Chief Financial OfficerCIK 0001878824
| Score | Actor | Security | Side | Value | Disclosed | Evidence |
|---|---|---|---|---|---|---|
| 9 | McCombe William D.Chief Financial Officer |  CTKBCytek Biosciences, Inc.Tax withholding | F | $21K 4,392 sh | Aug 20, 2026 traded Aug 18, 2026 | |
McCombe William D.Chief Financial Officer |
| CTKBCytek Biosciences, Inc. Option exercise |
| M |
| — 13.1K sh |
| Aug 20, 2026 traded Aug 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 16.0K sh | Aug 20, 2026 traded Aug 18, 2026 |
| 9 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Tax withholding | F | $25K 5,401 sh | Aug 20, 2026 traded Aug 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 13.1K sh | Aug 20, 2026 traded Aug 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 16.0K sh | Aug 20, 2026 traded Aug 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 6,320 sh | Aug 20, 2026 traded Aug 18, 2026 |
| 9 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Tax withholding | F | $9,858 2,111 sh | Aug 20, 2026 traded Aug 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 6,320 sh | Aug 20, 2026 traded Aug 18, 2026 |
| 9 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Tax withholding | F | $11K 3,122 sh | May 20, 2026 traded May 18, 2026 |
| 9 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Tax withholding | F | $14K 3,839 sh | May 20, 2026 traded May 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 6,320 sh | May 20, 2026 traded May 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 8,700 sh | May 20, 2026 traded May 18, 2026 |
| 9 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 10.7K sh | May 20, 2026 traded May 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 10.7K sh | May 20, 2026 traded May 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 6,320 sh | May 20, 2026 traded May 18, 2026 |
| 9 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Tax withholding | F | $8,051 2,268 sh | May 20, 2026 traded May 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 8,700 sh | May 20, 2026 traded May 18, 2026 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 13.1K sh | Nov 20, 2025 traded Nov 18, 2025 |
| 9 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Tax withholding | F | $11K 2,032 sh | Nov 20, 2025 traded Nov 18, 2025 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 6,320 sh | Nov 20, 2025 traded Nov 18, 2025 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 13.1K sh | Nov 20, 2025 traded Nov 18, 2025 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Tax withholding | F | $23K 4,196 sh | Nov 20, 2025 traded Nov 18, 2025 |
| 13 | McCombe William D.Chief Financial Officer | CTKBCytek Biosciences, Inc. Option exercise | M | — 6,320 sh | Nov 20, 2025 traded Nov 18, 2025 |