Who owns Cambridge Acquisition Corp.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of CAQ from SEC Form 13F filings across 45 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 45 institutions disclosed 17.9M shares of Cambridge Acquisition Corp. worth $177.2M — about 76.1% of shares outstanding; the largest disclosed holder is ADAGE CAPITAL PARTNERS GP, L.L.C.. Source: SEC Form 13F filings, parsed by EvidInvest.
45
13F holders
$177.2M
value, 2026 filers
76.1%
of shares outstanding (17.9M sh)
35
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of CAQ's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C.NEW | 1.8M | $17.8M | 0.0% | 7.7% | new |
| 2 | Magnetar Financial LLCNEW | 1.7M | $16.9M | 0.2% | 7.2% | new |
| 3 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUNDNEW | 1.1M | $10.9M | 0.0% | 4.7% | new |
| 4 | TENOR CAPITAL MANAGEMENT Co., L.P. | 1.0M | $9.9M | 0.1% | 4.3% | 0.0% |
| 5 | BNP PARIBAS FINANCIAL MARKETSNEW | 974,769 | $9.7M | 0.0% | 4.1% | new |
| 6 | SONA ASSET MANAGEMENT (US) LLCNEW | 950,000 | $9.4M | 0.2% | 4% | new |
| 7 | Hudson Bay Capital Management LP | 799,998 | $7.9M | 0.0% | 3.4% | 0.0% |
| 8 | AQR Arbitrage LLCNEW | 739,805 | $7.3M | 0.1% | 3.1% | new |
| 9 | GLAZER CAPITAL, LLCNEW | 685,937 | $6.8M | 0.2% | 2.9% | new |
| 10 | Kryger Capital LLCNEW | 637,189 | $6.3M | 0.4% | 2.7% | new |
| 11 | MOORE CAPITAL MANAGEMENT, LPNEW | 600,000 | $5.9M | 0.1% | 2.6% | new |
| 12 | Radcliffe Capital Management, L.P. | 550,000 | $5.5M | 0.4% | 2.3% | 0.0% |
| 13 | RIVERNORTH CAPITAL MANAGEMENT, LLCNEW | 520,905 | $5.2M | 0.2% | 2.2% | new |
| 14 | MILLENNIUM MANAGEMENT LLCNEW | 500,000 | $5.0M | 0.0% | 2.1% | new |
| 15 | MMCAP International Inc. SPCNEW | 500,000 | $5.0M | 0.4% | 2.1% | new |
| 16 | BERKLEY W R CORP | 424,998 | $4.2M | 0.2% | 1.8% | 0.0% |
| 17 | WHITEBOX ADVISORS LLCNEW | 400,000 | $4.0M | 0.1% | 1.7% | new |
| 18 | TWO SIGMA INVESTMENTS, LP | 362,500 | $3.6M | 0.0% | 1.5% | 0.0% |
| 19 | Linden Advisors LPNEW | 350,000 | $3.5M | 0.0% | 1.5% | new |
| 20 | Periscope Capital Inc.NEW | 349,500 | $3.5M | 0.3% | 1.5% | new |
| 21 | First Trust Capital Management L.P. | 300,000 | $3.0M | 0.2% | 1.3% | 0.0% |
| 22 | Centiva Capital, LPNEW | 275,000 | $2.7M | 0.0% | 1.2% | new |
| 23 | Ghisallo Capital Management LLCNEW | 250,000 | $2.5M | 0.0% | 1.1% | new |
| 24 | Clear Street Group Inc. | 205,465 | $2.0M | 0.0% | 0.9% | -1.4% |
| 25 | Polar Asset Management Partners Inc.NEW | 200,000 | $2.0M | 0.0% | 0.9% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.