |
| Oct 24, 2023 | Jeanmonod Patrik77 | Chief Financial Officer | Sell | 3,000 | $4.68 | $14,040.00 | -3.0% | +81.5% | +2.1% |