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Lantheus (LNTH) Insider Trading & Ownership

Lantheus logo
$99.97 -0.27 (-0.27%)
As of 08/21/2026 04:00 PM Eastern
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Lantheus (NASDAQ:LNTH) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
1.70%
Number Of
Insiders Buying
(Last 3 Years)
1
Amount Of
Insider Buying
(Last 3 Years)
$57.41M
Number Of
Insiders Selling
(Last 3 Years)
11
Amount Of
Insider Selling
(Last 3 Years)
$404.25M
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LNTH Insider Buying and Selling by Quarter

Lantheus Insider and Congressional Trades History

Export
Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
8/20/2025
Farallon Partners L L C/Ca
Insider
Sell3,365,000$56.15$188,944,750.00  
8/20/2025
Rajiv A Patel
Insider
Sell3,365,000$56.15$188,944,750.00  
8/19/2025
Farallon Partners L L C/Ca
Insider
Sell41,000$55.34$2,268,940.00  
8/19/2025
Rajiv A Patel
Insider
Sell41,000$55.34$2,268,940.00  
6/2/2025
Mary Anne Heino
Mary Anne Heino
Director
Sell26,066$76.83$2,002,650.78  
3/17/2025
Robert J Jr. Marshall
Robert J Jr. Marshall
CFO
Sell10,000$100.52$1,005,200.00  
3/13/2025
Mary Anne Heino
Mary Anne Heino
Director
Sell2$100.13$200.26  
3/3/2025
Mary Anne Heino
Mary Anne Heino
Director
Sell53,107$94.35$5,010,645.45  
1/28/2025
Gilbert Ray Cisneros, Jr.
Gilbert Ray Cisneros, Jr.
House (D-CA)
Buy$91.13$1,001 - $15,000
1/15/2025
James H Thrall
Director
Sell1,000$94.76$94,760.00  
1/13/2025
Gilbert Ray Cisneros, Jr.
Gilbert Ray Cisneros, Jr.
House (D-CA)
Buy$94.65$1,001 - $15,000
1/8/2025
Gilbert Ray Cisneros, Jr.
Gilbert Ray Cisneros, Jr.
House (D-CA)
Buy$94.00$1,001 - $15,000
1/7/2025
Gilbert Ray Cisneros, Jr.
Gilbert Ray Cisneros, Jr.
House (D-CA)
Buy$96.92$1,001 - $15,000
8/12/2024
Gerard Ber
Gerard Ber
Director
Sell15,500$96.48$1,495,440.00  
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8/8/2024
Paul Blanchfield
Paul Blanchfield
President
Sell2,000$96.39$192,780.00  
8/2/2024
Mary Anne Heino
Mary Anne Heino
Director
Sell10,481$95.50$1,000,935.50  
7/15/2024
Andrea Sabens
Andrea Sabens
CAO
Sell341$123.15$41,994.15  
7/10/2024
Gary J Pruden
Gary J Pruden
Director
Sell12,530$95.04$1,190,851.20  
6/13/2024
Andrea Sabens
Andrea Sabens
CAO
Sell341$79.77$27,201.57  
6/7/2024
Mary Anne Heino
Mary Anne Heino
Director
Sell1$81.26$81.26  
5/30/2024
Daniel Niedzwiecki
Daniel Niedzwiecki
Insider
Sell12,873$79.86$1,028,037.78  
5/28/2024
Heinz Christoph Maeusli
Heinz Christoph Maeusli
Director
Sell18,373$79.19$1,454,957.87  
5/13/2024
Andrea Sabens
Andrea Sabens
CAO
Sell341$76.89$26,219.49  
4/15/2024
Andrea Sabens
Andrea Sabens
CAO
Sell341$61.24$20,882.84  
3/6/2024
Lantheus Alpha Therapy, Llc
Major Shareholder
Buy60,431,039$0.95$57,409,487.05  
3/4/2024
Mary Anne Heino
Mary Anne Heino
Director
Sell93,863$65.31$6,130,192.53  
2/13/2024
Andrea Sabens
Andrea Sabens
CAO
Sell341$55.31$18,860.71  
1/16/2024
Andrea Sabens
Andrea Sabens
CAO
Sell341$56.01$19,099.41  
11/16/2023
Paul Blanchfield
Paul Blanchfield
President
Sell1,500$67.96$101,940.00  
11/13/2023
Andrea Sabens
Andrea Sabens
CAO
Sell341$63.57$21,677.37  
11/13/2023
Mary Anne Heino
Mary Anne Heino
CEO
Sell11,780$63.72$750,621.60  
9/15/2023
Daniel Niedzwiecki
Daniel Niedzwiecki
Insider
Sell2,846$66.43$189,059.78  
(Data available from 1/1/2013 forward)

LNTH Insider Trading Activity - Frequently Asked Questions

The list of insiders at Lantheus includes Andrea Sabens, Daniel Niedzwiecki, Farallon Partners L L C/Ca, Gary J Pruden, Gerard Ber, Heinz Christoph Maeusli, James H Thrall, Lantheus Alpha Therapy, Llc, Mary Anne Heino, Paul Blanchfield, Rajiv A Patel, and Robert J Jr. Marshall. Learn more on insiders at LNTH.

1.70% of Lantheus stock is owned by insiders. Learn more on LNTH's insider holdings.

The following insiders have sold LNTH shares in the last 24 months: Farallon Partners L L C/Ca ($191,213,690.00), James H Thrall ($94,760.00), Mary Anne Heino ($7,013,496.49), Rajiv A Patel ($191,213,690.00), and Robert J Jr. Marshall ($1,005,200.00).

Insiders have sold a total of 6,902,175 Lantheus shares in the last 24 months for a total of $390,540,836.49 sold.

Lantheus Active Insiders


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This page (NASDAQ:LNTH) was last updated on 8/22/2026 by MarketBeat.com Staff.
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