Zhang Ker
Reporting Owner SEC Filing List
CIK: 0001266870
| Form | Filer | Subject Company | Filing Agent | Date | Actions | ||
|---|---|---|---|---|---|---|---|
| 4 | Statement of changes in beneficial owner... | Ambiq Micro, Inc. | 06/10/2026 | ||||
| 4 | Statement of changes in beneficial owner... | Zhang Ker | 06/10/2026 | ||||
| 4 | Statement of changes in beneficial owner... | Ambiq Micro, Inc. | Sec Connect /fa | 07/31/2025 | |||
| 4 | Statement of changes in beneficial owner... | Zhang Ker | Sec Connect /fa | 07/31/2025 | |||
| 3 | Initial statement of beneficial ownershi... | Ambiq Micro, Inc. | Sec Connect /fa | 07/29/2025 | |||
| 3 | Initial statement of beneficial ownershi... | Zhang Ker | Sec Connect /fa | 07/29/2025 | |||
| 3 | Initial statement of beneficial ownershi... | Zhang Ker | Donnelley Financial Solutions 06/fa | 07/14/2020 | |||
| 3 | Initial statement of beneficial ownershi... | Ptk Acquisition Corp. | Donnelley Financial Solutions 06/fa | 07/14/2020 | |||
| 4 | Statement of changes in beneficial owner... | Zhang Ker | Toppan Merrill/fa | 12/09/2003 | |||
| 4 | Statement of changes in beneficial owner... | Interwave Communications International Ltd | Toppan Merrill/fa | 12/09/2003 | |||
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Zhang Ker 's Ownership Transactions
| Issuer | Filing Date | Transaction Date | Transaction Type | Shares | Price | Total Amt | Shares Owned |
|---|
