Select Equity Group
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Select Equity Group’s Lantheus LNTH Stock Holding History

Select Equity Group’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
Q2 		– Sell
-100,843
Closed -$9.84M – 163
2025
Q1 		$9.84M Buy
100,843
+90,751
+899% +$8.49M 0.04% 113
2024
Q4 		$903K Buy
+10,092
New +$983K ﹤0.01% 141

Other funds holding LNTH

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $17.5B AUM 50.95% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Westfield Capital Management
Westfield Capital Management Boston, Massachusetts $23.8B AUM 49.45% 1-Year Est. Return

Select Equity Group's LNTH Position: Q2 2025 in Review

Select Equity Group sold out of Lantheus (LNTH) in Q2 2025, closing a stake of 100,843 shares — an estimated $9.84M sold.

Select Equity Group first reported a position in LNTH in Q4 2024 and held it in 2 quarters. The position peaked at $9.84M in Q1 2025. 475 funds tracked by Wall St. Rank hold LNTH as of Q2 2025.

  • Select Equity Group reported no remaining Lantheus position as of Q2 2025 after selling out during the quarter.
  • Select Equity Group sold 100,843 Lantheus shares in Q2 2025, an estimated $9.84M.
  • Select Equity Group first reported a position in Lantheus in Q4 2024 and held it in 2 quarters.
  • Select Equity Group's Lantheus position peaked at $9.84M in Q1 2025.
  • 475 funds tracked by Wall St. Rank held Lantheus as of Q2 2025.

Based on Select Equity Group's 13F filing for Q2 2025, filed 14 Aug 2025.