13F Insight
DOSSIER · 13F Holders · Q3 2026
LNTH 2.625 12/15/27

LANTHEUS HLDGS INC

66 institutions still hold LANTHEUS HLDGS INC as of Q3 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 516544AB9·66 13F holders·last filed Sep 30, 2026
Market cap
—
13F value held
$932M
visible holders
Holders
66
filers reporting
Concentration
39.18%
Amundi #1
top holder share
AI Holders Summary · Q3 2026

66 institutions reported LNTH 2.625 12/15/27 in Q3 2026. Amundi leads at 39.2% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Amundi
CIK 0001330387
$365M2.9M0.07%Q3 202602
TENOR CAPITAL MANAGEMENT Co., L.P.
CIK 0001346554
$76M51.8M1.07%Q2 202603
DeepCurrents Investment Group LLC
CIK 0001754535
$60M41.0M1.82%Q2 202604
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$45M31.0M0.02%Q2 202605
CAMDEN ASSET MANAGEMENT L P /CA
CIK 0000903944
$43M30.0M1.27%Q2 202606
READYSTATE ASSET MANAGEMENT LP
CIK 0001900923
$34M29.5M1.37%Q4 202507
M&G Plc
CIK 0001802539
$34M26.3M0.17%Q3 202608
BRIGADE CAPITAL MANAGEMENT, LP
CIK 0001421306
$34M26.2M2.67%Q3 202609
CITIGROUP INC
CIK 0000831001
$32M25.3M0.01%Q3 202610
DEERFIELD MANAGEMENT COMPANY, L.P.
CIK 0001009258
$29M25.3M0.37%Q4 202511
Ovata Capital Management Ltd
CIK 0001724517
$27M18.5M2.03%Q2 202612
STATE STREET CORP
CIK 0000093751
$22M14.7M0.00%Q2 202613
WOLVERINE ASSET MANAGEMENT LLC
CIK 0001279891
$19M15.1M0.13%Q3 202614
WELLINGTON MANAGEMENT GROUP LLP
CIK 0000902219
$18M12.4M0.00%Q2 202615
Squarepoint Ops LLC
CIK 0001642575
$18M14K0.02%Q3 202616
Wellesley Asset Management
CIK 0001533551
$17M11.9M1.56%Q2 202617
BlackRock, Inc.
CIK 0002012383
$16M11.3M0.00%Q2 202618
AMERIPRISE FINANCIAL INC
CIK 0000820027
$15M10.0M0.00%Q2 202619
BANK OF AMERICA CORP /DE/
CIK 0000070858
$14M9.7M0.00%Q2 202620
ABSOLUTE INVESTMENT ADVISERS, LLC
CIK 0001316187
$14M10.6M1.25%Q3 2026
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