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Filing
SCHEDULE 13G/A
SCHEDULE 13G/A0000902664-26-000246·Empery Asset Management, LP
Schedule 13G ownership disclosure
X4 Pharmaceuticals Inc
Common Stock, $0.001 par value per share · CUSIP: 98420X202
Event date: 2025-12-31
Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.
- Filing-level shares
- Unavailable
- Percent of class
- Unavailable
- Empery Asset Management, LP
Shares: 9,043,894.00 · Class: 9.99%
- Ryan M. Lane
Shares: 9,043,894.00 · Class: 9.99%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0000902664-26-000246
- Form type
- SCHEDULE 13G/A
- Filer
- Empery Asset Management, LP
- CIK
- CIK 1469336
- Filed
- Jan 15, 2026
- Reporting period
- Dec 31, 2025
- Description
- Schedule 13G beneficial ownership