MML Investors Services
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MML Investors Services’s Lantheus LNTH Stock Holding History

MML Investors Services’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
-7,365
Closed -$378K – 3107
2025
Q3 		$378K Sell
7,365
-413
-5% -$25.8K ﹤0.01% 2357
2025
Q2 		$637K Buy
7,778
+1,469
+23% +$129K ﹤0.01% 1940
2025
Q1 		$616K Buy
6,309
+1,211
+24% +$113K ﹤0.01% 1866
2024
Q4 		$456K Buy
5,098
+760
+18% +$74K ﹤0.01% 1969
2024
Q3 		$476K Buy
4,338
+857
+25% +$89K ﹤0.01% 1887
2024
Q2 		$279K Sell
3,481
-8,886
-72% -$652K ﹤0.01% 2131
2024
Q1 		$770K Buy
12,367
+8,110
+191% +$477K ﹤0.01% 1562
2023
Q4 		$264K Buy
4,257
+851
+25% +$57.7K ﹤0.01% 2130
2023
Q3 		$237K Sell
3,406
-2,344
-41% -$171K ﹤0.01% 2060
2023
Q2 		$483K Buy
5,750
+2,398
+72% +$215K ﹤0.01% 1655
2023
Q1 		$277K Buy
+3,352
New +$216K ﹤0.01% 1718
2022
Q4 		– Sell
-3,887
Closed -$273K – 2196
2022
Q3 		$273K Buy
3,887
+765
+25% +$57.9K ﹤0.01% 1742
2022
Q2 		$206K Sell
3,122
-3,044
-49% -$192K ﹤0.01% 1895
2022
Q1 		$341K Sell
6,166
-1,843
-23% -$69.2K ﹤0.01% 1647
2021
Q4 		$231K Buy
+8,009
New +$213K ﹤0.01% 1845

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 $481B AUM 30.42% 1-Year Est. Return

MML Investors Services's LNTH Position: Q4 2025 in Review

MML Investors Services sold out of Lantheus (LNTH) in Q4 2025, closing a stake of 7,365 shares — an estimated $378K sold.

MML Investors Services first reported a position in LNTH in Q4 2021 and held it in 15 quarters. The position peaked at $770K in Q1 2024. 392 funds tracked by Wall St. Rank hold LNTH as of Q4 2025.

  • MML Investors Services reported no remaining Lantheus position as of Q4 2025 after selling out during the quarter.
  • MML Investors Services sold 7,365 Lantheus shares in Q4 2025, an estimated $378K.
  • MML Investors Services first reported a position in Lantheus in Q4 2021 and held it in 15 quarters.
  • MML Investors Services's Lantheus position peaked at $770K in Q1 2024.
  • 392 funds tracked by Wall St. Rank held Lantheus as of Q4 2025.

Based on MML Investors Services's 13F filing for Q4 2025, filed 13 Feb 2026.