Sirios Capital Management’s Lantheus LNTH Stock Holding History

Sirios Capital Management’s Portfolio LNTH Stock Details LNTH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-9,074	Closed	-$465K	–	78
2025 Q3	$465K	Sell	9,074 -7,880	-46%	-$492K	0.06%	68
2025 Q2	$1.39M	Sell	16,954 -233	-1%	-$20.5K	0.2%	51
2025 Q1	$1.68M	Sell	17,187 -5,996	-26%	-$561K	0.3%	47
2024 Q4	$2.07M	Buy	23,183 +4,310	+23%	+$420K	0.37%	40
2024 Q3	$2.07M	Sell	18,873 -6,353	-25%	-$660K	0.37%	43
2024 Q2	$2.03M	Sell	25,226 -9,283	-27%	-$681K	0.35%	43
2024 Q1	$2.15M	Sell	34,509 -11,503	-25%	-$677K	0.4%	41
2023 Q4	$2.85M	Sell	46,012 -3,234	-7%	-$219K	0.58%	36
2023 Q3	$3.42M	Buy	49,246 +11,246	+30%	+$823K	0.65%	38
2023 Q2	$3.19M	Sell	38,000 -33,505	-47%	-$3.01M	0.55%	35
2023 Q1	$5.9M	Sell	71,505 -2,130	-3%	-$137K	1.04%	33
2022 Q4	$3.75M	Buy	73,635 +17,116	+30%	+$1.06M	0.69%	32
2022 Q3	$3.98M	Buy	+56,519	New	+$4.28M	0.74%	35

Other funds holding LNTH

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Janus Henderson Group

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Farallon Capital Management San Francisco, California $15.3B AUM 50.95% 1-Year Est. Return

Fidelity Investments

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return

Dimensional Fund Advisors

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return