FMR LLC

Holdings History for X4 Pharmaceuticals, Inc - Common Stock, par value $0.001 per share (XFOR)

Symbol: XFOR on Nasdaq
Investment type: Equity / Common Stock, par value $0.001 per share
Latest Disclosed Shares Owned: 8,499,100 shares
Security Ownership %: 15%

Shares, Excluding Options vs Price

Value, Excluding Options

FMR LLC ownership in X4 Pharmaceuticals, Inc Common Stock, par value $0.001 per share (XFOR)

07 Nov 2025 - FMR LLC has filed an SCHEDULE 13G form with the Securities and Exchange Commission (SEC) disclosing ownership of 8,499,100 shares of X4 Pharmaceuticals, Inc Common Stock, par value $0.001 per share (XFOR). This represents 15% ownership of the company. This is the first filing by FMR LLC disclosing ownership of X4 Pharmaceuticals, Inc Common Stock, par value $0.001 per share (XFOR).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
FMR LLC	15%		$29,402,636	8,499,100			$3.46	13G	31 Oct 2025	07 Nov 2025, 11:13

Holdings date	Option	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
30 Sep 2025			0%	$0	0	-1,697	-100%		Q3 2025
30 Jun 2025		0%	0%	$3,224	1,697	+1,697	NEW	$1.90	Q2 2025

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.