XFOR · Company research
X4 Pharmaceuticals, Inc. (XFOR): Ownership & Institutional Holders
Reported institutional positions. Filing dates and sources matter.
RESEARCH CONTEXT
Understand the numbers
Reported institutional positions. Filing dates and sources matter. Use period, currency, units and source fields when interpreting values.
80records availableHealthcare
Ownership & Institutional Holders data
Database-backed records only
| holder name | cik | period end | shares held | market value | ownership percent | shares change | shares change percent | filing date | data source |
|---|---|---|---|---|---|---|---|---|---|
| Legal & General Group Plc | 764068 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7858 | 36697 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BARCLAYS PLC | 312069 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15569 | 72707 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Bain Capital Life Sciences Investors, LLC | 1703031 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7967454 | 37208011 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 250300 | 1168901 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RENAISSANCE TECHNOLOGIES LLC | 1037389 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 18100 | 84527 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Affinity Asset Advisors, LLC | 1773195 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 145000 | 677150 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| ProShare Advisors LLC | 1357955 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10588 | 49445 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Empery Asset Management, LP | 1469336 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6930591 | 32365860 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| VOYA INVESTMENT MANAGEMENT LLC | 1068837 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15838 | 73963 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3715859 | 17353062 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| UBS Group AG | 1610520 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 58011 | 270911 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Nantahala Capital Management, LLC | 1472322 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2449468 | 11439016 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Nuveen, LLC | 1871926 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 107389 | 501507 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Tower Research Capital LLC (TRC) | 1533421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7745 | 36169 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| BRAIDWELL LP | 1920938 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2922754 | 13649261 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| AXQ CAPITAL, LP | 1916908 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 22880 | 106850 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Verdad Advisers, LP | 1812822 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 352093 | 1644274 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| PRUDENTIAL FINANCIAL INC | 1137774 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12500 | 58375 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| INTECH INVESTMENT MANAGEMENT LLC | 1086318 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17290 | 80744 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| MetLife Investment Management, LLC | 1529735 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 47969 | 224015 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5198 | 1113 | — | — | — | Aug 24, 2026 | SEC_13F_DATASET |
| Kalehua Capital Management LLC | 2106181 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3722840 | 17385663 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Russell Investments Group, Ltd. | 1692234 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6449 | 30116 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Blue Trust, Inc. | 1856022 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 284 | 1326 | — | — | — | Jul 21, 2026 | SEC_13F_DATASET |
| Creative Planning | 1540235 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13872 | 64782 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Rockefeller Capital Management L.P. | 1739439 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 33 | 154 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| STATE STREET CORP | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1296017 | 6052399 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| GSA CAPITAL PARTNERS LLP | 1362033 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 76314 | 356 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Woodline Partners LP | 1784547 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1001095 | 4675114 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| NEA Management Company, LLC | 1512848 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3233743 | 15101580 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Bank of New York Mellon Corp | 1390777 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 126210 | 589401 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| PNC Financial Services Group, Inc. | 713676 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1759 | 8215 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Venrock Adviser, LLC | 1615982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1934253 | 9032962 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Blackstone Inc. | 1393818 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2681922 | 12524576 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| STIFEL FINANCIAL CORP | 720672 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 18519 | 86483 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| VANGUARD FIDUCIARY TRUST CO | 933478 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 572038 | 2671417 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| BVF INC/IL | 1056807 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2233742 | 10431575 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| BANK OF AMERICA CORP /DE/ | 70858 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 46861 | 218841 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| TWO SIGMA INVESTMENTS, LP | 1179392 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19426 | 90719 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 263264 | 1229443 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Invesco Ltd. | 914208 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 54704 | 255468 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| NORTHERN TRUST CORP | 73124 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12703 | 59323 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Indivisible Partners | 2098400 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10000 | 46850 | — | — | — | Aug 4, 2026 | SEC_13F_DATASET |
| BlackRock, Inc. | 2012383 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2943042 | 13744006 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Caption Management, LLC | 1706766 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 250000 | 1167500 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GEODE CAPITAL MANAGEMENT, LLC | 1214717 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1794568 | 8383316 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| FMR LLC | 315066 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8321657 | 38862138 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Stonepine Capital Management, LLC | 1440771 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 224989 | 1050699 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| ALLIANCEBERNSTEIN L.P. | 1109448 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14580 | 60215 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RHUMBLINE ADVISERS | 1115418 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 95081 | 444022 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Sterling Capital Management LLC | 1329883 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1629 | 7607 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
| Saturn V Capital Management LP | 1964437 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6973343 | 32565512 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| WELLINGTON MANAGEMENT GROUP LLP | 902219 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 35300 | 164851 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| ALPS ADVISORS INC | 1376113 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 95726 | 447040 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 66379 | 310 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Caitong International Asset Management Co., Ltd | 1963355 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 30 | 140 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| Sixth Street Partners Management Company, L.P. | 1812095 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 263264 | 1229443 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Deep Track Capital, LP | 1856083 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5878757 | 27453795 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CAXTON CORP | 1388551 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15557 | 72650 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Pettinga Financial Advisors LLC | 1694592 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10000 | 46700 | — | — | — | Jul 9, 2026 | SEC_13F_DATASET |
| ROYAL BANK OF CANADA | 1000275 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2559 | 12000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Bleichroeder LP | 1781002 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 595 | 2779 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| JONES FINANCIAL COMPANIES LLLP | 815917 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 38 | 153 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Susquehanna Portfolio Strategies, LLC | 1996449 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 87282 | 407607 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 928047 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 22083 | 103128 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Squarepoint Ops LLC | 1642575 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 67078 | 313254 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Jump Financial, LLC | 1831577 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 34253 | 159961 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Rosalind Advisors, Inc. | 1622627 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3214766 | 15012957 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GROUP ONE TRADING LLC | 932540 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 712 | 3325 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CITIGROUP INC | 831001 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 65446 | 305633 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Police & Firemen's Retirement System of New Jersey | 2040686 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 23846 | 111361 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 542128 | 2531738 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| DEUTSCHE BANK AG\ | 948046 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 78885 | 368393 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Vanguard Global Advisers, LLC | 1811242 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 32977 | 154003 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| SBI Securities Co., Ltd. | 1851815 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 9 | 42 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| HighMark Wealth Management LLC | 1802451 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6 | 28 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Ameritas Investment Partners, Inc. | 1055980 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 7338 | 34268 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| State Street Corporation | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1296017 | 6052399000 | — | — | — | Sep 22, 2026 | SEC_13F_HR |
| Goldman Sachs Group Inc. | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 916536 | 4280223000 | — | — | — | Aug 14, 2026 | SEC_13F_HR |
| MORGAN STANLEY | 895421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1118 | 5221 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.