Quick Takeaways
- Saturn V Capital Management LP filed SCHEDULE 13G for X4 Pharmaceuticals, Inc. Common Stock (XFOR).
- Disclosed ownership: 7.4%.
- Date of event: 24 Oct 2025.
Saturn V Capital Management LP - 24 Oct 2025 SCHEDULE 13G Report for X4 Pharmaceuticals, Inc. Common Stock (XFOR)
- Filing Manager
- Saturn V Capital Management LP
- Reporting Manager
- Saturn V Capital Management LP
- Symbol
- XFOR
- Shares outstanding
- 87,411,427 shares
- Disclosed Ownership
- 6,433,481 shares
- Ownership
- 7.4%
- Form type
- SCHEDULE 13G
- Filing time
- 17 Feb 2026, 14:46:31 UTC
- Date of event
- 24 Oct 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Saturn V Capital Management LP disclosed 7.4% ownership in X4 Pharmaceuticals, Inc. Common Stock (XFOR) on 24 Oct 2025."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 17 Feb 2026, 14:46.
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 (2)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Saturn V Capital Management LP | 7.4% | 6,433,481 | 0 | 6,433,481 | Xiaoying Tian | Xiaoying Tian, Managing Member of SVCM GP LLC, the General Partner of Saturn V Capital Management LP | |
| Xiaoying Tian | 7.4% | 6,433,481 | 0 | 6,433,481 | Xiaoying Tian | Xiaoying Tian |