Ticker · CUSIP 516544103

LNTH

LANTHEUS HLDGS INC

Healthcare·Drug Manufacturers - Specialty & Generic

···Share

Holders (tracked)

Combined shares

4,695,794

Combined value

$312.51M

Last close

$83.82

Quarter

2025Q4

Price is +26.0% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$83.82-17.50 (-17.27%)H $108.74 · L $50.11 · Avg Vol 1.2M

Tracked holders · last 8 quarters

+2 vs previous quarter over the last 8.

SEC event timeline

23 events

AQR Capital Management added2026-02-17
+317,384 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) added2026-02-17
+124,817 shares · 2025Q4
Position
D.E. Shaw & Co. exited2026-02-17
−3,900 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+5,337 shares · 2025Q4
Position
Wellington Management trimmed2026-02-17
−655,594 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+8,100 shares · 2025Q4
Position
Two Sigma Investments exited2026-02-17
−95,921 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−269,423 shares · 2025Q4
Position
Steve Cohen (Point72) opened position2026-02-17
+1,014,369 shares · 2025Q4
Position
Ray Dalio (Bridgewater Associates) trimmed2026-02-13
−130,212 shares · 2025Q4
Position
Renaissance Technologies added2026-02-12
+15,951 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+1,144,955 shares · 2025Q4
Position
Ken Fisher (Fisher Asset Mgmt) exited2026-02-09
−138,154 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+351,257 shares · 2025Q3
Position
Two Sigma Investments opened position2025-11-14
+95,921 shares · 2025Q3
Position
T. Rowe Price trimmed2025-11-14
−221,467 shares · 2025Q3
Position
Wellington Management trimmed2025-11-14
−947,367 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+65,953 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) trimmed2025-11-13
−100,934 shares · 2025Q3
Position
Renaissance Technologies opened position2025-11-13
+59,831 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−398,614 shares · 2025Q3
Position
Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12
−1 shares · 2025Q3
Position
Norges Bank (Norway SWF) added2025-11-12
+27,420 shares · 2024Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for LNTH →

Follow-the-investor returns

If you'd copied each holder of LNTH…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
T. Rowe Price	2016Q1	$44.44	+88.6%	$68.5M
Izzy Englander (Millennium Mgmt)	2016Q2	$56.68	+47.9%	$14.6M
AQR Capital Management	2017Q2	$63.63	+31.7%	$33.8M
Ken Griffin (Citadel Advisors)	2016Q4	$65.82	+27.4%	$4.8M
Ken Griffin (Citadel Advisors)	2016Q4	$65.82	+27.4%	$4.8M
Ken Griffin (Citadel Advisors)	2016Q4	$65.82	+27.4%	$4.8M
Steve Cohen (Point72)	2016Q4	$66.59	+25.9%	$1.9M
Steve Cohen (Point72)	2016Q4	$66.59	+25.9%	$1.9M
Norges Bank (Norway SWF)	2016Q1	$67.08	+25.0%	$96.0M
Renaissance Technologies	2016Q2	$75.04	+11.7%	$6.4M
Wellington Management	2016Q1	$78.97	+6.1%	$9.8M
Ray Dalio (Bridgewater Associates)	2021Q2	$85.27	-1.7%	$14.0M
Paul Tudor Jones (Tudor Investment)	2017Q1	$86.18	-2.7%	$285K
Paul Tudor Jones (Tudor Investment)	2017Q1	$86.18	-2.7%	$285K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions3

Norges Bank (Norway SWF)
+1,144,955
$76.2M
Steve Cohen (Point72)
+1,014,369
$67.5M
Paul Tudor Jones (Tudor Investment)
+8,100
$539K

Added to4

AQR Capital Management
+317,384
$21.1M
Ken Griffin (Citadel Advisors)
+124,817
$8.3M
Renaissance Technologies
+15,951
$1.1M
T. Rowe Price
+5,337
$355

Trimmed3

Wellington Management
−655,594
$43.6M
Izzy Englander (Millennium Mgmt)
−269,423
$17.9M
Ray Dalio (Bridgewater Associates)
−130,212
$8.7M

Exited3

Ken Fisher (Fisher Asset Mgmt)
−138,154
$7.1M
Two Sigma Investments
−95,921
$4.9M
D.E. Shaw & Co.
−3,900
$200K

