Assenagon Asset Management
LNTH icon

Assenagon Asset Management’s Lantheus LNTH Stock Holding History

Assenagon Asset 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
Q2 		$79.3M Buy
714,980
+582,661
+440% +$54.3M 0.1% 158
2026
Q1 		$10M Buy
132,319
+60,376
+84% +$4.33M 0.02% 459
2025
Q4 		$4.79M Sell
71,943
-1,208,111
-94% -$70.3M 0.01% 648
2025
Q3 		$65.7M Buy
+1,280,054
New +$80M 0.09% 181
2025
Q2 		– Sell
-336,237
Closed -$32.8M – 1201
2025
Q1 		$32.8M Buy
336,237
+310,301
+1,196% +$29M 0.05% 265
2024
Q4 		$2.32M Buy
25,936
+8,959
+53% +$873K ﹤0.01% 899
2024
Q3 		$1.86M Buy
+16,977
New +$1.76M ﹤0.01% 986
2024
Q1 		– Sell
-36,484
Closed -$2.26M – 1436
2023
Q4 		$2.26M Sell
36,484
-3,220
-8% -$218K 0.01% 876
2023
Q3 		$2.76M Sell
39,704
-25,774
-39% -$1.89M 0.01% 743
2023
Q2 		$5.49M Sell
65,478
-1,389,409
-95% -$125M 0.02% 479
2023
Q1 		$120M Buy
1,454,887
+1,144,793
+369% +$73.8M 0.43% 49
2022
Q4 		$15.8M Buy
310,094
+298,268
+2,522% +$18.4M 0.06% 290
2022
Q3 		$832K Sell
11,826
-560,865
-98% -$42.5M ﹤0.01% 973
2022
Q2 		$37.8M Buy
572,691
+320,846
+127% +$20.2M 0.14% 138
2022
Q1 		$13.9M Buy
251,845
+193,585
+332% +$7.26M 0.04% 294
2021
Q4 		$1.68M Buy
+58,260
New +$1.55M ﹤0.01% 875
2021
Q3 		– Sell
-431,592
Closed -$11.9M – 1371
2021
Q2 		$11.9M Buy
431,592
+400,860
+1,304% +$9.2M 0.04% 308
2021
Q1 		$657K Hold
30,732
– – ﹤0.01% 992
2020
Q4 		$415K Sell
30,732
-125,510
-80% -$1.64M ﹤0.01% 871
2020
Q3 		$1.98M Sell
156,242
-511,693
-77% -$7.02M 0.01% 593
2020
Q2 		$9.55M Buy
+667,935
New +$8.83M 0.06% 194
2019
Q2 		– Sell
-126,891
Closed -$3.11M – 1080
2019
Q1 		$3.11M Buy
126,891
+65,100
+105% +$1.3M 0.03% 407
2018
Q4 		$967K Buy
+61,791
New +$946K 0.01% 660

Other funds holding LNTH

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
FCM
Farallon Capital Management San Francisco, California $21.7B AUM 79.24% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Assenagon Asset Management's LNTH Position: Q2 2026 in Review

Assenagon Asset Management increased its Lantheus (LNTH) stake by 440% in Q2 2026, buying an estimated $54.3M and bringing the position to 714,980 shares worth $79.3M. The position accounts for 0.1% of the portfolio, ranked #158.

Assenagon Asset Management first reported a position in LNTH in Q4 2018 and has held it in 23 quarters since. The position peaked at $120M in Q1 2023. 467 funds tracked by Wall St. Rank hold LNTH as of Q2 2026.

  • Assenagon Asset Management held 714,980 shares of Lantheus worth $79.3M as of Q2 2026.
  • Assenagon Asset Management bought 582,661 Lantheus shares in Q2 2026, an estimated $54.3M.
  • Lantheus made up 0.1% of Assenagon Asset Management's portfolio in Q2 2026, its #158 holding.
  • Assenagon Asset Management first reported a position in Lantheus in Q4 2018 and has held it in 23 quarters since.
  • Assenagon Asset Management's Lantheus position peaked at $120M in Q1 2023.
  • 467 funds tracked by Wall St. Rank held Lantheus as of Q2 2026.

Based on Assenagon Asset Management's 13F filing for Q2 2026, filed 8 Jul 2026.