Quick Takeaways
- WOLVERINE ASSET MANAGEMENT LLC filed SCHEDULE 13G for Quantumsphere Acquisition Corp Ordinary Shares, par value $0.0001 per share (QUMS).
- Disclosed ownership: 5%.
- Date of event: 31 Oct 2025.
WOLVERINE ASSET MANAGEMENT LLC - 31 Oct 2025 SCHEDULE 13G Report for Quantumsphere Acquisition Corp Ordinary Shares, par value $0.0001 per share (QUMS)
- Filing Manager
- WOLVERINE ASSET MANAGEMENT LLC
- Reporting Manager
- WOLVERINE ASSET MANAGEMENT LLC
- Symbol
- QUMS
- Shares outstanding
- 11,414,930 shares
- Disclosed Ownership
- 574,171 shares
- Ownership
- 5%
- Form type
- SCHEDULE 13G
- Filing time
- 07 Nov 2025, 15:35:20 UTC
- Date of event
- 31 Oct 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"WOLVERINE ASSET MANAGEMENT LLC disclosed 5% ownership in Quantumsphere Acquisition Corp Ordinary Shares, par value $0.0001 per share (QUMS) on 31 Oct 2025."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 07 Nov 2025, 15:35.
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.
Official SEC Source
Backed by Schedule 13D/13G
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
See Original FilingReporting Managers (5)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| WOLVERINE ASSET MANAGEMENT LLC | 5% | 574,171 | 0 | 574,171 | /s/ Kenneth L. Nadel | Kenneth L. Nadel, Chief Operating Officer | |
| Wolverine Trading Partners, Inc. | 5% | 574,171 | 0 | 574,171 | /s/ Christopher L. Gust | Christopher L. Gust, Authorized Signatory | |
| Wolverine Holdings, L.P. | 5% | 574,171 | 0 | 574,171 | /s/ Christopher L. Gust | Christopher L. Gust, Managing Director | |
| Christopher L. Gust | 5% | 574,171 | 0 | 574,171 | /s/ Christopher L. Gust | Christopher L. Gust | |
| Robert R. Bellick | 5% | 574,171 | 0 | 574,171 | /s/ Robert R. Bellick | Robert R. Bellick |