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

Historical Holders from Q1 2025 to Q3 2025

Symbol
XFOR on Nasdaq
CUSIP
98420X202
Type / Class
Equity / Common Stock, par value $0.001 per share
Shares outstanding
22.5M
All holders as of September 30, 2025
Q3 2025
Total 13F shares, excl. options
13.7M
Holdings value
$46.7M
% of all portfolios
0.001%
Grand Portfolio weight change
+0%
Number of holders
40
Number of buys
20
Number of sells
-29
Average Value change %
+0%
Average buys %
+0.001%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of X4 Pharmaceuticals, Inc - Common Stock, par value $0.001 per share (XFOR)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
FMR LLC 14.8% $29.4M 8.5M FMR LLC Oct 31, 2025
PERCEPTIVE ADVISORS LLC 7.6% $21M 6.06M Perceptive Advisors LLC Oct 27, 2025
Growth Equity Opportunities 18 VGE, LLC 6.2% -37.9% $17.5M $9.73M 5.06M +125% Growth Equity Opportunities 18 VGE, LLC Oct 27, 2025
Empery Asset Management, LP 9.99% $8.64M 2.5M Empery Asset Management, LP Sep 30, 2025
Coastlands Capital LP 9.99% 0% $7.77M $37.4K 2.49M +0.48% Coastlands Capital LP Oct 3, 2025
Bain Capital Life Sciences Fund, L.P. 9.99% 0% $7.14M $182 2.44M +0% Bain Capital Life Sciences Fund, L.P. Sep 9, 2025
Deep Track Capital, LP 9.99% $4.57M 2.37M Deep Track Capital, LP Aug 12, 2025
Trails Edge Capital Partners, LP 9.9% $4.47M 2.32M Trails Edge Capital Partners, LP Aug 11, 2025
Nantahala Capital Management, LLC 9.99% $7.68M 2.24M Nantahala Capital Management, LLC Sep 30, 2025
BIOTECHNOLOGY VALUE FUND L P 9.9% $4.33M 2.24M BVF PARTNERS L P/IL Aug 13, 2025
BlackRock, Inc. 3% $378K 179K BlackRock, Inc. Jun 30, 2025

Institutional Holders of X4 Pharmaceuticals, Inc - Common Stock, par value $0.001 per share (XFOR)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 13.7M $46.7M +$40M $3.42 40
2025 Q2 2.15M $4.09M +$4.06M $1.90 49
2025 Q1 83K $20K +$20K $0.24 2