X4 PharmaceuticalsXFOR

13F holders, Q2 2024 (June 30)
99holders +1
17new positions
17sold out
4famous investors
$0.58avg. 13F price*

At the end of Q2 2024, 99 institutions reported holding X4 Pharmaceuticals Inc. (XFOR) in their 13F filings, up 1 from Q1 2024. 17 opened new positions and 17 sold out. The largest holders were Bain Capital Life Sciences Investors, LLC ($9.8M), NEA Management Company, LLC ($8.7M) and BlackRock Inc. ($6.2M). 4 famous investors held it, including Steve Cohen (0.0% of Point72 Asset Management's portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).

Company
X4 Pharmaceuticals Inc.
CUSIP
98420X103
Latest filing quarter
Q2 2026

History

Number of 13F holders

020406080100 Q1 2024: 98Q1 2024Q2 2024: 99Q2 2024Q3 2024: 98Q3 2024Q4 2024: 90Q4 2024Q1 2025: 92Q1 2025Q2 2025: 2Q2 2025Q3 2025: 2Q3 2025Q4 2025: 3Q4 2025Q1 2026: 2Q1 2026Q2 2026: 1Q2 2026

Total Exit/New Position Q1 2024 → Q2 2024

InstitutionsTotal Value
New Positions17$1.3M
Exits17$6.1M

All 13F filers, Q1 2024 → Q2 2024: 8,512,440 shares bought and 10,127,678 shares sold, net −1,615,238 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 99 holders

