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 2024
Institutional positions in X4 Pharmaceuticals, Inc as of Mar 31, 2024. 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
- 98
- +5 vs. Q4 2023
- Shares held
- 103.0M
- +6.20M (+6.4%) vs. Q4 2023
- Total value
- $143.2M
- +$62.0M (+76.4%) vs. Q4 2023
- New holders
- 16
- 23 more added
- Sold out
- 11
- 24 more reduced
Compare with Q4 2023: 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 2024
Shares, value and share of portfolio for each institution holding X4 Pharmaceuticals, Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC | 16,915,784 | $23.5M | 1.89% | 00.0% | Unchanged |
| NEA Management Company, LLC | 14,986,793 | $20.8M | 1.29% | 00.0% | Unchanged |
| BlackRock Inc. | 8,735,867 | $12.1M | 0.00% | +318,343+3.8% | Added |
| Vanguard Group Inc | 7,827,727 | $10.9M | 0.00% | −181,138−2.3% | Reduced |
| OrbiMed Advisors LLC | 7,133,515 | $9.92M | 0.18% | 00.0% | Unchanged |
| Soleus Capital Management, L.P. | 4,579,926 | $6.37M | 0.56% | +4,579,926 | New |
| Adage Capital Partners GP, L.L.C. | 4,276,315 | $5.94M | 0.01% | 00.0% | Unchanged |
| Sio Capital Management, LLC | 3,588,427 | $4.99M | 1.74% | 00.0% | Unchanged |
| Perceptive Advisors LLC | 3,545,454 | $4.93M | 0.09% | 00.0% | Unchanged |
| Kingdon Capital Management, L.L.C. | 3,473,683 | $4.83M | 0.64% | 00.0% | Unchanged |
| AXA S.A. | 3,074,372 | $4.27M | 0.01% | +8400.0% | Added |
| Geode Capital Management, LLC | 2,945,424 | $4.09M | 0.00% | +142,975+5.1% | Added |
| State Street Corp | 2,523,555 | $3.51M | 0.00% | +95,766+3.9% | Added |
| Ensign Peak Advisors, Inc | 2,435,426 | $3.39M | 0.01% | +2,435,426 | New |
| Avidity Partners Management LP | 2,413,000 | $3.35M | 0.12% | +2,413,000 | New |
| Morgan Stanley | 1,406,425 | $1.95M | 0.00% | +1,005,051+250.4% | Added |
| UBS Oconnor LLC | 1,335,521 | $1.86M | 0.05% | −407,517−23.4% | Reduced |
| Goldman Sachs Group Inc | 1,058,930 | $1.47M | 0.00% | +986,142+1,354.8% | Added |
| Northern Trust Corp | 1,054,488 | $1.47M | 0.00% | −8,497−0.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 915,000 | $1.27M | 0.01% | +365,700+66.6% | Added |
| Parkman Healthcare Partners LLC | 805,359 | $1.12M | 0.14% | +38,027+5.0% | Added |
| Citadel Advisors LLC | 762,854 | $1.06M | 0.00% | −965,211−55.9% | Reduced |
| Point72 Asset Management, L.P. | 650,000 | $903.5K | 0.00% | 00.0% | Unchanged |
| Propel Bio Management, LLC | 535,000 | $743.6K | 0.43% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 502,665 | $698.7K | 0.00% | +99,744+24.8% | Added |
| Barclays PLC | 448,708 | $623.7K | 0.00% | −80,893−15.3% | Reduced |
| Nuveen Asset Management, LLC | 438,114 | $609.0K | 0.00% | 00.0% | Unchanged |
| Simplify Asset Management Inc. | 400,000 | $556.0K | 0.05% | 00.0% | Unchanged |
| Royce & Associates LP | 342,363 | $475.9K | 0.00% | −46,000−11.8% | Reduced |
| Bank of New York Mellon Corp | 335,974 | $467.0K | 0.00% | −9,980−2.9% | Reduced |
| New Leaf Venture Partners, L.L.C. | 335,000 | $465.6K | 0.41% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 323,843 | $450.1K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 321,021 | $446.0K | 0.04% | −624,150−66.0% | Reduced |
| Millennium Management LLC | 258,759 | $359.7K | 0.00% | −1,405,558−84.5% | Reduced |
| Knott David M Jr | 180,993 | $252.0K | 0.09% | +61,693+51.7% | Added |
| Rhumbline Advisers | 163,415 | $227.1K | 0.00% | +3,045+1.9% | Added |
| UBS Group AG | 129,084 | $179.4K | 0.00% | +127,859+10,437.5% | Added |
| Citigroup Inc | 127,051 | $176.6K | 0.00% | +109,421+620.7% | Added |
| Bank of America Corp | 102,712 | $142.8K | 0.00% | −110,176−51.8% | Reduced |
| Invesco Ltd. | 98,622 | $137.1K | 0.00% | +2,196+2.3% | Added |
| Stifel Financial Corp | 86,225 | $119.9K | 0.00% | −4,227−4.7% | Reduced |
| Jane Street Group, LLC | 77,452 | $107.7K | 0.00% | −51,822−40.1% | Reduced |
| Lighthouse Investment Partners, LLC | 70,422 | $97.9K | 0.01% | +70,422 | New |
| Amundi | 81,305 | $97.6K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 61,735 | $85.8K | 0.00% | +537+0.9% | Added |
