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Fred Alger Management’s Lantheus LNTH Stock Holding History

Fred Alger 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
2026
Q1 		$10.3M Buy
+136,254
New +$9.78M 0.05% 160
2025
Q3 		– Sell
-19,726
Closed -$1.4M – 478
2025
Q2 		$1.4M Buy
+19,726
New +$1.73M 0.01% 337

Other funds holding LNTH

BlackRock
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
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Fidelity Investments
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
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Fred Alger Management's LNTH Position: Q1 2026 in Review

Fred Alger Management opened a new position in Lantheus (LNTH) in Q1 2026: 136,254 shares worth $10.3M. The stake represents 0.05% of the portfolio and ranks #160 among its holdings. This is a return to the name: Fred Alger Management previously reported a position in LNTH as recently as Q2 2025.

Fred Alger Management first reported a position in LNTH in Q2 2025 and has held it in 2 quarters since. 404 funds tracked by Wall St. Rank hold LNTH as of Q1 2026.

  • Fred Alger Management held 136,254 shares of Lantheus worth $10.3M as of Q1 2026.
  • Lantheus was a new Fred Alger Management position in Q1 2026.
  • Lantheus made up 0.05% of Fred Alger Management's portfolio in Q1 2026, its #160 holding.
  • Fred Alger Management first reported a position in Lantheus in Q2 2025 and has held it in 2 quarters since.
  • 404 funds tracked by Wall St. Rank held Lantheus as of Q1 2026.

Based on Fred Alger Management's 13F filing for Q1 2026, filed 15 May 2026.