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, Q2 2023
Institutional positions in X4 Pharmaceuticals, Inc as of Jun 30, 2023. 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
- 96
- +37 vs. Q1 2023
- Shares held
- 113.0M
- +51.5M (+83.7%) vs. Q1 2023
- Total value
- $219.2M
- +$165.5M (+308.5%) vs. Q1 2023
- New holders
- 45
- 27 more added
- Sold out
- 8
- 11 more reduced
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding X4 Pharmaceuticals, Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC | 15,960,588 | $31.0M | 3.19% | +3,758,078+30.8% | Added |
| NEA Management Company, LLC | 14,986,793 | $29.1M | 2.22% | +3,250,000+27.7% | Added |
| BlackRock Inc. | 9,095,274 | $17.6M | 0.00% | +8,751,694+2,547.2% | Added |
| Vanguard Group Inc | 7,787,140 | $15.1M | 0.00% | +3,442,829+79.2% | Added |
| OrbiMed Advisors LLC | 7,133,515 | $13.8M | 0.25% | +1,315,789+22.6% | Added |
| Millennium Management LLC | 5,451,610 | $10.6M | 0.01% | +4,371,397+404.7% | Added |
| Stonepine Capital Management, LLC | 4,605,263 | $8.93M | 3.22% | +4,605,263 | New |
| Adage Capital Partners GP, L.L.C. | 4,276,315 | $8.30M | 0.02% | +4,276,315 | New |
| Tri Locum Partners LP | 4,099,943 | $7.95M | 2.96% | +221,459+5.7% | Added |
| Parkman Healthcare Partners LLC | 3,766,593 | $7.31M | 1.27% | +969,446+34.7% | Added |
| Perceptive Advisors LLC | 3,545,454 | $6.88M | 0.20% | −1,000,000−22.0% | Reduced |
| AXA S.A. | 3,424,988 | $6.64M | 0.02% | −971,480−22.1% | Reduced |
| Citadel Advisors LLC | 3,073,699 | $5.96M | 0.01% | +3,055,738+17,013.2% | Added |
| Armistice Capital, LLC | 2,976,000 | $5.77M | 0.14% | +2,976,000 | New |
| Geode Capital Management, LLC | 2,350,210 | $4.56M | 0.00% | +1,241,526+112.0% | Added |
| CVI Holdings, LLC | 2,300,315 | $4.46M | 4.72% | +2,300,315 | New |
| State Street Corp | 2,219,583 | $4.31M | 0.00% | +2,048,950+1,200.8% | Added |
| Kingdon Capital Management, L.L.C. | 1,973,683 | $3.83M | 0.67% | +1,973,683 | New |
| Sio Capital Management, LLC | 1,749,003 | $3.39M | 1.20% | +1,749,003 | New |
| Northern Trust Corp | 1,051,904 | $2.04M | 0.00% | +827,434+368.6% | Added |
| Schonfeld Strategic Advisors LLC | 983,700 | $1.91M | 0.02% | −53,300−5.1% | Reduced |
| Marshall Wace, LLP | 704,351 | $1.37M | 0.00% | +704,351 | New |
| Point72 Asset Management, L.P. | 650,000 | $1.26M | 0.00% | 00.0% | Unchanged |
| Monashee Investment Management LLC | 572,784 | $1.11M | 0.27% | +572,784 | New |
| EAM Investors, LLC | 567,801 | $1.10M | 0.20% | +567,801 | New |
| Lynwood Capital Management Inc. | 525,000 | $1.02M | 1.29% | −375,000−41.7% | Reduced |
| Bank of New York Mellon Corp | 478,229 | $927.8K | 0.00% | +307,036+179.4% | Added |
| Two Sigma Investments, LP | 472,533 | $916.7K | 0.00% | +456,489+2,845.2% | Added |
| UBS Oconnor LLC | 450,000 | $873.0K | 0.02% | +450,000 | New |
| Nuveen Asset Management, LLC | 438,114 | $849.9K | 0.00% | +438,114 | New |
| Simplify Asset Management Inc. | 400,000 | $776.0K | 0.14% | 00.0% | Unchanged |
| Jane Street Group, LLC | 359,059 | $696.6K | 0.00% | +337,491+1,564.8% | Added |
| Ikarian Capital, LLC | 349,133 | $677.3K | 0.24% | 00.0% | Unchanged |
| New Leaf Venture Partners, L.L.C. | 335,000 | $649.9K | 0.56% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 334,441 | $648.8K | 0.00% | +250,959+300.6% | Added |
| Group One Trading, L.P. | 325,922 | $632.3K | 0.03% | +295,614+975.4% | Added |
| Charles Schwab Investment Management Inc | 323,843 | $628.3K | 0.00% | +281,457+664.0% | Added |
| Susquehanna International Group, LLP | 241,437 | $468.4K | 0.00% | −41,110−14.5% | Reduced |
| Simplex Trading, LLC | 226,566 | $439.0K | 0.02% | +193,778+591.0% | Added |
| Morgan Stanley | 198,844 | $385.8K | 0.00% | +122,639+160.9% | Added |
| Rhumbline Advisers | 153,922 | $298.6K | 0.00% | +153,922 | New |
| Total Clarity Wealth Management, Inc. | 145,531 | $282.3K | 0.14% | +134,531+1,223.0% | Added |
| Sassicaia Capital Advisers LLC | 138,000 | $267.7K | 0.23% | +138,000 | New |
| AWM Investment Company, Inc. | 100,000 | $194.0K | 0.03% | +100,000 | New |
| JPMorgan Chase & Co | 95,463 | $185.2K | 0.00% | −530,584−84.8% | Reduced |
