🕵️ Cambridge Acquisition Corp. ($CAQUU)
SEC insider & ownership activity, last 12 months · CIK 2100125 · every row links its SEC filing
Over the last 12 months insiders bought $5.0M with no open-market selling against it. Cam-Phung Michael Tam bought $5.0M in discretionary trades (Feb). No red-flag 8-Ks in the window.
Insider flow
1 buyer, $5.0M (1 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Cam-Phung Michael Tam | 1 | $5.0M | 0 | – | Feb 9, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Cam-Phung Michael Tam | 29.2% | 13D | Feb 9, 2026 | filing ↗ | |
| Cambridge Sponsor LLC | 26.2% | 13D | Feb 9, 2026 | filing ↗ | |
| Adage Capital Management, L.P. | 7.7% | 13G | May 13, 2026 | filing ↗ | |
| Robert Atchinson | 7.7% | 13G | May 13, 2026 | filing ↗ | |
| Phillip Gross | 7.7% | 13G | May 13, 2026 | filing ↗ | |
| Magnetar Financial LLC | 7.2% | 13G | May 13, 2026 | filing ↗ | |
| Magnetar Capital Partners LP | 7.2% | 13G | May 13, 2026 | filing ↗ | |
| Supernova Management LLC | 7.2% | 13G | May 13, 2026 | filing ↗ | |
| David J. Snyderman | 7.2% | 13G | May 13, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Mar 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 27, 2026 | filing ↗ |
| Other events (8.01) | Feb 9, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 9, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 5, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Feb 5, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Feb 5, 2026 | filing ↗ |
| Other events (8.01) | Feb 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 5, 2026 | filing ↗ |