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, Q4 2022
Institutional positions in X4 Pharmaceuticals, Inc as of Dec 31, 2022. 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
- 54
- −3 vs. Q3 2022
- Shares held
- 60.6M
- +17.7M (+41.2%) vs. Q3 2022
- Total value
- $60.2M
- −$13.2M (−18.0%) vs. Q3 2022
- New holders
- 10
- 19 more added
- Sold out
- 13
- 10 more reduced
2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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, Q4 2022
Shares, value and share of portfolio for each institution holding X4 Pharmaceuticals, Inc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bain Capital Life Sciences Investors, LLC | 12,202,510 | $12.1M | 1.35% | +5,813,074+91.0% | Added |
| NEA Management Company, LLC | 11,736,793 | $11.7M | 0.65% | +5,213,636+79.9% | Added |
| OrbiMed Advisors LLC | 5,817,726 | $5.78M | 0.11% | +790,909+15.7% | Added |
| AXA S.A. | 4,361,641 | $4.33M | 0.02% | −3,891,279−47.2% | Reduced |
| Tri Locum Partners LP | 3,706,517 | $3.68M | 1.63% | +1,202,511+48.0% | Added |
| Vanguard Group Inc | 3,580,389 | $3.56M | 0.00% | +372,286+11.6% | Added |
| CVI Holdings, LLC | 2,381,923 | $2.37M | 0.30% | +2,381,923 | New |
| Parkman Healthcare Partners LLC | 2,375,557 | $2.36M | 0.63% | +1,425,557+150.1% | Added |
| Lynwood Capital Management Inc. | 2,155,100 | $2.14M | 2.58% | +2,155,100 | New |
| Sio Capital Management, LLC | 1,825,963 | $1.81M | 0.97% | +407,502+28.7% | Added |
| Cormorant Asset Management, LP | 1,628,980 | $1.62M | 0.11% | +798,326+96.1% | Added |
| BVF Inc | 1,347,650 | $1.34M | 0.06% | +499,771+58.9% | Added |
| Millennium Management LLC | 1,153,433 | $1.15M | 0.00% | +1,040,469+921.1% | Added |
| Ghost Tree Capital, LLC | 1,000,000 | $993.0K | 0.42% | +1,000,000 | New |
| Citadel Advisors LLC | 944,853 | $938.2K | 0.00% | +944,853 | New |
| Schonfeld Strategic Advisors LLC | 895,300 | $889.0K | 0.01% | +895,300 | New |
| Point72 Asset Management, L.P. | 650,000 | $645.5K | 0.00% | −1,896,446−74.5% | Reduced |
| Geode Capital Management, LLC | 587,516 | $583.0K | 0.00% | +93,859+19.0% | Added |
| Ikarian Capital, LLC | 349,133 | $346.7K | 0.14% | −219,479−38.6% | Reduced |
| New Leaf Venture Partners, L.L.C. | 335,000 | $332.7K | 0.24% | 00.0% | Unchanged |
| BlackRock Inc. | 274,686 | $272.8K | 0.00% | −14,697−5.1% | Reduced |
| Bank of New York Mellon Corp | 171,193 | $170.0K | 0.00% | +31,497+22.5% | Added |
| State Street Corp | 170,633 | $169.4K | 0.00% | +115,900+211.8% | Added |
| Northern Trust Corp | 146,713 | $145.7K | 0.00% | +61,526+72.2% | Added |
| JPMorgan Chase & Co | 119,598 | $119.0K | 0.00% | +119,598 | New |
| Renaissance Technologies LLC | 94,794 | $94.0K | 0.00% | −147,400−60.9% | Reduced |
| Stifel Financial Corp | 81,996 | $81.4K | 0.00% | +14,673+21.8% | Added |
| Morgan Stanley | 76,057 | $75.5K | 0.00% | +18,820+32.9% | Added |
| Dimensional Fund Advisors LP | 59,309 | $59.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 54,980 | $54.6K | 0.00% | −400−0.7% | Reduced |
| Charles Schwab Investment Management Inc | 42,386 | $42.1K | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 36,078 | $35.8K | 0.00% | −22,682−38.6% | Reduced |
| Bleichroeder LP | 35,730 | $35.5K | 0.01% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 31,057 | $30.8K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 22,500 | $22.0K | 0.00% | +22,500 | New |
| Two Sigma Investments, LP | 22,102 | $21.9K | 0.00% | +22,102 | New |
| PEAK6 Investments LLC | 20,200 | $20.1K | 0.00% | −40,000−66.4% | Reduced |
| Group One Trading, L.P. | 20,180 | $20.0K | 0.00% | −12,696−38.6% | Reduced |
| Simplex Trading, LLC | 18,324 | $18.0K | 0.00% | +7,087+63.1% | Added |
| LexAurum Advisors, LLC | 16,000 | $15.9K | 0.01% | 00.0% | Unchanged |
| Invesco Ltd. | 15,614 | $15.5K | 0.00% | +15,614 | New |
| Ronald Blue Trust, Inc. | 8,520 | $15.0K | 0.00% | 00.0% | Unchanged |
| Veritable, L.P. | 12,637 | $12.5K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 12,200 | $12.0K | 0.00% | +11,700+2,340.0% | Added |
| Tower Research Capital LLC (TRC) | 10,227 | $10.0K | 0.00% | +10,227 | New |
| Advisor Group Holdings, Inc. | 4,969 | $5.00K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 4,000 | $3.97K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 2,100 | $2.08K | 0.00% | 00.0% | Unchanged |
| High Net Worth Advisory Group LLC | 1,100 | $1.09K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 427 | $424 | 0.00% | −152−26.3% | Reduced |
| Bank of America Corp | 272 | $270 | 0.00% | +271+27,100.0% | Added |
| BNP Paribas Arbitrage, SA | 9 | $9 | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 1,000 | $0 | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 2 | $0 | 0.00% | 00.0% | Unchanged |
| AIGH Capital Management LLC | 0 | $0 | 0.00% | −997,719−100.0% | Sold out |
| Worth Venture Partners, LLC | 0 | $0 | 0.00% | −250,144−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −150,597−100.0% | Sold out |
| BIT Capital GmbH | 0 | $0 | 0.00% | −45,000−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −33,000−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −23,065−100.0% | Sold out |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −13,221−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Moody Lynn & Lieberson, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Dynamic Advisor Solutions LLC | 0 | $0 | 0.00% | −10,100−100.0% | Sold out |
| Mayflower Financial Advisors, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −9,525−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −101−100.0% | Sold out |
| SV Health Investors, LLC | – | – | – | – | Not filed |
| American Portfolios Advisors | – | – | – | – | Not filed |