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Lantheus Holdings, Inc.

LNTH
Exchange
Nasdaq
Industry
In Vitro & In Vivo Diagnostic Substances
SEC CIK
0001521036

No open-market purchases or sales by Lantheus Holdings, Inc. insiders were filed in the last 90 days; 467 institutions reported holding it in 13F filings for Q2 2026, worth $8.34B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Lantheus Holdings, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
420
−51 vs. Q2 2025
Shares held
71.3M
−9.34M (−11.6%) vs. Q2 2025
Total value
$3.66B
−$2.94B (−44.6%) vs. Q2 2025
New holders
76
103 more added
Sold out
127
188 more reduced

6 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting LNTH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 420 institutions
Q1 2021: 161 institutionsQ2 2021: 192 institutionsQ3 2021: 181 institutionsQ4 2021: 197 institutionsQ1 2022: 276 institutionsQ2 2022: 323 institutionsQ3 2022: 353 institutionsQ4 2022: 366 institutionsQ1 2023: 388 institutionsQ2 2023: 433 institutionsQ3 2023: 401 institutionsQ4 2023: 401 institutionsQ1 2024: 409 institutionsQ2 2024: 454 institutionsQ3 2024: 503 institutionsQ4 2024: 489 institutionsQ1 2025: 526 institutionsQ2 2025: 477 institutionsQ3 2025: 420 institutionsQ4 2025: 393 institutionsQ1 2026: 408 institutionsQ2 2026: 467 institutions
Value heldQ3 2025: $3.66B
Q1 2021: $1.31BQ2 2021: $1.77BQ3 2021: $1.62BQ4 2021: $1.87BQ1 2022: $3.67BQ2 2022: $4.44BQ3 2022: $4.74BQ4 2022: $3.36BQ1 2023: $5.54BQ2 2023: $5.71BQ3 2023: $4.90BQ4 2023: $4.31BQ1 2024: $4.19BQ2 2024: $5.49BQ3 2024: $7.72BQ4 2024: $6.69BQ1 2025: $7.58BQ2 2025: $6.63BQ3 2025: $3.66BQ4 2025: $4.62BQ1 2026: $5.51BQ2 2026: $8.34B
Institutions holding LNTH and their total value by quarter
QuarterHoldersValue
Q2 2026467$8.34B
Q1 2026408$5.51B
Q4 2025393$4.62B
Q3 2025420$3.66B
Q2 2025477$6.63B
Q1 2025526$7.58B
Q4 2024489$6.69B
Q3 2024503$7.72B
Q2 2024454$5.49B
Q1 2024409$4.19B
Q4 2023401$4.31B
Q3 2023401$4.90B
Q2 2023433$5.71B
Q1 2023388$5.54B
Q4 2022366$3.36B
Q3 2022353$4.74B
Q2 2022323$4.44B
Q1 2022276$3.67B
Q4 2021197$1.87B
Q3 2021181$1.62B
Q2 2021192$1.77B
Q1 2021161$1.31B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Lantheus Holdings, Inc.; share changes are against Q2 2025.

