investor FAQs

Where is X4 Pharmaceutical's corporate headquarters?
Our corporate headquarters are located at 61 North Beacon Street, 4th Floor, Boston, MA 02134
Where is the company incorporated?
The company is incorporated in Delaware.
What is X4’s fiscal year?
The company’s fiscal year ends December 31st.
How is X4’s stock traded?
Our common stock is listed on the NASDAQ Global Market under the symbol “XFOR”
Does X4 pay a dividend or offer a dividend reinvestment program?
X4 does not pay a dividend or offer a dividend reinvestment program.
What is X4’s CUSIP number?
98420X 103
Who is X4's transfer agent?
The transfer agent and registrar for the common stock of X4 Pharmaceuticals, Inc. stock is:

Computershare Trust Company, N.A.
250 Royall Street
Canton, Massachusetts 02021
(800) 962-4284
Whom do I contact with questions about my stock?
For questions about your stock please contact our transfer agent, Computershare Trust Company, N.A.
How do I transfer stock, change the address on my shareholder account, or replace a lost stock certificate?
To change the address on your shareholder account you must send both your old and new addresses to our transfer agent, Computershare Trust Company, N.A., 250 Royall Street, Canton, Massachusetts 02021.

To transfer stock or replace a lost stock certificate, contact our transfer agent, Computershare Trust Company, N.A.
Who is X4's auditor?
The auditor for X4 is PricewaterhouseCoopers.
Who is X4's legal counsel?
Legal counsel for X4 is Goodwin Procter LLP.
Where can I find out more about X4?
To find out more about X4 visit our website at www.x4pharma.com.
Where can I get the latest corporate news releases and financial reports?
X4’s press release archive can be viewed under the “News Releases” section of the “Investors” page and financial reports are available under the “SEC Filings” section of the “Investors” page.
How can I view documents X4 has filed with the Securities & Exchange Commission (SEC), including Forms 10-K and 10-Q?
X4’s SEC Filings can be found on www.sec.gov and are also available under the “SEC Filings” section of the “Investors” page located at our website www.x4pharma.com.
Who makes up the X4 Executive Management team and Board of Directors?
For a list of the Executive Management team and Board of Directors please visit the “About” page of our website.
Whom should I contact regarding investor inquiries?
Daniel Ferry
Managing Director
LifeSci Advisors
daniel@lifesciadvisors.com
(617) 430-7576