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	17	20,230,406	$1.12B	—
2022Q2	17	18,576,016	$8.75B	—
2022Q3	15	14,653,321	$1.03B	-2
2022Q4	18	15,580,609	$793.8M	+3
2023Q1	17	12,105,655	$999.4M	-1
2023Q2	16	13,554,188	$1.14B	-1
2023Q3	15	12,396,587	$861.3M	-1
2023Q4	16	12,586,861	$780.4M	+1
2024Q1	16	13,229,968	$823.1M	—
2024Q2	17	13,131,283	$1.05B	+1
2024Q3	15	2,975,799	$326.5M	-2
2024Q4	13	2,219,280	$198.5M	-2
2025Q1	14	2,816,989	$274.8M	+1
2025Q2	13	4,282,394	$350.6M	-1
2025Q3	12	3,422,385	$175.5M	-1
2025Q4	14	4,695,794	$312.5M	+2

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2025-01-28	Gilbert Cisneros	Buy	$1K – $15K	PDF ↗
2025-01-13	Gilbert Cisneros	Buy	$1K – $15K	PDF ↗
2025-01-08	Gilbert Cisneros	Buy	$1K – $15K	PDF ↗
2025-01-07	Gilbert Cisneros	Buy	$1K – $15K	PDF ↗

Who owns LNTH

14 super-investors · 2025Q4

Tracked stake

4.70M

Combined value

$313M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New5Added6Trim3

#	Manager	Shares	Value	% of book	Last action
1	Norges Bank Norway SWF	1.14M	$76M	0.0%	New+1.14M
2	Steve Cohen Point72	1.01M	$68M	0.1%	New+1.01M
3	T. Rowe Price	817.2K	$54M	0.0%	Added+5.3K
4	Ken Griffin Citadel Advisors	644.2K	$43M	0.0%	Added+124.8K
5	AQR Capital Management	403.6K	$27M	0.0%	Added+317.4K
6	Izzy Englander Millennium Mgmt	174.0K	$12M	0.0%	Trim−269.4K
7	Ray Dalio Bridgewater Associates	166.7K	$11M	0.0%	Trim−130.2K
8	Wellington Management	116.4K	$8M	0.0%	Trim−655.6K
9	Renaissance Technologies	75.8K	$5M	0.0%	Added+16.0K
10	Ken Griffin Citadel Advisors	56.7K	$4M	0.0%	Added+124.8K
11	Ken Griffin Citadel Advisors	51.1K	$3M	0.0%	Added+124.8K
12	Steve Cohen Point72	22.6K	$2M	0.0%	New+1.01M
13	Paul Tudor Jones Tudor Investment	4.7K	$313K	0.0%	New+8.1K
14	Paul Tudor Jones Tudor Investment	3.4K	$226K	0.0%	New+8.1K

Recent moves

20 transactions

NEWPaul Tudor Jones (Tudor Investment)
+8,100 · 2025Q4
SOLDD.E. Shaw & Co.
−3,900 · 2025Q4
NEWSteve Cohen (Point72)
+1,014,369 · 2025Q4
TRIMIzzy Englander (Millennium Mgmt)
−269,423 · 2025Q4
ADDAQR Capital Management
+317,384 · 2025Q4
SOLDTwo Sigma Investments
−95,921 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+124,817 · 2025Q4
TRIMWellington Management
−655,594 · 2025Q4
ADDT. Rowe Price
+5,337 · 2025Q4
TRIMRay Dalio (Bridgewater Associates)
−130,212 · 2025Q4
ADDRenaissance Technologies
+15,951 · 2025Q4
NEWNorges Bank (Norway SWF)
+1,144,955 · 2025Q4
SOLDKen Fisher (Fisher Asset Mgmt)
−138,154 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+351,257 · 2025Q3
TRIMT. Rowe Price
−221,467 · 2025Q3
TRIMWellington Management
−947,367 · 2025Q3
ADDAQR Capital Management
+65,953 · 2025Q3
NEWTwo Sigma Investments
+95,921 · 2025Q3
SOLDNorges Bank (Norway SWF)
−398,614 · 2025Q3
NEWRenaissance Technologies
+59,831 · 2025Q3

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