X4 Pharmaceuticals, Inc
XFOR- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001501697
In the last 90 days, X4 Pharmaceuticals, Inc insiders filed 0 open-market purchases and 3 sales; 89 institutions reported holding it in 13F filings for Q2 2026, worth $491.9M in total; no superinvestor holds it.
13F holders, Q1 2025
Institutional positions in X4 Pharmaceuticals, Inc as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 94
- +5 vs. Q4 2024
- Shares held
- 98.6M
- −1.20M (−1.2%) vs. Q4 2024
- Total value
- $23.3M
- −$49.9M (−68.2%) vs. Q4 2024
- New holders
- 15
- 28 more added
- Sold out
- 10
- 23 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting XFOR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 89 | $491.9M |
| Q1 2026 | 84 | $407.0M |
| Q4 2025 | 79 | $357.7M |
| Q3 2025 | 42 | $55.3M |
| Q2 2025 | 52 | $5.33M |
| Q1 2025 | 94 | $23.6M |
| Q4 2024 | 90 | $73.3M |
| Q3 2024 | 98 | $67.4M |
| Q2 2024 | 99 | $60.7M |
| Q1 2024 | 98 | $147.1M |
| Q4 2023 | 93 | $87.1M |
| Q3 2023 | 91 | $122.6M |
| Q2 2023 | 96 | $219.2M |
| Q1 2023 | 59 | $53.7M |
| Q4 2022 | 54 | $60.2M |
| Q3 2022 | 59 | $74.0M |
| Q2 2022 | 51 | $16.6M |
| Q1 2022 | 56 | $30.7M |
| Q4 2021 | 52 | $40.4M |
| Q3 2021 | 52 | $85.7M |
| Q2 2021 | 63 | $111.5M |
| Q1 2021 | 61 | $139.0M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding X4 Pharmaceuticals, Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC | 16,915,784 | $4.00M | 0.59% | 00.0% | Unchanged |
| NEA Management Company, LLC | 14,986,793 | $3.54M | 0.27% | 00.0% | Unchanged |
| BlackRock, Inc. | 11,430,304 | $2.70M | 0.00% | +369,659+3.3% | Added |
| Vanguard Group Inc | 8,067,516 | $1.90M | 0.00% | −133,387−1.6% | Reduced |
| Acorn Capital Advisors, LLC | 7,310,650 | $1.75M | 1.17% | 00.0% | Unchanged |
| Kingdon Capital Management, L.L.C. | 7,000,000 | $1.65M | 0.34% | +2,063,000+41.8% | Added |
| OrbiMed Advisors LLC | 6,776,515 | $1.60M | 0.04% | −357,000−5.0% | Reduced |
| UBS Group AG | 5,037,183 | $1.19M | 0.00% | +4,114,123+445.7% | Added |
| Geode Capital Management, LLC | 3,619,682 | $855.8K | 0.00% | +122,470+3.5% | Added |
| State Street Corp | 3,055,081 | $722.2K | 0.00% | −2,216−0.1% | Reduced |
| Ensign Peak Advisors, Inc | 2,235,655 | $528.5K | 0.00% | −310,803−12.2% | Reduced |
| Pale Fire Capital SE | 2,035,362 | $481.2K | 0.06% | +633,398+45.2% | Added |
| Susquehanna International Group, LLP | 1,712,361 | $404.8K | 0.00% | −175,250−9.3% | Reduced |
| Northern Trust Corp | 1,253,815 | $296.4K | 0.00% | −103,724−7.6% | Reduced |
| AXA S.A. | 691,116 | $163.4K | 0.00% | −2,381,027−77.5% | Reduced |
| Point72 Asset Management, L.P. | 650,000 | $153.7K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 570,011 | $134.8K | 0.00% | +19,516+3.5% | Added |
| Charles Schwab Investment Management Inc | 481,528 | $113.8K | 0.00% | +43,320+9.9% | Added |
| Bank of New York Mellon Corp | 344,747 | $81.5K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 335,436 | $79.3K | 0.00% | −1,057,390−75.9% | Reduced |
