LNTH

Lantheus Holdings Inc$105.11 0.75%
Health CareUSCUSIP 516544103· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
286
+12 QoQ
13F Value (tracked)
$5.2B
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
15
Smart-money sentimentMixed
BearishBullish
13F funds (latest Q)31 adding · 23 trimming
Insider net (180d)$0

Price & smart-money activity

$105.11 0.75%5Y +312.3%
$15.07$42.79$70.51$98.23$125.9520212022202320242025202628323628405933275853635813855333707384648697363794479657670828367793897779751025731238089797185
Hover for who · click for detailEnd-of-day closing prices52w $50.11 – $110.94
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Ask your agent what changed in LNTH

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/LNTH/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for LNTH.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

Top institutional holders

286 tracked 13F filers
1 source-reported value row is withheld because the reported units do not agree with same-security peers. Share counts remain visible and unchanged.
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$620.7M
8.2M
−1.0%
Reduced · −83K sh
Q1 2026
2FARALLON CAPITAL MANAGEMENT LLC
$423.5M
5.6M
+2.9%
Added · +156K sh
Q1 2026
3JANUS HENDERSON GROUP PLC
$362.2M
4.8M
−16%
Reduced · −932K sh
Q1 2026
4FMR LLC
$350.9M
4.6M
+7.0%
Added · +303K sh
Q1 2026
5VANGUARD PORTFOLIO MANAGEMENT LLC
$240.8M
3.2M
New
+3.2M sh
Q1 2026
6VANGUARD CAPITAL MANAGEMENT LLC
$221.1M
2.9M
New
+2.9M sh
Q1 2026
7STATE STREET CORP
$184.3M
2.4M
+0.1%
Added · +3K sh
Q1 2026
8AMERICAN CENTURY COMPANIES INC
$135.1M
1.8M
+132%
Added · +1.0M sh
Q1 2026
9GEODE CAPITAL MANAGEMENT, LLC
$134.0M
1.8M
+2.3%
Added · +39K sh
Q1 2026
10MORGAN STANLEY
$124.9M
1.6M
−6.3%
Reduced · −111K sh
Q1 2026
11REINHART PARTNERS, LLC.
$118.7M
1.6M
+0.1%
Added · +2K sh
Q1 2026
12DIMENSIONAL FUND ADVISORS LP
$104.6M
1.4M
−2.5%
Reduced · −36K sh
Q1 2026
13Carmignac Gestion
$100.7M
1.3M
+18%
Added · +206K sh
Q1 2026
14Swedbank AB
$93.2M
1.2M
Held
Q1 2026
15NORGES BANK
$76.2M
1.1M
+187%
Added · +746K sh
Q4 2025
16TD ASSET MANAGEMENT INC
$86.0M
1.1M
+59%
Added · +422K sh
Q1 2026
17Point72 Asset Management, L.P.
$73.9M
974K
−4.0%
Reduced · −40K sh
Q1 2026
18PRICE T ROWE ASSOCIATES INC /MD/
$69.8M
920K
+13%
Added · +102K sh
Q1 2026
19UBS Group AG
$65.8M
868K
+119%
Added · +471K sh
Q1 2026
20DEERFIELD MANAGEMENT COMPANY, L.P.
$62.8M
828K
Held
Q1 2026
21NORTHERN TRUST CORP
$61.1M
805K
+0.8%
Added · +7K sh
Q1 2026
22JPMORGAN CHASE & CO
$54.0M
739K
+0.1%
Added · +994 sh
Q1 2026
23BROWN ADVISORY INC
$52.2M
688K
New
+688K sh
Q1 2026
24CHARLES SCHWAB INVESTMENT MANAGEMENT INC
$49.9M
657K
+2.2%
Added · +14K sh
Q1 2026
25Epoch Investment Partners, Inc.
$49.3M
650K
+59%
Added · +242K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
8
funds
Added
23
funds
Reduced
23
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$0
0 insiders
Sells · 180d
$0
0 insiders
Net
$0
0 P/S txns
Signal
Mixed
open-market
DateInsiderRoleActionSharesValue
May 14, 2026Maeusli Heinz ChristophDirectorGrant (A)4K$0
May 14, 2026Pruden Gary JDirectorGrant (A)4K$0
May 14, 2026LENO SAM RDirectorGrant (A)4K$0
May 14, 2026EASTLAND JULIA MARIEDirectorGrant (A)4K$0
May 14, 2026Baylor-Henry MinnieDirectorGrant (A)4K$0
May 14, 2026Ber GerardDirectorGrant (A)4K$0
May 14, 2026McHugh JulieDirectorGrant (A)4K$0
May 14, 2026Morrow Phuong KhanhDirectorGrant (A)4K$0
May 14, 2026Thrall James HDirectorGrant (A)4K$0
May 14, 2026Heino Mary AnneExecutive Chair and CEO, DirectorTax withholding (F)1K$119K
May 14, 2026Ber GerardDirectorTax withholding (F)381$37K
Apr 17, 2026Niedzwiecki DanielSee RemarksTax withholding (F)2K$160K

Institutional ownership over time

280 funds-29 since Q3 2024
0165330Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $5.1B · 1 values withheld

Funds that own LNTH also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT118 funds$54.8B
ELI LILLY & COLLY117 funds$13.8B
META PLATFORMS INC-CLASS AMETA115 funds$24.4B
UNITEDHEALTH GROUP INCUNH115 funds$6.0B
BROADCOM INCAVGO114 funds$29.4B
MASTERCARD INC - AMA114 funds$9.5B
LAM RESEARCH CORPLRCX114 funds$5.9B
BOSTON SCIENTIFIC CORPBSX114 funds$3.7B
NVIDIA CORPNVDA113 funds$76.8B
AMAZON.COM INCAMZN113 funds$40.3B
UBER TECHNOLOGIES INCUBER113 funds$3.7B
ALPHABET INC-CL AGOOGL112 funds$35.0B

Ranked by how many of LNTH's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for LNTH. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.