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Lantheus Holdings, Inc.

LNTH
Exchange
Nasdaq
Industry
In Vitro & In Vivo Diagnostic Substances
SEC CIK
0001521036

No open-market purchases or sales by Lantheus Holdings, Inc. insiders were filed in the last 90 days; 467 institutions reported holding it in 13F filings for Q2 2026, worth $8.43B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Lantheus Holdings, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Lantheus Holdings, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Lantheus Holdings, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Marshall Robert J. Jr.CFO and Treasurer122,071Sep 2, 20263
Dinkelborg LudgerSee Remarks33,195Aug 19, 20262
Brown KimberlyChief Accounting Officer13,263Aug 19, 20262
Heino Mary AnneExecutive Chair and CEO321,897Jun 3, 20263
Ber GerardDirector27,118Jun 3, 20262
Leno Sam RDirector67,246May 18, 20261
Thrall James HDirector39,881May 18, 20261
McHugh JulieDirector30,099May 18, 20261
Eastland Julia MarieDirector8,019May 18, 20261
Pruden Gary JDirector6,674May 18, 20261
Baylor-Henry MinnieDirector14,018May 18, 20261
Maeusli Heinz ChristophDirector30,014May 18, 20261
Morrow Phuong KhanhDirector7,237May 18, 20261
Niedzwiecki DanielSee Remarks117,465Apr 21, 20263
Morgan Amanda MichelleChief Commercial Officer64,153Mar 9, 20263
Wehrly Mark COther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Patel Rajiv AOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Spokes Andrew J MOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Roberts Thomas G. Jr.Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Warren John R.Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Seybold WilliamOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Saito Edric C.Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Short Daniel S.Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Farallon Partners L L C10% Owner, Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Fried Richard BOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Giauque NicolasOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Linn Michael GOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Kim David TOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Dreyfuss Philip DOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Gehani Varun NOther: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Dapice Joshua J.Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Dunn Hannah E.Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Luo Patrick (Cheng)Other: Member of a Group Owning 10%3,477,227IndirectAug 21, 20250
Blanchfield PaulPresident108,214Aug 15, 20250
Markison Brian ACEO232,420Mar 7, 20250
Sabens AndreaChief Accounting Officer60,420Jul 17, 20240
Humphrey JeffreyChief Medical Officer9,076Jun 20, 20240
Montagut EtienneChief Business Officer94,651Mar 7, 20240
Provost Jean-ClaudeChief Medical Officer38,841IndirectMar 7, 20240
Walker CarolSenior Vice President, Quality64,899Apr 1, 20220
