Mary Anne Heino - Nov 17, 2025 Form 4 Insider Report for Lantheus Holdings, Inc. (LNTH)

Role
Executive Chair, Director
Signature
/s/ Eric M. Green, attorney-in-fact
Stock symbol
LNTH
Transactions as of
Nov 17, 2025
Transactions value $
$0
Form type
4
Date filed
11/19/2025, 05:52 PM
Previous filing
Jun 4, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Heino Mary Anne Executive Chair, Director C/O LANTHEUS HOLDINGS, INC., 201 BURLINGTON ROAD, SOUTH BLDG, BEDFORD /s/ Eric M. Green, attorney-in-fact 2025-11-19 0001610676

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction LNTH Common Stock Award $0 +14.3K +4.48% $0.00 333K Nov 17, 2025 Direct F1
holding LNTH Common Stock 78.2K Nov 17, 2025 By The Mary Anne Fennell Heino Revocable Trust - 2018
holding LNTH Common Stock 8.62K Nov 17, 2025 By Heino Irrevocable Trust
holding LNTH Common Stock 179K Nov 17, 2025 By The Heino 2024 Family Trust

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction LNTH Stock Option (right to buy) Award $0 +26.3K $0.00 26.3K Nov 17, 2025 Common Stock 26.3K $52.50 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Consists of 14,285 restricted stock units that will vest in full on November 17, 2026.
F2 The option vests in full on November 17, 2026.