Bain Capital Life Sciences Investors, LLC 1.08% No change 16,915,784 $9.8M
NEA Management Company, LLC 0.65% No change 14,986,793 $8.7M
BlackRock Inc. 0.00% Add +22.2% 10,675,963 $6.2M
Vanguard Group Inc. 0.00% Add +5.9% 8,290,050 $4.8M
Orbimed Advisors LLC 0.08% No change 7,133,515 $4.1M
Kingdon Capital Management, L.L.C. 0.41% Add +33.1% 4,623,683 $2.7M
Adage Capital Partners Gp, L.L.C. 0.00% No change 4,276,315 $2.5M
Soleus Capital Management, L.P. 0.21% Reduce -11.6% 4,051,000 $2.3M
Perceptive Advisors LLC 0.05% No change 3,545,454 $2.1M
Geode Capital Management, LLC 0.00% Add +19.4% 3,515,538 $2.0M
AXA S.A. 0.01% Add +0.1% 3,076,077 $1.8M
State Street Corp. 0.00% Add +9.5% 2,763,790 $1.6M
Ensign Peak Advisors, Inc 0.00% Add +4.6% 2,546,458 $1.5M
Sio Capital Management, LLC 0.55% Reduce -30.3% 2,499,800 $1.4M
Schonfeld Strategic Advisors LLC 0.01% Add +38.8% 1,269,693 $736K
OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) 0.02% Reduce -13.1% 1,160,521 $673K
Northern Trust Corp. 0.00% Add +0.1% 1,056,006 $612K
Parkman Healthcare Partners LLC 0.06% Add +0.2% 806,616 $468K
Velan Capital Investment Management LP 0.22% New 659,020 $382K
Point72 Asset Management 0.00% Reduce -16.4% 543,084 $315K
Nuveen Asset Management, LLC 0.00% Add +13.8% 498,745 $289K
K2 Principal Fund, L.P. 0.15% New 489,158 $284K
Bank of New York Mellon Corp 0.00% Add +39.7% 469,372 $272K
Diametric Capital, LP 0.14% New 448,594 $260K
Charles Schwab Investment Management Inc. 0.00% Add +35.3% 438,208 $254K
AQR Capital Management 0.00% Add +1080.3% 424,042 $246K
Millennium Management 0.00% Add +32.7% 343,416 $199K
New Leaf Venture Partners, L.L.C. 0.24% No change 335,000 $194K
Morgan Stanley 0.00% Reduce -83.7% 229,336 $133K
Hudson Bay Capital Management LP 0.00% New 227,246 $132K
Rhumbline Advisers 0.00% Add +14.6% 187,246 $109K
Knott David M Jr 0.04% No change 180,993 $105K
Pale Fire Capital SE 0.01% Add +365.1% 177,032 $103K
Goldman Sachs Group Inc. 0.00% Reduce -83.8% 171,190 $99K
Stifel Financial Corp. 0.00% Add +90.5% 164,267 $95K
Group One Trading LLC 0.00% Add +673.1% 164,248 $95K
Prelude Capital Management, LLC 0.01% New 163,367 $95K
Jane Street Group, LLC 0.00% Add +57.7% 122,151 $71K
XTX Topco Ltd 0.01% New 111,245 $65K
Alliancebernstein L.P. 0.00% Add +139.9% 109,570 $64K
Susquehanna International Group, LLP 0.00% Reduce -78.4% 108,734 $63K
Invesco Ltd. 0.00% Reduce -0.0% 98,580 $57K
Barclays PLC 0.00% Reduce -79.1% 93,821 $54K
Bank of America Corp. 0.00% Reduce -11.4% 90,957 $53K
Corebridge Financial, Inc. 0.00% — 90,404 $52K
Vontobel Holding Ltd. 0.00% Add +66.7% 75,000 $44K
JPMorgan Chase & Co. 0.00% Add +45.2% 74,247 $43K
Simplex Trading, LLC 0.00% New 75,405 $43K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% — 63,453 $37K
UBS Group AG 0.00% Reduce -52.0% 62,030 $36K
Voya Investment Management LLC 0.00% Add +44.6% 58,702 $34K
Wells Fargo & Company 0.00% Add +31.3% 53,799 $31K
T. Rowe Price Associates Inc. 0.00% Add +27.8% 50,226 $30K
New York State Common Retirement Fund 0.00% Add +0.2% 51,639 $30K
Virtu Financial LLC 0.00% New 50,537 $29K
CIBC Private Wealth Group LLC 0.00% No change 45,000 $26K
Deutsche Bank AG 0.00% Reduce -23.1% 40,577 $24K
Citigroup Inc. 0.00% Reduce -71.2% 36,566 $21K
Uptick Partners, LLC 0.01% No change 13,800 $19K
Principal Financial Group Inc. 0.00% Add +129.4% 31,410 $18K
PNC Financial Services Group, Inc. 0.00% No change 30,158 $17K
Tower Research Capital LLC (TRC) 0.00% Add +66.3% 26,963 $16K
Commonwealth Equity Services, LLC 0.00% No change 25,100 $15K
Private Advisor Group, LLC 0.00% Add +17.0% 25,500 $15K
OneDigital Investment Advisors LLC 0.00% Reduce -24.5% 21,500 $12K
Blue Trust, Inc. 0.00% No change 8,520 $12K
Cassady Schiller Wealth Management, LLC 0.00% No change 20,000 $12K
Legal & General Group Plc 0.00% Add +64.3% 18,609 $11K
Bleichroeder LP 0.00% No change 17,865 $10K
BNP Paribas Financial Markets 0.00% Reduce -72.3% 17,085 $10K
ProShare Advisors LLC 0.00% Reduce -25.4% 16,779 $10K
LexAurum Advisors, LLC 0.00% No change 16,000 $9K
Royal Bank of Canada 0.00% Add +452.4% 15,805 $9K
HSBC Holdings PLC 0.00% No change 14,125 $9K
Victory Capital Management Inc. 0.00% Reduce -4.7% 15,204 $9K
Allred Capital Management, LLC 0.00% New 12,800 $7K
Pathstone Holdings, LLC 0.00% No change 12,637 $7K
California State Teachers Retirement System 0.00% Reduce -3.3% 12,176 $7K
Lazari Capital Management, Inc. 0.00% Add +20.0% 12,000 $7K
LPL Financial LLC 0.00% No change 11,500 $7K
Jump Financial, LLC 0.00% New 10,362 $6K
Ameritas Investment Partners, Inc. 0.00% No change 10,167 $6K
1620 Investment Advisors, Inc. 0.00% No change 10,000 $6K
PEAK6 Investments LLC 0.00% No change 10,000 $6K
Citadel Advisors 0.00% Reduce -98.9% 8,413 $5K
ICA Group Wealth Management, LLC 0.00% Add +132.7% 6,400 $4K
Federation des caisses Desjardins du Quebec 0.00% No change 4,000 $2K
FMR LLC 0.00% Add +42.2% 3,599 $2K
Amalgamated Bank 0.00% No change 4,152 $2K
Clearstead Advisors, LLC 0.00% No change 2,100 $1K
Russell Investments Group, Ltd. 0.00% New 1,901 $1K
Cwm, LLC 0.00% Add +12914.3% 911 $1K
Raelipskie Partnership 0.00% No change 1,000 $580
Arax Advisory Partners 0.00% New 503 $292
Osaic Holdings, Inc. 0.00% New 400 $232
HighMark Wealth Management LLC 0.00% New 180 $104
Nisa Investment Advisors, LLC 0.00% New 49 $28
Headlands Technologies LLC 0.00% New 16 $9
Frazier Financial Advisors, LLC 0.00% No change 10 $6

"% of holder's portfolio" is XFOR's weight in each manager's 13F, not the share of X4 Pharmaceuticals Inc. the manager owns.