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Winton Group’s Lantheus LNTH Stock Holding History

Winton 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
Q4 		– Sell
-65,125
Closed -$3.34M – 1032
2025
Q3 		$3.34M Buy
65,125
+50,677
+351% +$3.17M 0.13% 226
2025
Q2 		$1.18M Buy
+14,448
New +$1.27M 0.06% 376
2020
Q3 		– Sell
-115,151
Closed -$1.65M – 1549
2020
Q2 		$1.65M Sell
115,151
-125,521
-52% -$1.66M 0.04% 744
2020
Q1 		$3.07M Sell
240,672
-73,414
-23% -$1.17M 0.08% 427
2019
Q4 		$6.44M Buy
+314,086
New +$6.35M 0.09% 389
2019
Q3 		– Sell
-20,992
Closed -$594K – 1616
2019
Q2 		$594K Buy
+20,992
New +$533K 0.01% 602
2018
Q3 		– Sell
-20,992
Closed -$305K – 1084
2018
Q2 		$305K Sell
20,992
-16,708
-44% -$257K 0.01% 821
2018
Q1 		$599K Buy
+37,700
New +$735K 0.02% 691

Other funds holding LNTH

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
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
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 $3.37T AUM 44.26% 1-Year Est. Return
Morgan Stanley
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
RP
Reinhart Partners Mequon, Wisconsin $4.38B AUM 55.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Winton Group's LNTH Position: Q4 2025 in Review

Winton Group sold out of Lantheus (LNTH) in Q4 2025, closing a stake of 65,125 shares — an estimated $3.34M sold.

Winton Group first reported a position in LNTH in Q1 2018 and held it in 8 quarters. The position peaked at $6.44M in Q4 2019. 392 funds tracked by Wall St. Rank hold LNTH as of Q4 2025.

  • Winton Group reported no remaining Lantheus position as of Q4 2025 after selling out during the quarter.
  • Winton Group sold 65,125 Lantheus shares in Q4 2025, an estimated $3.34M.
  • Winton Group first reported a position in Lantheus in Q1 2018 and held it in 8 quarters.
  • Winton Group's Lantheus position peaked at $6.44M in Q4 2019.
  • 392 funds tracked by Wall St. Rank held Lantheus as of Q4 2025.

Based on Winton Group's 13F filing for Q4 2025, filed 11 Feb 2026.