Yao Ying VivianChief Human Resources Officer30,319Mar 7, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Aug 21, 2025 (view filing)5:27 PM ETAug 19-202 daysWehrly Mark C and 7 othersOther: Member of a Group Owning 10%SSale−3.41M$56.14−$191.2M−49.5%3.48M after2 lotsDuplicate filing
Aug 21, 2025 (view filing)5:27 PM ETAug 19-202 daysFarallon Partners L L C and 9 others10% Owner, Other: Member of a Group Owning 10%SSale−3.41M$56.14−$191.2M−49.5%3.48M after2 lots
Aug 15, 2025 (view filing)Aug 132 daysBlanchfield PaulPresidentSSale−3.06K$53.57−$163.9K−2.7%108.2K after10b5-1
Jun 17, 2025 (view filing)Jun 134 daysNiedzwiecki DanielSee RemarksSSale−6.00K$78.74−$472.4K−6.4%87.1K after10b5-1
Jun 11, 2025 (view filing)Jun 92 daysMcHugh JulieDirectorSSale−5.19K$81.62−$423.8K−16.7%26.0K after10b5-1
Jun 11, 2025 (view filing)Jun 92 daysMarshall Robert J. Jr.CFO and TreasurerSSale−39.8K$83.00−$3.30M−30.9%88.9K after3 lots10b5-1
Jun 9, 2025 (view filing)Jun 54 daysBlanchfield PaulPresidentSSale−6.60K$79.65−$525.6K−5.6%111.8K after10b5-1
Jun 9, 2025 (view filing)Jun 54 daysNiedzwiecki DanielSee RemarksSSale−6.00K$79.65−$477.9K−6.1%93.1K after10b5-1
Jun 4, 2025 (view filing)Jun 22 daysHeino Mary AnneDirectorSSale−26.1K$76.83−$2.00M−7.6%318.6K after2 lots10b5-1
Mar 19, 2025 (view filing)Mar 172 daysMarshall Robert J. Jr.CFO and TreasurerSSale−10.0K$100.52−$1.01M−8.1%113.9K after10b5-1
Mar 17, 2025 (view filing)Jun 7, 2024-Mar 13, 2025283 daysLateHeino Mary AnneDirectorSSale−3$93.84−$281.520.0%8.62K after2 lots
Mar 7, 2025 (view filing)Mar 52 daysBlanchfield PaulPresidentSSale−2.08K$98.00−$204.2K−2.2%91.8K after10b5-1
Mar 5, 2025 (view filing)Mar 32 daysHeino Mary AnneDirectorSSale−53.1K$94.35−$5.01M−10.8%440.4K after5 lots10b5-1
Jan 17, 2025 (view filing)Jan 152 daysThrall James HDirectorSSale−1.00K$94.76−$94.8K−2.9%33.2K after10b5-1
Nov 19, 2024 (view filing)Nov 154 daysMarshall Robert J. Jr.CFO and TreasurerSSale−10.0K$81.20−$812.0K−8.9%103.0K after10b5-1
Nov 18, 2024 (view filing)Nov 144 daysBlanchfield PaulPresidentSSale−2.00K$79.65−$159.3K−2.0%97.1K after10b5-1
Nov 12, 2024 (view filing)Nov 84 daysHeino Mary AnneDirectorSSale−11.5K$87.16−$1.00M−2.5%443.4K after4 lots10b5-1
Aug 23, 2024 (view filing)Aug 212 daysThrall James HDirectorSSale−1.00K$98.52−$98.5K−2.8%34.2K after10b5-1
Aug 16, 2024 (view filing)Aug 142 daysNiedzwiecki DanielSee RemarksSSale−2.50K$97.54−$243.8K−3.1%77.7K after10b5-1
Aug 14, 2024 (view filing)Aug 122 daysBer GerardDirectorSSale−15.5K$96.48−$1.50M−42.2%21.2K after3 lots10b5-1
Aug 12, 2024 (view filing)Aug 84 daysBlanchfield PaulPresidentSSale−2.00K$96.39−$192.8K−2.0%99.0K after10b5-1
Aug 6, 2024 (view filing)Aug 24 daysHeino Mary AnneDirectorSSale−10.5K$95.50−$1.00M−2.3%454.9K after3 lots10b5-1
Jul 17, 2024 (view filing)Jul 15-162 daysSabens AndreaChief Accounting OfficerSSale−2.14K$124.67−$266.4K−3.4%60.4K after2 lots10b5-1
Jul 12, 2024 (view filing)Jul 102 daysPruden Gary JDirectorSSale−12.5K$95.04−$1.19M−51.1%12.0K after10b5-1
