Who owns Rithm Acquisition Corp.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of RAC from SEC Form 13F filings across 46 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, 46 institutions disclosed 22.0M shares of Rithm Acquisition Corp. worth $230.0M — about 93% of shares outstanding; the largest disclosed holder is Magnetar Financial LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
46
13F holders
$230.0M
value, 2026 filers
93%
of shares outstanding (22.0M sh)
4
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 RAC's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Magnetar Financial LLC | 2.0M | $20.7M | 0.2% | 8.4% | 0.0% |
| 2 | Fort Baker Capital Management LP | 2.0M | $20.4M | 1.5% | 8.2% | +333.0% |
| 3 | Hudson Bay Capital Management LP | 1.5M | $15.7M | 0.0% | 6.3% | 0.0% |
| 4 | AQR Arbitrage LLC | 1.4M | $15.0M | 0.2% | 6.1% | +2.7% |
| 5 | Meteora Capital, LLCNEW | 1.4M | $14.9M | 1.2% | 6% | new |
| 6 | Linden Advisors LP | 1.1M | $11.5M | 0.1% | 4.6% | 0.0% |
| 7 | D. E. Shaw & Co., Inc. | 1.1M | $11.4M | 0.0% | 4.6% | 0.0% |
| 8 | Alberta Investment Management Corp | 980,000 | $10.3M | 0.1% | 4.1% | 0.0% |
| 9 | PICTON MAHONEY ASSET MANAGEMENT | 805,089 | $8.4M | 0.1% | 3.4% | +0.6% |
| 10 | LMR Partners LLP | 800,000 | $8.4M | 0.0% | 3.4% | 0.0% |
| 11 | BOUSSARD & GAVAUDAN GESTION SASNEW | 768,000 | $8.0M | 0.4% | 3.2% | new |
| 12 | TWO SIGMA INVESTMENTS, LP | 725,000 | $7.6M | 0.0% | 3.1% | 0.0% |
| 13 | TORONTO DOMINION BANK | 611,000 | $6.4M | 0.0% | 2.6% | -18.8% |
| 14 | MOORE CAPITAL MANAGEMENT, LP | 500,000 | $5.2M | 0.1% | 2.1% | 0.0% |
| 15 | GLAZER CAPITAL, LLC | 450,307 | $4.7M | 0.1% | 1.9% | +70.1% |
| 16 | Verition Fund Management LLC | 415,100 | $4.3M | 0.0% | 1.8% | +196.7% |
| 17 | GOLDMAN SACHS GROUP INC | 412,062 | $4.3M | 0.0% | 1.7% | 0.0% |
| 18 | Radcliffe Capital Management, L.P. | 406,297 | $4.2M | 0.3% | 1.7% | 0.0% |
| 19 | WHITEBOX ADVISORS LLC | 400,000 | $4.2M | 0.1% | 1.7% | 0.0% |
| 20 | Periscope Capital Inc. | 385,400 | $4.0M | 0.4% | 1.6% | +6.9% |
| 21 | First Trust Capital Management L.P. | 352,000 | $3.7M | 0.2% | 1.5% | 0.0% |
| 22 | COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | 350,000 | $3.7M | 0.0% | 1.5% | 0.0% |
| 23 | Centiva Capital, LP | 336,651 | $3.5M | 0.0% | 1.4% | +2789.5% |
| 24 | TENOR CAPITAL MANAGEMENT Co., L.P. | 300,000 | $3.1M | 0.0% | 1.3% | 0.0% |
| 25 | BERKLEY W R CORP | 298,200 | $3.1M | 0.1% | 1.3% | 0.0% |
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.