Latest Period
Q1 2026
Security Snapshot
Rithm Acquisition Corp. - par value $0.0001 per share (RACU) Institutional Ownership
CUSIP: G75751126
13F Institutional Holders and Ownership History from Q1 2025 to Q1 2026
Institutions Reporting
3
Shares (Excl. Options)
828,378
Price
$10.60
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- Security type / class
- Equity / par value $0.0001 per share
- Symbol
- RACU
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 828,378
- Total 13F value
- $8,787,407
- Portfolio coverage rank
- 0%
- Share change
- +789
- Value change
- -$7,101
- Number of holders
- 3
- Shares outstanding
- 22,990,909
- SEC-reported price per share
- $10.60
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
2 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- RACU - Rithm Acquisition Corp. - par value $0.0001 per share is tracked under CUSIP G75751126.
- 3 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 4 to 3 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $8,896,582 to $8,787,407.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 3 institutions filings for Q1 2026.
Security key
G75751126
Latest holder period
Q1 2026
13F holders
3
13D/G owners
2
CIK / CUSIP context first
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G75751126:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
RACU
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Magnetar Financial LLC | 8.4% | $19,978,200 | 1,980,000 | MAGNETAR FINANCIAL LLC | 31 Mar 2025 | |||
| Lighthouse Investment Partners, LLC | 0.49% | -84% | $1,177,280 | -$11,973,520 | 113,200 | -91% | Lighthouse Investment Partners, LLC | 30 Sep 2025 |
As of 31 Mar 2026, 3 institutional investors reported holding 828,378 shares of Rithm Acquisition Corp. - par value $0.0001 per share (RACU). This represents 3.6% of the company’s total 22,990,909 outstanding shares.
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
5
Latest
Q1 2026
Rows shown
1-5 of 5
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 828,378 | $8,787,407 | -$7,101 | $10.60 | 3 |
| 2025 Q4 | 827,589 | $8,896,582 | -$1,046,100 | $10.75 | 4 |
| 2025 Q3 | 928,242 | $9,653,716 | -$11,895,595 | $10.40 | 6 |
| 2025 Q2 | 2,076,340 | $21,510,882 | -$189,025,624 | $10.36 | 8 |
| 2025 Q1 | 20,913,660 | $211,210,322 | +$211,210,322 | $10.10 | 34 |