| BNP Paribas Arbitrage, SA | 61,575 | $85.6K | 0.00% | −221,969−78.3% | Reduced |
| Dimensional Fund Advisors LP | 55,296 | $76.9K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 52,789 | $73.4K | 0.00% | +52,789 | New |
| New York State Common Retirement Fund | 51,551 | $71.7K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 51,127 | $71.1K | 0.00% | −28,678−35.9% | Reduced |
| Walleye Capital LLC | 47,573 | $66.1K | 0.00% | +17,957+60.6% | Added |
| Alliancebernstein L.P. | 45,680 | $63.5K | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 45,000 | $63.5K | 0.00% | 00.0% | Unchanged |
| Vontobel Holding Ltd. | 45,000 | $62.5K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 40,964 | $56.9K | 0.00% | +5,940+17.0% | Added |
| Voya Investment Management LLC | 40,598 | $56.4K | 0.00% | −8,662−17.6% | Reduced |
| Price T Rowe Associates Inc | 39,307 | $55.0K | 0.00% | +12,514+46.7% | Added |
| Pale Fire Capital SE | 38,066 | $52.9K | 0.01% | +38,066 | New |
| AQR Capital Management LLC | 35,927 | $49.9K | 0.00% | −128,415−78.1% | Reduced |
| The PNC Financial Services Group, Inc. | 30,158 | $41.9K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 29,507 | $41.0K | 0.00% | +29,507 | New |
| Resources Investment Advisors, LLC. | 28,473 | $39.6K | 0.00% | +2,672+10.4% | Added |
| Commonwealth Equity Services, LLC | 25,100 | $35.0K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 22,507 | $31.3K | 0.00% | +2,129+10.4% | Added |
| Private Advisor Group, LLC | 21,800 | $30.3K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 21,246 | $29.5K | 0.00% | −49,518−70.0% | Reduced |
| SG Americas Securities, LLC | 20,822 | $29.0K | 0.00% | −26,846−56.3% | Reduced |
| Cassady Schiller Wealth Management, LLC | 20,000 | $27.8K | 0.01% | +20,000 | New |
| Bleichroeder LP | 17,865 | $24.8K | 0.01% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 16,209 | $22.5K | 0.00% | +3,871+31.4% | Added |
| LexAurum Advisors, LLC | 16,000 | $22.2K | 0.01% | 00.0% | Unchanged |
| Victory Capital Management Inc | 15,953 | $22.2K | 0.00% | −1,126−6.6% | Reduced |
| Grimes & Company, Inc. | 15,000 | $20.9K | 0.00% | 00.0% | Unchanged |
| HSBC Holdings PLC | 14,125 | $19.6K | 0.00% | +14,125 | New |
| Holistic Planning, LLC | 13,800 | $19.2K | 0.01% | +13,800 | New |
| Principal Financial Group Inc | 13,691 | $19.0K | 0.00% | −2,935−17.7% | Reduced |
| Total Clarity Wealth Management, Inc. | 13,681 | $19.0K | 0.01% | +13,681 | New |
| Boston Private Wealth LLC | 13,000 | $18.1K | 0.00% | +13,000 | New |
| Pathstone Holdings, LLC | 12,637 | $17.6K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 12,593 | $17.5K | 0.00% | −7,672−37.9% | Reduced |
| LPL Financial LLC | 11,500 | $16.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 11,326 | $15.7K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 10,167 | $14.1K | 0.00% | 00.0% | Unchanged |
| PEAK6 Investments LLC | 10,000 | $13.9K | 0.00% | 00.0% | Unchanged |
| Lazari Capital Management, Inc. | 10,000 | $13.9K | 0.01% | 00.0% | Unchanged |
| 1620 Investment Advisors, Inc. | 10,000 | $13.9K | 0.01% | +10,000 | New |
| Ronald Blue Trust, Inc. | 8,520 | $11.8K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 4,152 | $6.00K | 0.00% | −9,934−70.5% | Reduced |
| Federation des caisses Desjardins du Quebec | 4,000 | $5.56K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 2,861 | $4.00K | 0.00% | −36,460−92.7% | Reduced |
| ICA Group Wealth Management, LLC | 2,750 | $3.82K | 0.00% | +175+6.8% | Added |
| FMR LLC | 2,531 | $3.52K | 0.00% | +1,792+242.5% | Added |
| Clearstead Advisors, LLC | 2,100 | $2.05K | 0.00% | 00.0% | Unchanged |
| Raelipskie Partnership | 1,000 | $1.39K | 0.00% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 469 | $652 | 0.00% | −1,143−70.9% | Reduced |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 22 | $30 | 0.00% | +22 | New |
| Frazier Financial Advisors, LLC | 10 | $14 | 0.00% | +10 | New |
| CWM, LLC | 7 | $0 | 0.00% | +7 | New |
| Armistice Capital, LLC | 0 | $0 | 0.00% | −1,936,000−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −181,609−100.0% | Sold out |