LANTHEUS HOLDINGS

$LNTH
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Smart money positioned

7 of the Top-200 alpha managers hold $LNTH as of the latest 13F snapshot.

13F holders
394
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

7 holders · Q1 2026

$LNTH is held by 7 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.04%, with an average of 0.01% of portfolio. Largest holder: New Age Alpha Advisors, LLC at 0.04%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

01
New Age Alpha Advisors, LLC
0.04% held
α +10.8pts
02
Wellington Management Group LLP
0.01% held
α +10.5pts
03
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.01% held
α +27.5pts
04
Citigroup Inc.
0.01% held
α +26.3pts
05
Nisa Investment Advisors, LLC
0.00% held
α +16.6pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 394 · Source: 13F-HR
01
Ferguson Wellman Capital Management, Inc.
2.76% of portfolio
5,583,479 sh
02
Thomas H Lee Partners LP
0.19% of portfolio
4,774,841 sh
03
TB Capital Gestao de Recursos Ltda.
0.02% of portfolio
4,195,304 sh
04
Axa S.a.
0.01% of portfolio
2,429,803 sh
05
State Street
0.01% of portfolio
2,427,254 sh
06
Massachusetts Institute of Technology
0.07% of portfolio
1,781,106 sh
07
Bahl & Gaynor Inc.
—
1,772,892 sh
08
Ar Asset Management Inc.
3.41% of portfolio
1,564,878 sh
09
Schwartz Investment Counsel Inc.
0.10% of portfolio
1,228,743 sh
10
Marshall & Sullivan Inc.
0.19% of portfolio
1,155,290 sh
See all 394 13F holders · Pro →

Insider activity · last 90 days

24 transactions · 8 filers
20 Aug 2025
Patel Rajiv A —
▼ SOLD
3,365,000
$56.15
S
19 Aug 2025
Patel Rajiv A —
▼ SOLD
41,000
$55.34
S
20 Aug 2025
Farallon Partners L L C/Ca —
▼ SOLD
3,365,000
$56.15
S
19 Aug 2025
Farallon Partners L L C/Ca —
▼ SOLD
41,000
$55.34
S
13 Aug 2025
Blanchfield Paul —
▼ SOLD
3,060
$53.57
S
13 Jun 2025
Niedzwiecki Daniel —
▼ SOLD
6,000
$78.74
S
09 Jun 2025
Marshall Robert J. Jr. —
▼ SOLD
27,036
$83.40
S
09 Jun 2025
Marshall Robert J. Jr. —
▼ SOLD
9,243
$82.50
S
09 Jun 2025
Marshall Robert J. Jr. —
▼ SOLD
3,494
$81.27
S
09 Jun 2025
McHugh Julie —
▼ SOLD
5,192
$81.62
S
05 Jun 2025
Blanchfield Paul —
▼ SOLD
6,599
$79.65
S
05 Jun 2025
Niedzwiecki Daniel —
▼ SOLD
6,000
$79.65
S

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $LNTH in the recent window.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 07:35 UTC.