Kingdon Capital Management’s X4 Pharmaceuticals XFOR Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-933,332	Closed	-$3.19M	–	112
2025 Q3	$3.19M	Buy	933,332 +700,000	+300%	+$1.81M	0.5%	68
2025 Q2	$443K	Sell	233,332 -1	-0%	-$4	0.09%	66
2025 Q1	$1.65M	Buy	233,333 +68,766	+42%	+$947K	0.34%	64
2024 Q4	$3.62M	Buy	164,567 +9,944	+6%	+$159K	0.62%	59
2024 Q3	$3.1M	Buy	154,623 +500	+0.3%	+$10.4K	0.46%	69
2024 Q2	$2.68M	Buy	154,123 +38,334	+33%	+$1.25M	0.41%	72
2024 Q1	$4.83M	Hold	115,789	–	–	0.64%	71
2023 Q4	$2.91M	Buy	115,789 +50,000	+76%	+$1.22M	0.55%	66
2023 Q3	$2.15M	Hold	65,789	–	–	0.39%	65
2023 Q2	$3.83M	Buy	+65,789	New	+$3.38M	0.67%	67