In Vitro & In Vivo Diagnostic Substances · SIC 2835

Lantheus Holdings, Inc.

LNTH

Watch

Latest revenue

$377.3M

as of 2026-03-31

Latest net income

$118.4M

as of 2026-03-31

Net margin

31.4%

as of 2026-03-31

Price · 5Y

+33.7% / yr 19.9 pts / yr vs S&P 500 324.7% total
Compare:

Live market

delayed ≤15 min
$103.00
9.03%
Market cap
$6.71B
Enterprise value
$6.71B
P/E (trailing)
28.7×
Forward P/E
P/B
Dividend yield
0.0%
52-wk high
$103.89
52-wk low
$47.25
Beta
Shares out
65.1M

5-year trend

What this company does

AI

Item 1. Business Overview We are the leading radiopharmaceutical-focused company committed to enabling clinicians to Find, Fight and Follow disease to deliver better patient outcomes. We classify our products into three product categories: Radiopharmaceutical Oncology, Precision Diagnostics, and Strategic Partnerships and Other Revenue. Our Radiopharmaceutical Oncology product helps healthcare professionals (“HCPs”) Find, Fight and Follow cancer. Our Precision Diagnostic products assist HCPs to Find and Follow diseases. Our Strategic Partnerships include biomarkers and digital solutions in support of our partners’ therapeutic development, out-licensing agreements for non-core assets and…

AI summary unavailable — showing raw filing excerpt

Generated from LNTH's filing dated 2026-02-26

Key risks

AI

Item 1A. Risk Factors You should carefully consider the following risks. The risks and uncertainties described below are not the only ones we face. Additional risks and uncertainties that we are unaware of, or that we currently believe are not material, may also become important factors that adversely affect our business. These risks could materially affect our business, results of operations or financial condition, cause the trading price of our outstanding common stock to decline materially or cause our actual results to differ materially from those expected or those expressed in any forward-looking statements made by us or on our behalf. See “Cautionary Note Regarding Forward-Looking…

AI summary unavailable — showing raw filing excerpt

Generated from LNTH's filing dated 2026-02-26

Profitability

Gross margin

61.1%

5.2%

Operating margin

20.2%

32.3%

Net margin

15.2%

25.6%

Return on equity

21.4%

25.4%

Return on assets

10.5%

33.5%

Leverage

Debt / equity

1.04×

27.3%

Long-term debt / equity

0.52×

0.4%

Debt / assets

51.1%

13.3%

Earnings tracker

QuarterRevenueYoYNet incomeYoYNet margin

Q1 2026

2026-03-31

$377.3M+1.2%$118.4M+62.3%31.4%

Q4 2025

2025-12-31

$406.8M+4.0%$54.1M+558.8%13.3%

Q3 2025

2025-09-30

$384.0M+1.4%$27.8M-78.8%7.2%

Q2 2025

2025-06-30

$378.0M-4.1%$78.8M+26.9%20.8%

Q1 2025

2025-03-31

$372.8M+0.8%$72.9M-44.3%19.6%

Q4 2024

2024-12-31

$391.1M$-11.8M-3.0%

Q3 2024

2024-09-30

$378.7M+18.4%$131.1M-0.7%34.6%

Q2 2024

2024-06-30

$394.1M+22.5%$62.1M-32.0%15.8%

Year-over-year change vs the same fiscal quarter one year prior. Revenue + net income sourced from SEC 10-Q / 10-K filings — no analyst-consensus dependency.

Industry trend

In Vitro & In Vivo Diagnostic Substances · SIC 2835

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Insider activity

Insider buying

$0

Insider selling

$389.8M

Net activity

−$389.8M

Distinct insiders

7

Open-market trades over the last 365 days.

