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CTKB • CIK 0001831915
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People and entities that have reported ownership via Form 3, 3/A, 4, 4/A, 5, 5/A
Parsed transactions from Form 4 (and 3/5) filings (past year)
51 transactions · 642.38K shares
| Filing Date | Insiders | Transactions | Filing |
|---|---|---|---|
| Aug 20, 2026 | McCombe William D. | Exercised 70.84K options Tax Withholding: 11.90K @ $4.67 ($55.59K) | View |
| Aug 20, 2026 | Yan Ming | Exercised 66.54K options Tax Withholding: 8.09K @ $4.67 ($37.77K) | View |
| Aug 20, 2026 | Jiang Wenbin | Exercised 240.19K options Tax Withholding: 36.27K @ $4.67 ($169.38K) | View |
| Aug 20, 2026 | Holder Michael | Exercised 2.18K options | View |
| Aug 20, 2026 | Chin Richard | Exercised 6.11K options | View |
| Aug 20, 2026 | MUIR GLENN P | Exercised 3.09K options | View |
| Aug 12, 2026 | Feuchtwang Ilan | Grant/Award: 368.53K shares | View |
| Jun 12, 2026 | Holder Michael | Exercised 43.97K options | View |
| Jun 12, 2026 | — | — | View |
| Jun 12, 2026 | NEFF DEBORAH J | Exercised 43.97K options | View |
| Jun 12, 2026 | — | — | View |
| May 20, 2026 | Holder Michael | Exercised 1.45K options | View |
| May 20, 2026 | Chin Richard | Exercised 6.11K options | View |
| Mar 12, 2026 | Holder Michael | Exercised 2.91K options | View |
| Mar 12, 2026 | Chin Richard | Exercised 6.11K options | View |
| Feb 20, 2026 | Yan Ming | Exercised 1.33K options Tax Withholding: 395 @ $4.20 ($1.66K) | View |
| Feb 20, 2026 | Barnett Valerie | Exercised 1.35K options Tax Withholding: 525 @ $4.20 ($2.21K) | View |
| Feb 20, 2026 | Jiang Wenbin | Exercised 4.51K options Tax Withholding: 1.34K @ $4.20 ($5.62K) | View |
| Nov 20, 2025 | Busque Philippe | Exercised 7.37K options Tax Withholding: 1.89K @ $5.53 ($10.42K) | View |
| Nov 20, 2025 | McCombe William D. | Exercised 19.37K options Tax Withholding: 6.23K @ $5.53 ($34.44K) | View |
| Nov 20, 2025 | Yan Ming | Exercised 21.03K options Tax Withholding: 5.12K @ $5.53 ($28.33K) | View |
| Nov 20, 2025 | Barnett Valerie | Exercised 24.31K options Tax Withholding: 7.82K @ $5.53 ($43.23K) | View |
| Nov 20, 2025 | Jiang Wenbin | Exercised 69.64K options Tax Withholding: 27.41K @ $5.53 ($151.56K) | View |