Jun 17, 2024 (view filing)Jun 134 daysSabens AndreaChief Accounting OfficerSSale−341$79.77−$27.2K−0.5%62.6K after10b5-1
Jun 4, 2024 (view filing)May 314 daysBlanchfield PaulPresidentSSale−1.18K$80.82−$95.3K−1.1%101.5K after10b5-1
Jun 3, 2024 (view filing)May 304 daysNiedzwiecki DanielSee RemarksSSale−12.9K$79.86−$1.03M−13.8%80.2K after10b5-1
May 30, 2024 (view filing)May 282 daysMaeusli Heinz ChristophDirectorSSale−18.4K$79.19−$1.45M−44.0%23.3K after4 lots10b5-1
May 30, 2024 (view filing)May 282 daysMcHugh JulieDirectorSSale−2.50K$78.50−$196.3K−8.0%28.6K after10b5-1
May 15, 2024 (view filing)May 132 daysSabens AndreaChief Accounting OfficerSSale−341$76.89−$26.2K−0.5%62.9K after10b5-1
Apr 17, 2024 (view filing)Apr 152 daysSabens AndreaChief Accounting OfficerSSale−341$61.24−$20.9K−0.5%63.2K after10b5-1
Mar 19, 2024 (view filing)Mar 154 daysMarshall Robert J. Jr.CFO and TreasurerSSale−20.0K$60.00−$1.20M−15.0%113.7K after10b5-1
Mar 15, 2024 (view filing)Mar 132 daysSabens AndreaChief Accounting OfficerSSale−341$60.48−$20.6K−0.5%63.2K after10b5-1
Mar 11, 2024 (view filing)Mar 74 daysBlanchfield PaulPresidentSSale−18.0K$61.96−$1.12M−14.8%103.4K after10b5-1
Mar 7, 2024 (view filing)Mar 5-62 daysLeno Sam RDirectorSSale−4.09K$64.06−$262.0K−6.6%57.9K after5 lots10b5-1
Mar 6, 2024 (view filing)Mar 42 daysLeno Sam RDirectorSSale−22.4K$65.42−$1.46M−27.9%57.9K after2 lots
Mar 5, 2024 (view filing)Mar 41 dayHeino Mary AnneDirectorSSale−93.9K$65.30−$6.13M−27.2%251.6K after3 lots10b5-1
Feb 15, 2024 (view filing)Feb 132 daysSabens AndreaChief Accounting OfficerSSale−341$55.31−$18.9K−0.6%58.4K after10b5-1
Jan 18, 2024 (view filing)Jan 162 daysSabens AndreaChief Accounting OfficerSSale−341$56.01−$19.1K−0.6%58.7K after10b5-1
Dec 19, 2023 (view filing)Dec 154 daysMarshall Robert J. Jr.CFO and TreasurerSSale−10.0K$78.24−$782.4K−8.8%103.2K after10b5-1
Dec 15, 2023 (view filing)Dec 132 daysSabens AndreaChief Accounting OfficerSSale−341$75.62−$25.8K−0.6%59.1K after10b5-1
Nov 20, 2023 (view filing)Nov 164 daysBlanchfield PaulPresidentSSale−1.50K$67.96−$101.9K−1.7%88.7K after10b5-1
Nov 15, 2023 (view filing)Nov 132 daysHeino Mary AnneCEOSSale−11.8K$63.72−$750.6K−3.6%317.7K after2 lots10b5-1
Nov 15, 2023 (view filing)Nov 132 daysSabens AndreaChief Accounting OfficerSSale−341$63.57−$21.7K−0.6%59.4K after10b5-1
Oct 13, 2023 (view filing)Jun 2133 daysLateBaylor-Henry MinnieDirectorSSale−6$86.22−$517.32−27.3%16 after
Sep 19, 2023 (view filing)Sep 154 daysNiedzwiecki DanielSee RemarksSSale−2.85K$66.43−$189.1K−4.1%66.3K after10b5-1
Aug 23, 2023 (view filing)Aug 212 daysBlanchfield PaulPresidentSSale−408$66.10−$27.0K−0.5%90.1K after10b5-1
Aug 22, 2023 (view filing)Aug 184 daysBlanchfield PaulPresidentSSale−1.50K$65.19−$97.8K−1.6%90.5K after10b5-1
Aug 17, 2023 (view filing)Aug 152 daysMarshall Robert J. Jr.CFO and TreasurerSSale−10.0K$68.52−$685.2K−8.5%108.3K after10b5-1
Aug 15, 2023 (view filing)Aug 114 daysHeino Mary AnneCEOSSale−10.9K$68.58−$751.0K−3.2%329.5K after2 lots10b5-1