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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 2 sales; 89 institutions reported holding it in 13F filings for Q2 2026, worth $463.0M in total; no superinvestor holds it.

Q2 2025 vs. Q1 2025

How the institutions holding X4 Pharmaceuticals, Inc changed between Q1 2025 and Q2 2025.

All holders in Q2 2025All holders in Q1 2025

13F holders of XFOR: Q1 2025 compared with Q2 2025
MeasureQ1 2025Q2 2025Change
Holders9452−42
SharesConverted for a 1-for-30 split3.29M2.80M−482.5K (−14.7%)
Value$23.3M$5.33M−$18.0M (−77.2%)

New holders (11)

Institutions that held X4 Pharmaceuticals, Inc at the end of Q2 2025 but not at the end of Q1 2025.

Institutions new to XFOR in Q2 2025
InstitutionSharesValue% of portfolio
Gsa Capital Partners LLP132,724$252.0K0.02%
Jane Street Group, LLC97,344$185.0K0.00%
Squarepoint Ops LLC38,982$74.1K0.00%
Russell Investments Group, Ltd.9,727$18.5K0.00%
SRS Capital Advisors, Inc.1,120$2.13K0.00%
Federated Hermes, Inc.149$2830.00%
Nisa Investment Advisors, LLC139$2640.00%
Raymond James Financial Inc66$1250.00%
Clearstead Advisors, LLC64$1220.00%
IFP Advisors, Inc0$900.00%
True Wealth Design, LLC3$60.00%

Sold out (53)

Institutions that held X4 Pharmaceuticals, Inc at the end of Q1 2025 and filed for Q2 2025 without it.

Institutions that sold out of XFOR in Q2 2025
InstitutionShares, Q1 2025Value, Q1 2025
OrbiMed Advisors LLC6,776,515$1.60M
Ensign Peak Advisors, Inc2,235,655$528.5K
Northern Trust Corp1,253,815$296.4K
AXA S.A.691,116$163.4K
Charles Schwab Investment Management Inc481,528$113.8K
Bank of New York Mellon Corp344,747$81.5K
Deutsche Bank AG267,628$64.2K
Rhumbline Advisers188,415$44.5K
Barclays PLC185,083$43.8K
Simplex Trading, LLC111,704$26.0K
Alliancebernstein L.P.109,570$25.9K
Mirae Asset Global ETFs Holdings Ltd.100,693$23.8K
SG Americas Securities, LLC91,487$22.0K
Price T Rowe Associates Inc83,015$20.0K
Corebridge Financial, Inc.83,602$19.8K
Stifel Financial Corp75,550$17.9K
Voya Investment Management LLC59,322$14.0K
Invesco Ltd.58,187$13.8K
Intech Investment Management LLC57,960$13.7K
XTX Topco Ltd57,803$13.7K
New York State Common Retirement Fund51,639$12.2K
Neuberger Berman Group LLC44,667$10.6K
Cantor Fitzgerald, L. P.40,251$9.52K
CIBC World Markets Corp37,866$8.95K
ProShare Advisors LLC36,941$8.73K
Police & Firemen's Retirement System of New Jersey33,784$7.99K
Wealth Enhancement Advisory Services, LLC33,327$7.88K
Colony Group, LLC25,975$6.14K
Commonwealth Equity Services, LLC25,250$6.00K
JustInvest LLC25,201$5.96K
Ameriprise Financial Inc22,239$5.26K
Mariner, LLC20,267$4.79K
HSBC Holdings PLC19,925$4.70K
Legal & General Group Plc18,609$4.40K
Private Advisor Group, LLC18,500$4.37K
Wealthcare Capital Partners, LLC17,845$4.22K
LexAurum Advisors, LLC16,000$3.78K
Claudia M.P. Batlle, CRP (R) LLC15,063$3.56K
Principal Financial Group Inc13,720$3.24K
GTS Securities LLC12,668$2.99K
Pathstone Holdings, LLC12,637$2.99K
California State Teachers Retirement System12,176$2.88K
Allred Capital Management, LLC11,560$2.73K
HBK Sorce Advisory LLC11,138$2.63K
Xponance, Inc.11,046$2.61K
Ameritas Investment Partners, Inc.10,167$2.40K
1620 Investment Advisors, Inc.10,000$2.36K
Lazari Capital Management, Inc.10,000$2.36K
Amalgamated Bank4,152$1.00K
Raelipskie Partnership1,000$236
Sterling Capital Management LLC172$41
Frazier Financial Advisors, LLC10$3
CIBC World Markets Inc.35,000–