SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Brown Kimberly (Last) (First) (Middle) C/O LANTHEUS HOLDINGS, INC. 201 BURLINGTON ROAD, SOUTH BUILDING (Street) BEDFORD MA 01730 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 08/01/2024	3. Issuer Name and Ticker or Trading Symbol Lantheus Holdings, Inc. [ LNTH ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) Other (specify below) Chief Accounting Officer	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney

	/s/ Eric Green, as attorney-in-fact	08/12/2024
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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Exhibit 24
LANTHEUS HOLDINGS, INC.
POWER OF ATTORNEY

	Know all by these presents, that the undersigned hereby constitutes
 and appoints Eric M. Green, Assistant Secretary of Lantheus Holdings, Inc.
(the "Company"), and each of the President, Treasurer, each Assistant
Treasurer,Secretary and each Assistant Secretary of the Company, each
acting singly or together and with full power of substitution, as the
undersigned's true and lawful attorney-in-fact with full power and
authority to act in the name of and for and on behalf of the
undersigned to:
(1)	prepare, execute in the undersigned's name and on the undersigned's
behalf, and submit to the U.S. Securities and Exchange Commission (the "SEC")
 a Form ID, including amendments thereto, and any other documents necessary
or appropriate to obtain codes and passwords enabling the undersigned to
make electronic filings with the SEC of reports required by Section 16(a)
of the Securities Exchange Act of 1934 or any rule or regulation of
the SEC;
(2)	execute for and on behalf of the undersigned, in the undersigned's
capacity as an officer and/or director of Company, Forms 3, 4 and 5 in
accordance with Section 16(a) of the Securities Exchange Act of 1934
and the rules thereunder;
(3)		do and perform any and all acts for and on behalf of the
undersignedwhich may be necessary or desirable to obtain and maintain the
undersigned's filings codes, complete and execute any such Form 3, 4 or 5,
complete and execute any amendment or amendments thereto, and timely file
such form with the SEC and anystock exchange or similar authority; and
(4)	take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit
to, in the best interest of, or legally required by or of, the undersigned,
it being understood that the documents executed by such attorney-in-fact
on behalf of theundersigned pursuant to this Power of Attorney shall be in
such form and shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-fact's discretion.
	The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform any and every act and thing whatsoever
requisite, necessary or proper to be done in the exercise of any of the
rights and powers herein granted, as fully to all intents and purposes as
the undersigned might or could do if personally present, with full power
of substitution or revocation, hereby ratifying and confirming all that
such attorney-in-fact, or such attorney-in-fact's substitute or
substitutes, shall lawfully do or cause to be done by virtue of this
power of attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing attorneys-in-fact, in
serving in such capacity at the request of the undersigned, are not
assuming, nor is the Company assuming, any of the undersigned's
responsibilities to comply with Section 16 of the Securities
Exchange Act of 1934.
	This Power of Attorney shall remain in full force and effect
until the undersigned is no longer required to file Forms 3,
4 and 5 with respect to the undersigned's holdings of, and transactions
in, securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing
attorneys-in-fact.

[The remainder of this page is left blank intentionally.]


IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of the date written below.

/s/ Kimberly Brown
Signature

Kimberly Brown
Print Name

8/5/2024
Date