Insights

Strong Market Focus X4 Pharmaceuticals specializes in rare immune disorders and has FDA-approved medication, signaling a targeted market with unmet needs. Business development efforts can focus on expanding indications for XOLREMDI® and targeting healthcare providers and specialists in hematology and immunology.

Recent Clinical Validation The company is actively presenting Phase 2 and Phase 3 trial data at major conferences, indicating ongoing momentum and interest in their flagship product. This offers opportunities for strategic partnerships, licensing, and expansion into new markets based on clinical progress.

Market Expansion Opportunities With ongoing evaluation of mavorixafor in additional indications and a global Phase 3 trial, there is scope to explore sales channels internationally, especially in markets with high unmet medical needs for rare hematological conditions.

Operational Consolidation Recent headcount reductions and office closures in Austria suggest a strategic shift towards focusing resources on core commercial activities. This presents an opportunity to offer tailored solutions or partnerships that streamline commercialization and optimize distribution channels.

Funding and Growth Potential With a substantial funding of $85 million and ongoing clinical development, X4 Pharmaceuticals is positioned for growth. Collaborators and investors can explore co-development, technology licensing, or joint ventures aimed at accelerating market entry and scaling sales efforts.

X4 Pharmaceuticals Tech Stack

X4 Pharmaceuticals uses 8 technology products and services including Google Ads, Hotjar, Salesforce, and more. Explore X4 Pharmaceuticals's tech stack below.

  • Google Ads
    Advertising
  • Hotjar
    Analytics
  • Salesforce
    Customer Relationship Management
  • HIPAA
    Electronic Health Records
  • DataTables
    Javascript Libraries
  • Microsoft Visual Basic for Applications
    Software Development
  • Adobe Fonts
    Web Fonts
  • Acquia Cloud Site Factory
    Web Hosting

Media & News

X4 Pharmaceuticals's Email Address Formats

X4 Pharmaceuticals uses at least 1 format(s):
X4 Pharmaceuticals Email FormatsExamplePercentage
First.Last@x4pharma.comJohn.Doe@x4pharma.com
100%

Frequently Asked Questions

Where is X4 Pharmaceuticals's headquarters located?

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X4 Pharmaceuticals's main headquarters is located at 61 North Beacon Street Boston, Massachusetts 02134 United States. The company has employees across 3 continents, including North AmericaEuropeAsia.

What is X4 Pharmaceuticals's phone number?

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You can contact X4 Pharmaceuticals's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is X4 Pharmaceuticals's stock symbol?

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X4 Pharmaceuticals is a publicly traded company; the company's stock symbol is XFOR.

What is X4 Pharmaceuticals's official website and social media links?

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X4 Pharmaceuticals's official website is x4pharma.com and has social profiles on LinkedInCrunchbase.

What is X4 Pharmaceuticals's SIC code NAICS code?

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X4 Pharmaceuticals's SIC code is 8733 - Noncommercial Research Organizations NAICS code is 541714 - Research and Development in Biotechnology (except Nanobiotechnology).

How many employees does X4 Pharmaceuticals have currently?

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As of June 2026, X4 Pharmaceuticals has approximately 80 employees across 3 continents, including North AmericaEuropeAsia. Key team members include Chief Operating Officer: M. D.Chief Financial Officer: D. K.Chief Medical Officer: L. K.. Explore X4 Pharmaceuticals's employee directory with LeadIQ.

What industry does X4 Pharmaceuticals belong to?

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X4 Pharmaceuticals operates in the Biotechnology Research industry.

What technology does X4 Pharmaceuticals use?

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X4 Pharmaceuticals's tech stack includes Google AdsHotjarSalesforceHIPAADataTablesMicrosoft Visual Basic for ApplicationsAdobe FontsAcquia Cloud Site Factory.

What is X4 Pharmaceuticals's email format?

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X4 Pharmaceuticals's email format typically follows the pattern of First.Last@x4pharma.com. Find more X4 Pharmaceuticals email formats with LeadIQ.

How much funding has X4 Pharmaceuticals raised to date?

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As of June 2026, X4 Pharmaceuticals has raised $85M in funding. The last funding round occurred on Aug 12, 2025 for $85M.

When was X4 Pharmaceuticals founded?

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X4 Pharmaceuticals was founded in 2014.

X4 Pharmaceuticals

Biotechnology ResearchMassachusetts, United States51-200 Employees

X4 Pharmaceuticals is a Boston-based biotechnology company focused on rare immune disorders. It operates as a fully integrated, commercial-stage organization that has brought XOLREMDI (mavorixafor) to the U.S. market for its first approved indication. The company is pursuing additional indications for mavorixafor and is conducting a global pivotal Phase 3 trial in chronic neutropenia.

Its target market includes patients with rare hematologic or immune conditions and the clinicians who treat them, with a focus on meeting previously unmet therapeutic needs. The firm positions itself within the biotechnology industry as a specialized, commercially operating entity with ongoing development programs. In 2026, X4 Pharmaceuticals participated in the Jefferies Global Healthcare Conference.

Section iconCompany Overview

Headquarters
61 North Beacon Street Boston, Massachusetts 02134 United States
Phone number
SIC Code
8733 - Noncommercial Research Organizations
Stock Symbol
XFOR
NAICS Code
541714 - Research and Development in Biotechnology (except Nanobiotechnology)
Founded
2014
Employees
51-200

Section iconFunding & Financials

  • $85M

    X4 Pharmaceuticals has raised a total of $85M of funding over 12 rounds. Their latest funding round was raised on Aug 12, 2025 in the amount of $85M.

  • $25M$50M

    X4 Pharmaceuticals's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $85M

    X4 Pharmaceuticals has raised a total of $85M of funding over 12 rounds. Their latest funding round was raised on Aug 12, 2025 in the amount of $85M.

  • $25M$50M

    X4 Pharmaceuticals's revenue is estimated to be in the range of $25M$50M

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