Quick Takeaways
- Magnetar Financial LLC filed SCHEDULE 13G/A for GSR III Acquisition Corp. Class A ordinary share, par value $0.0001 (GSRT).
- Disclosed ownership: 6%.
- Date of event: 30 Jun 2025.
Magnetar Financial LLC - 30 Jun 2025 SCHEDULE 13G/A Report for GSR III Acquisition Corp. Class A ordinary share, par value $0.0001 (GSRT)
- Filing Manager
- Magnetar Financial LLC
- Reporting Manager
- MAGNETAR FINANCIAL LLC
- Symbol
- GSRT
- Shares outstanding
- 23,421,927 shares
- Disclosed Ownership
- 1,410,000 shares
- Ownership
- 6%
- Form type
- SCHEDULE 13G/A
- Filing time
- 08 Aug 2025, 10:24:54 UTC
- Date of event
- 30 Jun 2025
- Next filing
- 12 Nov 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Magnetar Financial LLC disclosed 6% ownership in GSR III Acquisition Corp. Class A ordinary share, par value $0.0001 (GSRT) on 30 Jun 2025."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 08 Aug 2025, 10:24.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (4)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| MAGNETAR FINANCIAL LLC | 6% | 1,410,000 | 0 | 1,410,000 | /s/ Hayley Stein | Hayley Stein, Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC | |
| MAGNETAR CAPITAL PARTNERS LP | 6% | 1,410,000 | 0 | 1,410,000 | /s/ Hayley Stein | Hayley Stein, Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC | |
| SUPERNOVA MANAGEMENT LLC | 6% | 1,410,000 | 0 | 1,410,000 | /s/ Hayley Stein | Hayley Stein, Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC | |
| DAVID J. SNYDERMAN | 6% | 1,410,000 | 0 | 1,410,000 | /s/ Hayley Stein | Hayley Stein, Attorney-in-fact for David J. Snyderman, Manager of Supernova Management LLC |