X4 PharmaceuticalsXFOR
13F holders, Q1 2026 (March 31)2holders −1
0new positions
1sold out
$4.13avg. 13F price*
At the end of Q1 2026, 2 institutions reported holding X4 Pharmaceuticals Inc. (XFOR) in their 13F filings, down 1 from Q4 2025. 0 opened new positions and 1 sold out. The largest holders were NEA Management Company, LLC ($13.4M) and Acorn Capital Advisors, LLC ($967K).
- Company
- X4 Pharmaceuticals Inc.
- CUSIP
- 98420X103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 0 | $0 |
| Exits | 1 | $64 |
All 13F filers, Q4 2025 → Q1 2026: 39,338 shares sold, net −39,338 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 2 holders
| NEA Management Company, LLC | 0.76% | No change | 3,233,743 | $13.4M |
| Acorn Capital Advisors, LLC | 0.27% | Reduce -14.4% | 234,039 | $967K |
"% of holder's portfolio" is XFOR's weight in each manager's 13F, not the share of X4 Pharmaceuticals Inc. the manager owns.