X4 Pharmaceuticals, Inc. Common Stock (XFOR) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for XFOR. 13F holdings as of 2026-06-30.

In 13F filings for the quarter ended June 30, 2026, 86 institutions reported holding XFOR, with 99.2 million shares worth $463.0 million in aggregate.

Top Institutional Holders

InstitutionSharesValueChange
Morgan Stanley9,461,279$44MDECREASED
FMR8,321,657$39MINCREASED
Bain Capital Life Sciences Investors7,967,454$37MUNCHANGED
Perceptive Advisors7,933,491$37MINCREASED
Saturn V Capital Management6,973,343$33MINCREASED

Full institutional holdings, insider history, and congressional trades for X4 Pharmaceuticals, Inc. Common Stock on SentiSense.