| Goldman Sachs Group Inc | 273,865 | $64.7K | 0.00% | −203,773−42.7% | Reduced |
| Deutsche Bank AG | 267,628 | $64.2K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 258,759 | $61.2K | 0.00% | 00.0% | Unchanged |
| UBS Oconnor LLC | 252,602 | $59.6K | 0.00% | −1,011,756−80.0% | Reduced |
| Rhumbline Advisers | 188,415 | $44.5K | 0.00% | +9,690+5.4% | Added |
| Barclays PLC | 185,083 | $43.8K | 0.00% | −81,074−30.5% | Reduced |
| Group One Trading, L.P. | 172,108 | $40.7K | 0.00% | −625,303−78.4% | Reduced |
| JPMorgan Chase & Co | 165,438 | $39.1K | 0.00% | −294,215−64.0% | Reduced |
| Citigroup Inc | 122,362 | $28.9K | 0.00% | −14,845−10.8% | Reduced |
| Simplex Trading, LLC | 111,704 | $26.0K | 0.00% | −80,200−41.8% | Reduced |
| Alliancebernstein L.P. | 109,570 | $25.9K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 100,693 | $23.8K | 0.00% | +4,296+4.5% | Added |
| SG Americas Securities, LLC | 91,487 | $22.0K | 0.00% | −91,665−50.0% | Reduced |
| AQR Capital Management LLC | 86,963 | $20.6K | 0.00% | +60,124+224.0% | Added |
| Price T Rowe Associates Inc | 83,015 | $20.0K | 0.00% | +27,019+48.3% | Added |
| Corebridge Financial, Inc. | 83,602 | $19.8K | 0.00% | +58+0.1% | Added |
| Wells Fargo & Company | 81,536 | $19.3K | 0.00% | +3,018+3.8% | Added |
| Bank of America Corp | 77,340 | $18.3K | 0.00% | −56,162−42.1% | Reduced |
| Stifel Financial Corp | 75,550 | $17.9K | 0.00% | −57−0.1% | Reduced |
| Virtu Financial LLC | 67,305 | $16.0K | 0.00% | +67,305 | New |
| Voya Investment Management LLC | 59,322 | $14.0K | 0.00% | +620+1.1% | Added |
| CIBC Private Wealth Group, LLC | 64,988 | $13.8K | 0.00% | +64,988 | New |
| Invesco Ltd. | 58,187 | $13.8K | 0.00% | −3,886−6.3% | Reduced |
| Intech Investment Management LLC | 57,960 | $13.7K | 0.00% | +57,960 | New |
| XTX Topco Ltd | 57,803 | $13.7K | 0.00% | +57,803 | New |
| New York State Common Retirement Fund | 51,639 | $12.2K | 0.00% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 44,667 | $10.6K | 0.00% | +44,667 | New |
| TD Waterhouse Canada Inc. | 45,000 | $9.81K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 41,118 | $9.72K | 0.00% | +36,421+775.4% | Added |
| Cantor Fitzgerald, L. P. | 40,251 | $9.52K | 0.00% | 00.0% | Unchanged |
| CIBC World Markets Corp | 37,866 | $8.95K | 0.00% | +22,140+140.8% | Added |
| ProShare Advisors LLC | 36,941 | $8.73K | 0.00% | −10,384−21.9% | Reduced |
| HRT Financial LP | 34,482 | $8.00K | 0.00% | +34,482 | New |
| Police & Firemen's Retirement System of New Jersey | 33,784 | $7.99K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 33,327 | $7.88K | 0.00% | +3,061+10.1% | Added |
| The PNC Financial Services Group, Inc. | 31,038 | $7.33K | 0.00% | +880+2.9% | Added |
| Tower Research Capital LLC (TRC) | 30,550 | $7.22K | 0.00% | +14,963+96.0% | Added |
| Colony Group, LLC | 25,975 | $6.14K | 0.00% | +950+3.8% | Added |
| Commonwealth Equity Services, LLC | 25,250 | $6.00K | 0.00% | 00.0% | Unchanged |