Institutions holding LNTH in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Invesco Ltd.732,957$37.6M0.01%−950,761−56.5%Reduced
Wellington Management Group LLP771,968$39.6M0.01%−947,367−55.1%Reduced
JPMorgan Chase & Co781,834$40.1M0.00%−113,879−12.7%Reduced
TD Asset Management Inc790,950$40.6M0.03%+158,358+25.0%Added
Carmignac Gestion807,409$41.4M0.62%+510,409+171.9%Added
Price T Rowe Associates Inc811,910$41.6M0.00%−221,467−21.4%Reduced
Northern Trust Corp844,238$43.3M0.01%−21,765−2.5%Reduced
Macquarie Group Ltd1,039,477$53.3M0.06%−82,899−7.4%Reduced
Swedbank AB1,228,743$63.0M0.06%00.0%Unchanged
Assenagon Asset Management S.A.1,280,054$65.7M0.10%+1,280,054New
Reinhart Partners, Inc.1,347,756$69.1M2.25%−55,903−4.0%Reduced
Dimensional Fund Advisors LP1,371,089$70.3M0.02%−12,042−0.9%Reduced
Geode Capital Management, LLC1,754,504$90.0M0.01%−22,431−1.3%Reduced
State Street Corp2,497,026$128.1M0.00%−61,593−2.4%Reduced
Farallon Capital Management, L.L.C.3,477,227$178.3M1.01%−3,245,000−48.3%Reduced
Morgan Stanley3,878,152$198.9M0.01%+3,137,343+423.5%Added
FMR LLC4,198,972$215.4M0.01%−820,140−16.3%Reduced
Janus Henderson Group PLC6,684,737$342.9M0.16%−254,247−3.7%Reduced
Vanguard Group Inc6,952,418$356.6M0.01%+115,338+1.7%Added
BlackRock, Inc.8,265,745$424.0M0.01%−267,690−3.1%Reduced
Westfield Capital Management Co LP0$00.00%−1,495,072−100.0%Sold out
Boston Partners0$00.00%−576,362−100.0%Sold out
Hood River Capital Management LLC0$00.00%−407,177−100.0%Sold out
Nitorum Capital, L.P.0$00.00%−344,444−100.0%Sold out
Frontier Capital Management Co LLC0$00.00%−315,513−100.0%Sold out
Clearbridge Investments, LLC0$00.00%−222,085−100.0%Sold out
Eagle Global Advisors LLC0$00.00%−181,150−100.0%Sold out
Shapiro Capital Management LLC0$00.00%−176,510−100.0%Sold out
Galvin, Gaustad & Stein, LLC0$00.00%−145,352−100.0%Sold out
Jupiter Asset Management Ltd0$00.00%−136,392−100.0%Sold out
WCM Investment Management, LLC0$00.00%−135,891−100.0%Sold out
BI Asset Management Fondsmaeglerselskab A/S0$00.00%−97,958−100.0%Sold out
Empowered Funds, LLC0$00.00%−94,514−100.0%Sold out
Renaissance Group LLC0$00.00%−80,319−100.0%Sold out
Foresight Group Ltd Liability Partnership0$00.00%−68,520−100.0%Sold out
Segall Bryant & Hamill, LLC0$00.00%−53,059−100.0%Sold out
Peregrine Capital Management LLC0$00.00%−49,439−100.0%Sold out
2Xideas AG0$00.00%−49,079−100.0%Sold out
Granite Investment Partners, LLC0$00.00%−47,972−100.0%Sold out
Axiom Investors LLC0$00.00%−45,840−100.0%Sold out
Sit Investment Associates Inc0$00.00%−36,960−100.0%Sold out
Lisanti Capital Growth, LLC0$00.00%−36,350−100.0%Sold out
Moody Aldrich Partners LLC0$00.00%−35,662−100.0%Sold out
Clark Capital Management Group, Inc.0$00.00%−35,400−100.0%Sold out
Prosight Management, LP0$00.00%−34,576−100.0%Sold out
First Light Asset Management, LLC0$00.00%−30,045−100.0%Sold out
Bridges Investment Management Inc0$00.00%−29,444−100.0%Sold out
TrimTabs Asset Management, LLC0$00.00%−28,182−100.0%Sold out
Synovus Financial Corp0$00.00%−27,556−100.0%Sold out
Formula Growth Ltd0$00.00%−26,069−100.0%Sold out
Thrive Capital Management, LLC0$00.00%−24,170−100.0%Sold out
Hardy Reed LLC0$00.00%−23,000−100.0%Sold out
Change Path, LLC0$00.00%−20,396−100.0%Sold out
B. Metzler seel. Sohn & Co. AG0$00.00%−19,367−100.0%Sold out
Torray LLC0$00.00%−19,061−100.0%Sold out
Ontario Teachers Pension Plan Board0$00.00%−18,910−100.0%Sold out
Peak Retirement Planning, Inc.0$00.00%−18,874−100.0%Sold out
Polar Asset Management Partners Inc.0$00.00%−17,399−100.0%Sold out
Fred Alger Management, LLC0$00.00%−19,726−100.0%Sold out
Shaker Investments LLC0$00.00%−15,327−100.0%Sold out
Riverwater Partners LLC0$00.00%−14,326−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−14,221−100.0%Sold out
AXA S.A.0$00.00%−12,614−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−11,892−100.0%Sold out
Jain Global LLC0$00.00%−11,358−100.0%Sold out
Simplex Trading, LLC0$00.00%−10,708−100.0%Sold out
Skandinaviska Enskilda Banken AB (publ)0$00.00%−9,500−100.0%Sold out
Cerity Partners LLC0$00.00%−9,432−100.0%Sold out
Walleye Capital LLC0$00.00%−8,525−100.0%Sold out
HSBC Holdings PLC0$00.00%−8,436−100.0%Sold out
Martingale Asset Management L P0$00.00%−7,928−100.0%Sold out
Empirical Asset Management, LLC0$00.00%−7,116−100.0%Sold out
Standard Life Aberdeen plc0$00.00%−7,086−100.0%Sold out
Legato Capital Management LLC0$00.00%−6,890−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−6,178−100.0%Sold out
Smith Group Asset Management, LLC0$00.00%−6,101−100.0%Sold out
J2 Capital Management Inc0$00.00%−6,036−100.0%Sold out
Whalen Wealth Management Inc.0$00.00%−5,872−100.0%Sold out
Jennison Associates LLC0$00.00%−5,776−100.0%Sold out
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management0$00.00%−4,984−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−4,972−100.0%Sold out
Axq Capital, LP0$00.00%−4,912−100.0%Sold out
Keebeck Wealth Management, LLC0$00.00%−4,853−100.0%Sold out
Pitcairn Co0$00.00%−4,851−100.0%Sold out
Glenmede Investment Management, LP0$00.00%−4,846−100.0%Sold out
Burney Co0$00.00%−4,675−100.0%Sold out
O'Shaughnessy Asset Management, LLC0$00.00%−4,646−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−4,561−100.0%Sold out
CSM Advisors, LLC0$00.00%−4,512−100.0%Sold out
Intrust Bank NA0$00.00%−3,837−100.0%Sold out
Hohimer Wealth Management, LLC0$00.00%−3,700−100.0%Sold out
Tributary Capital Management, LLC0$00.00%−3,670−100.0%Sold out
Engineers Gate Manager LP0$00.00%−3,652−100.0%Sold out
Venturi Wealth Management, LLC0$00.00%−3,625−100.0%Sold out
Focus Financial Network, Inc.0$00.00%−3,576−100.0%Sold out
Alps Advisors Inc0$00.00%−3,544−100.0%Sold out
We Are One Seven, LLC0$00.00%−3,347−100.0%Sold out
Dakota Wealth Management0$00.00%−3,314−100.0%Sold out
National Asset Management, Inc.0$00.00%−3,070−100.0%Sold out
Quantinno Capital Management LP0$00.00%−3,047−100.0%Sold out