| CIBC Private Wealth Group, LLC | 90,000 | $174.6K | 0.00% | +7,000+8.4% | Added |
| Barclays PLC | 87,879 | $170.5K | 0.00% | +87,879 | New |
| Stifel Financial Corp | 81,315 | $157.8K | 0.00% | −12,182−13.0% | Reduced |
| Invesco Ltd. | 71,558 | $138.8K | 0.00% | +41,613+139.0% | Added |
| MetLife Investment Management | 65,421 | $126.9K | 0.00% | +65,421 | New |
| Alliancebernstein L.P. | 65,400 | $126.9K | 0.00% | +65,400 | New |
| Deutsche Bank AG | 61,227 | $118.8K | 0.00% | +61,227 | New |
| American International Group, Inc. | 59,261 | $115.0K | 0.00% | +59,261 | New |
| Dimensional Fund Advisors LP | 55,296 | $107.3K | 0.00% | −4,013−6.8% | Reduced |
| Royce & Associates LP | 53,490 | $103.8K | 0.00% | +53,490 | New |
| Manufacturers Life Insurance Company, The | 51,690 | $100.3K | 0.00% | +51,690 | New |
| New York State Common Retirement Fund | 50,600 | $98.2K | 0.00% | +50,600 | New |
| Voya Investment Management LLC | 49,260 | $95.6K | 0.00% | +49,260 | New |
| Wells Fargo & Company | 49,050 | $95.2K | 0.00% | +48,297+6,413.9% | Added |
| Vontobel Holding Ltd. | 45,000 | $87.3K | 0.00% | +45,000 | New |
| Bank of America Corp | 44,838 | $87.0K | 0.00% | +44,838 | New |
| California State Teachers Retirement System | 40,956 | $79.5K | 0.00% | +40,956 | New |
| Citigroup Inc | 36,666 | $71.1K | 0.00% | +36,666 | New |
| Boothbay Fund Management, LLC | 36,078 | $70.0K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 34,950 | $67.8K | 0.00% | +34,950 | New |
| BNP Paribas Arbitrage, SA | 32,127 | $62.3K | 0.00% | +32,120+458,857.1% | Added |
| The PNC Financial Services Group, Inc. | 30,350 | $58.9K | 0.00% | 00.0% | Unchanged |
| Belvedere Trading LLC | 28,771 | $55.8K | 0.02% | +28,771 | New |
| Price T Rowe Associates Inc | 25,005 | $49.0K | 0.00% | +25,005 | New |
| Resources Investment Advisors, LLC. | 25,150 | $48.8K | 0.00% | +25,150 | New |
| State of Wisconsin Investment Board | 23,800 | $46.2K | 0.00% | +23,800 | New |
| Commonwealth Equity Services, LLC | 22,500 | $44.0K | 0.00% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 19,800 | $38.4K | 0.00% | +19,800 | New |
| Bleichroeder LP | 17,865 | $34.7K | 0.01% | −17,865−50.0% | Reduced |
| FMR LLC | 17,132 | $33.2K | 0.00% | +17,126+285,433.3% | Added |
| ProShare Advisors LLC | 16,013 | $31.1K | 0.00% | +16,013 | New |
| LexAurum Advisors, LLC | 16,000 | $31.0K | 0.01% | 00.0% | Unchanged |
| Amalgamated Bank | 15,321 | $30.0K | 0.00% | +15,321 | New |
| Mission Wealth Management, LP | 15,000 | $29.1K | 0.00% | 00.0% | Unchanged |
| Grimes & Company, Inc. | 15,000 | $29.1K | 0.00% | +15,000 | New |
| Virtu Financial LLC | 15,077 | $29.0K | 0.00% | −98,412−86.7% | Reduced |
| Principal Financial Group Inc | 13,804 | $26.8K | 0.00% | +13,804 | New |
| Legal & General Group Plc | 13,400 | $26.0K | 0.00% | +13,400 | New |
| Veritable, L.P. | 12,637 | $24.5K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 11,413 | $22.1K | 0.00% | +11,413 | New |
| Royal Bank of Canada | 10,243 | $20.0K | 0.00% | +10,243 | New |
| Ameritas Investment Partners, Inc. | 10,167 | $19.7K | 0.00% | +10,167 | New |
| 1620 Investment Advisors, Inc. | 10,000 | $19.4K | 0.02% | +10,000 | New |
| Metropolitan Life Insurance Co | 6,779 | $13.2K | 0.00% | +6,779 | New |
| Tower Research Capital LLC (TRC) | 5,821 | $11.3K | 0.00% | +5,011+618.6% | Added |
| Federation des caisses Desjardins du Quebec | 4,000 | $7.76K | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 8,520 | $7.00K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 2,525 | $4.90K | 0.00% | −97,475−97.5% | Reduced |
| Clearstead Advisors, LLC | 2,100 | $4.07K | 0.00% | 00.0% | Unchanged |
| ICA Group Wealth Management, LLC | 1,350 | $2.62K | 0.00% | +1,350 | New |
| Cubist Systematic Strategies, LLC | 1 | $2 | 0.00% | +1 | New |
| Cormorant Asset Management, LP | 0 | $0 | 0.00% | −1,628,980−100.0% | Sold out |
| Ghost Tree Capital, LLC | 0 | $0 | 0.00% | −850,000−100.0% | Sold out |
| Scoggin Management LP | 0 | $0 | 0.00% | −484,796−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −96,649−100.0% | Sold out |