Recent transactions

DateInsiderTypeSharesPriceValue
2025-08-20

Rajiv A Patel / Thomas G. Roberts Jr. / Edric C. Saito / William Seybold / Daniel S. Short / Andrew J M Spokes / John R. Warren / Mark C Wehrly

Sale3,365,000$56.15$188.9M
2025-08-20

FARALLON PARTNERS L L C/CA / Joshua J. Dapice / Philip D Dreyfuss / Hannah E. Dunn / Richard B Fried / Varun N Gehani / Nicolas Giauque / David T Kim / Michael G Linn / Patrick (Cheng) Luo

10%+ owner

Sale3,365,000$56.15$188.9M
2025-08-19

Rajiv A Patel / Thomas G. Roberts Jr. / Edric C. Saito / William Seybold / Daniel S. Short / Andrew J M Spokes / John R. Warren / Mark C Wehrly

Sale41,000$55.34$2.3M
2025-08-19

FARALLON PARTNERS L L C/CA / Joshua J. Dapice / Philip D Dreyfuss / Hannah E. Dunn / Richard B Fried / Varun N Gehani / Nicolas Giauque / David T Kim / Michael G Linn / Patrick (Cheng) Luo

10%+ owner

Sale41,000$55.34$2.3M
2025-08-13

Paul Blanchfield

President

Sale3,060$53.57$163.9K
2025-06-13

Daniel Niedzwiecki

Chief Administrative Officer, General Counsel and Corporate Secretary

Sale6,000$78.74$472.4K
2025-06-09

Julie Mchugh

Director

Sale5,192$81.62$423.8K
2025-06-09

Robert J. Marshall Jr.

CFO and Treasurer

Sale3,494$81.27$284.0K
2025-06-09

Robert J. Marshall Jr.

CFO and Treasurer

Sale9,243$82.50$762.6K
2025-06-09

Robert J. Marshall Jr.

CFO and Treasurer

Sale27,036$83.40$2.3M
2025-06-05

Paul Blanchfield

President

Sale6,599$79.65$525.6K
2025-06-05

Daniel Niedzwiecki

Chief Administrative Officer, General Counsel and Corporate Secretary

Sale6,000$79.65$477.9K
2025-06-02

Mary Anne Heino

Director

Sale3,140$74.90$235.2K

Source: SEC Form 4 filings. Officers, directors, and 10%+ owners must disclose share transactions within two business days. RSU grants and tax-withholding rows are excluded by default — compensation activity is not a trading signal.

Who owns LNTH

Institutional value

$2.29B

Total shares held

30.8M

Distinct holders

262

-89 vs prior

As of

2026-03-31

Prior: 2025-12-31

Filers with $100M+ AUM disclose holdings 45 days after quarter end.

Top institutional holders

#ManagerSharesValueQoQ changeAction
1BlackRock, Inc.8.2M$620.7M-83.2K (-1.0%)Trimmed
2VANGUARD PORTFOLIO MANAGEMENT LLC3.2M$240.8MNew
3VANGUARD CAPITAL MANAGEMENT LLC2.9M$221.1MNew
4REINHART PARTNERS, LLC.1.6M$118.7M+2.3K (+0.1%)Added
5DIMENSIONAL FUND ADVISORS LP1.4M$104.6M-35.9K (-2.5%)Trimmed
6Swedbank AB1.2M$93.2M-1.2M (-50.0%)Trimmed
7TD ASSET MANAGEMENT INC1.1M$86.0M+421.6K (+59.2%)Added
8UBS Group AG867.7K$65.8M+471.2K (+118.9%)Added
9MACKENZIE FINANCIAL CORP714.6K$54.2M+56.9K (+8.6%)Added
10JPMORGAN CHASE & CO739.5K$54.0M+994 (+0.1%)Added
11Polaris Capital Management, LLC617.0K$46.8M+79.0K (+14.7%)Added
12UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC486.5K$36.9M-13.4K (-2.7%)Trimmed
13Boston Partners470.7K$35.7MNew
14Bank of New York Mellon Corp463.8K$35.2M-5.5K (-1.2%)Trimmed
15VANGUARD FIDUCIARY TRUST CO459.0K$34.8MNew
16WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC399.6K$30.3M-122.6K (-23.5%)Trimmed
17Invesco Ltd.362.6K$27.5M-3.6K (-1.0%)Trimmed
18Voya Investment Management LLC337.0K$25.6M+296.3K (+728.1%)Added
19BNP PARIBAS FINANCIAL MARKETS299.7K$22.7M-7.0K (-2.3%)Trimmed
20DEUTSCHE BANK AG\236.9K$18.0M+1.6K (+0.7%)Added

Source: SEC Form 13F-HR. Positions aggregated across sub-managers within each firm. Options (puts/calls) excluded — common stock only.

Top questions investors are asking

Coming once LNTH's latest filing finishes processing.