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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 2021 vs. Q1 2021

How the institutions holding X4 Pharmaceuticals, Inc changed between Q1 2021 and Q2 2021.

All holders in Q2 2021All holders in Q1 2021

13F holders of XFOR: Q1 2021 compared with Q2 2021
MeasureQ1 2021Q2 2021Change
Holders6163+2
Shares16.1M16.6M+460.2K (+2.9%)
Value$138.7M$107.8M−$30.9M (−22.3%)

New holders (19)

Institutions that held X4 Pharmaceuticals, Inc at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to XFOR in Q2 2021
InstitutionSharesValue% of portfolio
AIGH Capital Management LLC1,438,899$9.35M2.54%
Millennium Management LLC386,007$2.51M0.00%
Worth Venture Partners, LLC334,684$2.17M0.81%
Prosight Management, LP87,813$571.0K0.36%
Jane Street Group, LLC71,670$466.0K0.00%
Ergoteles LLC69,800$454.0K0.01%
ExodusPoint Capital Management, LP56,893$370.0K0.01%
HRT Financial LP50,490$328.0K0.00%
Tibra Equities Europe Ltd48,400$315.0K0.10%
Citadel Advisors LLC47,073$306.0K0.00%
Susquehanna International Group, LLP38,900$253.0K0.00%
Trexquant Investment LP25,287$164.0K0.01%
Engineers Gate Manager LP21,814$142.0K0.01%
Alpine Global Management, LLC16,877$110.0K0.01%
Minot Wealth Management LLC17,000$103.0K0.02%
Marshall Wace, LLP13,709$89.0K0.00%
Cubist Systematic Strategies, LLC13,135$85.0K0.00%
LMR Partners LLP10,152$66.0K0.00%
Simplex Trading, LLC53$00.00%

Sold out (17)

Institutions that held X4 Pharmaceuticals, Inc at the end of Q1 2021 and filed for Q2 2021 without it.