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 CAQUW from SEC Form 13F filings across 37 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, 37 institutions disclosed 5.5M shares of Cambridge Acquisition Corp. worth $1.7M — about 23.6% of shares outstanding; the largest disclosed holder is ADAGE CAPITAL PARTNERS GP, L.L.C.. Source: SEC Form 13F filings, parsed by EvidInvest.
37
13F holders
$1.7M
value, 2026 filers
23.6%
of shares outstanding (5.5M sh)
30
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 CAQUW's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | ADAGE CAPITAL PARTNERS GP, L.L.C.NEW | 600,000 | $180,000 | 0.0% | 2.6% | new |
| 2 | Magnetar Financial LLCNEW | 566,665 | $170,000 | 0.0% | 2.4% | new |
| 3 | HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUNDNEW | 366,666 | $110,000 | 0.0% | 1.6% | new |
| 4 | TENOR CAPITAL MANAGEMENT Co., L.P. | 333,333 | $100,000 | 0.0% | 1.4% | 0.0% |
| 5 | BNP PARIBAS FINANCIAL MARKETSNEW | 324,923 | $97,477 | 0.0% | 1.4% | new |
| 6 | SONA ASSET MANAGEMENT (US) LLCNEW | 316,665 | $95,000 | 0.0% | 1.3% | new |
| 7 | Hudson Bay Capital Management LP | 266,666 | $80,000 | 0.0% | 1.1% | 0.0% |
| 8 | AQR Arbitrage LLCNEW | 246,598 | $73,979 | 0.0% | 1% | new |
| 9 | Kryger Capital LLCNEW | 214,323 | $64,297 | 0.0% | 0.9% | new |
| 10 | GLAZER CAPITAL, LLCNEW | 200,000 | $60,000 | 0.0% | 0.9% | new |
| 11 | MOORE CAPITAL MANAGEMENT, LPNEW | 200,000 | $60,000 | 0.0% | 0.9% | new |
| 12 | Radcliffe Capital Management, L.P. | 183,332 | $59,583 | 0.0% | 0.8% | 0.0% |
| 13 | RIVERNORTH CAPITAL MANAGEMENT, LLCNEW | 173,635 | $69,454 | 0.0% | 0.7% | new |
| 14 | MMCAP International Inc. SPCNEW | 166,666 | $50,000 | 0.0% | 0.7% | new |
| 15 | BERKLEY W R CORP | 141,666 | $42,500 | 0.0% | 0.6% | 0.0% |
| 16 | WHITEBOX ADVISORS LLCNEW | 133,333 | $40,000 | 0.0% | 0.6% | new |
| 17 | Linden Advisors LPNEW | 116,665 | $37,916 | 0.0% | 0.5% | new |
| 18 | Periscope Capital Inc.NEW | 116,500 | $34,950 | 0.0% | 0.5% | new |
| 19 | Lineage Point Capital LPNEW | 100,000 | $30,000 | 0.0% | 0.4% | new |
| 20 | Centiva Capital, LPNEW | 91,666 | $27,500 | 0.0% | 0.4% | new |
| 21 | Clear Street Group Inc. | 79,050 | $23,715 | 0.0% | 0.3% | -1.0% |
| 22 | Polar Asset Management Partners Inc.NEW | 74,166 | $22,250 | 0.0% | 0.3% | new |
| 23 | Parallax Volatility Advisers, L.P. | 70,000 | $21,000 | 0.0% | 0.3% | -44.0% |
| 24 | PICTON MAHONEY ASSET MANAGEMENTNEW | 66,665 | $19,999 | 0.0% | 0.3% | new |
| 25 | Schonfeld Strategic Advisors LLCNEW | 54,999 | $16,499 | 0.0% | 0.2% | 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. Research, not investment advice.