X4 PHARMACEUTICALS INC's ticker is XFOR and the CUSIP is 98420X103. A total of 54 filers reported holding X4 PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 1.98 and the average weighting 0.1%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Polaris Venture Management Co. V, L.L.C. | 311,492 | $2,682,000 | 3.48% |
| Sio Capital Management, LLC | 804,597 | $6,928,000 | 1.41% |
| Bain Capital Life Sciences Investors, LLC | 2,119,540 | $18,249,000 | 1.03% |
| SV Health Investors, LLC | 311,490 | $2,682,000 | 1.00% |
| Monashee Investment Management LLC | 574,712 | $4,948,000 | 0.76% |
| Ikarian Capital, LLC | 2,614,988 | $22,515,000 | 0.76% |
| Abingworth LLP | 229,885 | $1,956,000 | 0.68% |
| New Leaf Venture Partners, L.L.C. | 335,000 | $2,884,000 | 0.67% |
| BVF INC/IL | 1,091,579 | $9,398,000 | 0.35% |
| Endurant Capital Management LP | 151,996 | $1,309,000 | 0.34% |