| JustInvest LLC | 25,201 | $5.96K | 0.00% | +2,943+13.2% | Added |
| Ameriprise Financial Inc | 22,239 | $5.26K | 0.00% | +197+0.9% | Added |
| Mariner, LLC | 20,267 | $4.79K | 0.00% | +20,267 | New |
| Renaissance Technologies LLC | 20,100 | $4.75K | 0.00% | +20,100 | New |
| HSBC Holdings PLC | 19,925 | $4.70K | 0.00% | +174+0.9% | Added |
| BNP Paribas Arbitrage, SA | 19,261 | $4.55K | 0.00% | −10,040−34.3% | Reduced |
| Legal & General Group Plc | 18,609 | $4.40K | 0.00% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 18,500 | $4.37K | 0.00% | 00.0% | Unchanged |
| Bleichroeder LP | 17,865 | $4.22K | 0.00% | 00.0% | Unchanged |
| Wealthcare Capital Partners, LLC | 17,845 | $4.22K | 0.00% | +17,845 | New |
| Royal Bank of Canada | 15,428 | $4.00K | 0.00% | +4,681+43.6% | Added |
| LexAurum Advisors, LLC | 16,000 | $3.78K | 0.00% | 00.0% | Unchanged |
| Claudia M.P. Batlle, CRP (R) LLC | 15,063 | $3.56K | 0.00% | +15,063 | New |
| Principal Financial Group Inc | 13,720 | $3.24K | 0.00% | −771−5.3% | Reduced |
| GTS Securities LLC | 12,668 | $2.99K | 0.00% | +12,668 | New |
| Pathstone Holdings, LLC | 12,637 | $2.99K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 12,176 | $2.88K | 0.00% | 00.0% | Unchanged |
| Allred Capital Management, LLC | 11,560 | $2.73K | 0.00% | +11,560 | New |
| HBK Sorce Advisory LLC | 11,138 | $2.63K | 0.00% | +679+6.5% | Added |
| Xponance, Inc. | 11,046 | $2.61K | 0.00% | +286+2.7% | Added |
| Ameritas Investment Partners, Inc. | 10,167 | $2.40K | 0.00% | 00.0% | Unchanged |
| 1620 Investment Advisors, Inc. | 10,000 | $2.36K | 0.00% | 00.0% | Unchanged |
| Lazari Capital Management, Inc. | 10,000 | $2.36K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 8,520 | $2.01K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 9,328 | $2.00K | 0.00% | +7,243+347.4% | Added |
| SBI Securities Co., Ltd. | 6,419 | $1.52K | 0.00% | +5,297+472.1% | Added |
| Amalgamated Bank | 4,152 | $1.00K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 1,144 | $286 | 0.00% | +1,144 | New |
| Raelipskie Partnership | 1,000 | $236 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 1,000 | $236 | 0.00% | +1,000 | New |
| HighMark Wealth Management LLC | 180 | $43 | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 172 | $41 | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 30 | $7 | 0.00% | −11−26.8% | Reduced |
| Frazier Financial Advisors, LLC | 10 | $3 | 0.00% | 00.0% | Unchanged |
| CIBC World Markets Inc. | 35,000 | – | – | +35,000 | New |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −1,273,635−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −583,483−100.0% | Sold out |
| Knott David M Jr | 0 | $0 | 0.00% | −154,071−100.0% | Sold out |
| Vontobel Holding Ltd. | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Atria Wealth Solutions, Inc. | 0 | $0 | 0.00% | −60,000−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −39,663−100.0% | Sold out |