Cambridge Acquisition Corp. (CAQ) shareholders
Close on Nov 13, 2026Market cap $313.18MP/E –Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| Cam-Phung Michael Tam Joint filing with Cambridge Sponsor LLC (26.19%) | 8,162,167 | 29.19% | 13D (active) | Feb 9, 2026 |
| Adage Capital Management, L.P. Joint filing with Robert Atchinson (7.66%), Phillip Gross (7.66%) | 1,800,000 | 7.66% | 13G (passive) | Mar 31, 2026 |
| Magnetar Financial LLC Joint filing with Magnetar Capital Partners LP (7.23%), Supernova Management LLC (7.23%) and 1 more | 1,700,000 | 7.23% | 13G (passive) | Mar 31, 2026 |
| Robin Shah Joint filing with Tenor Capital Management Company, L.P. (5.90%), Tenor Opportunity Master Fund, Ltd. (5.90%) | 1,200,000 | 5.90% | 13G (passive) | Feb 6, 2026 |
| Healthcare of Ontario Pension Plan Trust Fund | 1,100,000 | 6.30% | 13G (passive) | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of CAQ | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| Adage Capital Partners Gp, L.L.C. | 1,800,000 | 7.66% | $17.84M | New | 0.03% |
| Magnetar Financial LLC | 1,699,995 | 7.24% | $16.86M | New | 0.15% |
| Healthcare Of Ontario Pension Plan Trust Fund | 1,099,998 | 4.68% | $10.91M | New | 0.02% |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 1,000,000 | 4.26% | $9.91M | – | 0.14% |
| Bnp Paribas Arbitrage, Snc | 974,769 | 4.15% | $9.66M | New | 0.00% |
| Sona Asset Management (US) LLC | 950,000 | 4.04% | $9.41M | New | 0.20% |
| Hudson Bay Capital Management LP | 799,998 | 3.40% | $7.94M | – | 0.02% |
| AQR Arbitrage LLC | 739,805 | 3.15% | $7.34M | New | 0.10% |
| Glazer Capital, LLC | 685,937 | 2.92% | $6.80M | New | 0.17% |
| Kryger Capital LLC | 637,189 | 2.71% | $6.31M | New | 0.36% |
| Moore Capital Management, LP | 600,000 | 2.55% | $5.95M | New | 0.09% |
| Radcliffe Capital Management, L.P. | 550,000 | 2.34% | $5.45M | – | 0.41% |
| Rivernorth Capital Management, LLC | 520,905 | 2.22% | $5.19M | New | 0.25% |
| MMCAP International Inc. SPC | 500,000 | 2.13% | $4.96M | New | 0.42% |
| Millennium Management LLC | 500,000 | 2.13% | $4.96M | New | 0.00% |
| Berkley W R Corp | 424,998 | 1.81% | $4.21M | – | 0.19% |
| Whitebox Advisors LLC | 400,000 | 1.70% | $3.96M | New | 0.05% |
| Two Sigma Investments, LP | 362,500 | 1.54% | $3.59M | – | 0.00% |
| Linden Advisors LP | 350,000 | 1.49% | $3.47M | New | 0.02% |
| Periscope Capital Inc. | 349,500 | 1.49% | $3.46M | New | 0.30% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 45 | 18M | 76.1% | 35 / 2 | 1 / 0 | 14M | 0M |
| Q1 2026 | 10 | 4M | 16.7% | 10 / 0 | 0 / 0 | 4M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
2 funds held CAQ in Q2 2026, 0% of their shares through ETFs. Each fund counts once per quarter, from its quarter-end report.
| Fund | Shares | % of CAQ | Value | % of fund | As of |
|---|---|---|---|---|---|
| First Trust Merger Arbitrage Fund | 257,280 | 1.10% | $2.55M | 0.16% | Jun 30, 2026 |
| First Trust Multi-Strategy Fund | 41,145 | 0.18% | $408.16K | 0.03% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Brent Cox | Chief Executive Officer, Director | – | – | Jan 30, 2026 |
| Anthony Michael Naimo | Chief Financial Officer | – | – | Jan 30, 2026 |
| Michael Tam Cam-Phung | Director, 10% owner | 495,500 | 2.11% | Mar 5, 2026 |
| Eric Sklar | Director | – | – | Feb 19, 2026 |
| Vanessa Rollings Giannis | Director | – | – | Feb 19, 2026 |
| Christopher Bradley | Director | – | – | Feb 6, 2026 |
| Sponsor LLC Cambridge | 10% owner | – | – | Mar 5, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Michael Tam Cam-Phung Director, 10% owner | Feb 9, 2026 | Buy | +495,500 | $10.00 | $4.96M | 495,500 |
| Michael Tam Cam-Phung Director, 10% owner | Feb 9, 2026 | Buy | +495,500 | $10.00 | $4.96M | 495,500 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Shares sold short, last 8 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Cambridge Acquisition's stock actually held short. Settlement fails (shares not delivered on time) peaked at 3 shares on Oct 14, 2026 over the last 90 days.
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