IMC Chicago’s Lantheus LNTH Stock Holding History

IMC Chicago’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
2026 Q1	$4.9M	Buy	64,600 +2,900	+5%	+$208K	﹤0.01%	1798
2025 Q4	$4.11M	Sell	61,700 -6,500	-10%	-$378K	﹤0.01%	1883
2025 Q3	$3.5M	Buy	68,200 +12,900	+23%	+$806K	﹤0.01%	1837
2025 Q2	$4.53M	Sell	55,300 -11,300	-17%	-$992K	﹤0.01%	1451
2025 Q1	$6.5M	Buy	66,600 +1,600	+2%	+$150K	﹤0.01%	1086
2024 Q4	$5.81M	Sell	65,000 -400	-0.6%	-$39K	﹤0.01%	1163
2024 Q3	$7.18M	Buy	65,400 +12,600	+24%	+$1.31M	﹤0.01%	975
2024 Q2	$4.24M	Buy	52,800 +32,000	+154%	+$2.35M	﹤0.01%	1140
2024 Q1	$1.29M	Buy	+20,800	New	+$1.22M	﹤0.01%	1606

Other funds holding LNTH

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

FCM

Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return

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

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

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

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

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

IMC Chicago's LNTH Position: Q1 2026 in Review

IMC Chicago reduced its Lantheus (LNTH) stake by 79% in Q1 2026, selling an estimated $2.03M and leaving 7,755 shares worth $588K. The position accounts for ﹤0.01% of the portfolio, ranked #3858.

IMC Chicago first reported a position in LNTH in Q3 2025 and has held it in 3 quarters since. The position peaked at $2.4M in Q4 2025. 404 funds tracked by Wall St. Rank hold LNTH as of Q1 2026.

IMC Chicago held 7,755 shares of Lantheus worth $588K as of Q1 2026.
IMC Chicago sold 28,324 Lantheus shares in Q1 2026, an estimated $2.03M.
Lantheus made up ﹤0.01% of IMC Chicago's portfolio in Q1 2026, its #3858 holding.
IMC Chicago first reported a position in Lantheus in Q3 2025 and has held it in 3 quarters since.
IMC Chicago's Lantheus position peaked at $2.4M in Q4 2025.
404 funds tracked by Wall St. Rank held Lantheus as of Q1 2026.

Based on IMC Chicago's 13F filing for Q1 2026, filed 5 May 2026.