Ken Fisher’s Lantheus LNTH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
Sell
-138,154
Closed -$7.09M 1076
2025
Q3
$7.09M Sell
138,154
-1
-0% -$62 ﹤0.01% 436
2025
Q2
$11.3M Sell
138,155
-4,393
-3% -$386K ﹤0.01% 396
2025
Q1
$13.9M Sell
142,548
-10,902
-7% -$1.02M 0.01% 372
2024
Q4
$13.7M Buy
153,450
+1
+0% +$97 0.01% 396
2024
Q3
$16.8M Sell
153,449
-3,348
-2% -$348K 0.01% 362
2024
Q2
$12.6M Sell
156,797
-1,578
-1% -$116K 0.01% 397
2024
Q1
$9.86M Sell
158,375
-129
-0.1% -$7.59K ﹤0.01% 426
2023
Q4
$9.83M Sell
158,504
-3,280
-2% -$222K 0.01% 412
2023
Q3
$11.2M Sell
161,784
-90,785
-36% -$6.64M 0.01% 423
2023
Q2
$21.2M Sell
252,569
-6,279
-2% -$563K 0.01% 361
2023
Q1
$21.4M Sell
258,848
-96,765
-27% -$6.24M 0.01% 357
2022
Q4
$18.1M Sell
355,613
-34,185
-9% -$2.11M 0.01% 362
2022
Q3
$27.4M Sell
389,798
-136,918
-26% -$10.4M 0.02% 306
2022
Q2
$34.8M Sell
526,716
-6,559
-1% -$413K 0.02% 258
2022
Q1
$29.5M Buy
533,275
+8,414
+2% +$316K 0.02% 284
2021
Q4
$15.2M Buy
524,861
+151,826
+41% +$4.04M 0.01% 346
2021
Q3
$9.58M Buy
373,035
+328,365
+735% +$8.58M 0.01% 377
2021
Q2
$1.24M Sell
44,670
-1,594
-3% -$36.6K ﹤0.01% 585
2021
Q1
$989K Sell
46,264
-565
-1% -$10.3K ﹤0.01% 615
2020
Q4
$632K Sell
46,829
-8,394
-15% -$110K ﹤0.01% 670
2020
Q3
$700K Sell
55,223
-19,387
-26% -$266K ﹤0.01% 604
2020
Q2
$1.07M Buy
74,610
+10,660
+17% +$141K ﹤0.01% 557
2020
Q1
$816K Sell
63,950
-10,979
-15% -$175K ﹤0.01% 564
2019
Q4
$1.54M Buy
74,929
+659
+0.9% +$13.3K ﹤0.01% 533
2019
Q3
$1.86M Hold
74,270
﹤0.01% 551
2019
Q2
$2.1M Buy
74,270
+7,996
+12% +$203K ﹤0.01% 531
2019
Q1
$1.62M Hold
66,274
﹤0.01% 547
2018
Q4
$1.04M Sell
66,274
-374
-0.6% -$5.73K ﹤0.01% 594
2018
Q3
$996K Sell
66,648
-33,410
-33% -$488K ﹤0.01% 583
2018
Q2
$1.46M Sell
100,058
-19,735
-16% -$304K ﹤0.01% 553
2018
Q1
$1.91M Buy
119,793
+1,820
+2% +$35.5K ﹤0.01% 522
2017
Q4
$2.41M Buy
117,973
+16,930
+17% +$345K ﹤0.01% 504
2017
Q3
$1.8M Buy
+101,043
New +$1.78M ﹤0.01% 516

Other funds holding LNTH

Ken Fisher's LNTH Position: Q4 2025 in Review

Ken Fisher sold out of Lantheus (LNTH) in Q4 2025, closing a stake of 138,154 shares — an estimated $7.09M sold.

Ken Fisher first reported a position in LNTH in Q3 2017 and held it in 33 quarters. The position peaked at $34.8M in Q2 2022. 391 funds tracked by Wall St. Rank hold LNTH as of Q4 2025.

  • Ken Fisher reported no remaining Lantheus position as of Q4 2025 after selling out during the quarter.
  • Ken Fisher sold 138,154 Lantheus shares in Q4 2025, an estimated $7.09M.
  • Ken Fisher first reported a position in Lantheus in Q3 2017 and held it in 33 quarters.
  • Ken Fisher's Lantheus position peaked at $34.8M in Q2 2022.
  • 391 funds tracked by Wall St. Rank held Lantheus as of Q4 2025.

Based on Fisher Asset Management's 13F filing for Q4 2025, filed 9 Feb 2026.