Lantheus Alpha Therapy, LLC - Mar 6, 2024 Form 4 Insider Report for Perspective Therapeutics, Inc. (CATX)

Role: 10%+ Owner
Signature: /s/ Daniel Niedzwiecki Chief Administrative Officer and General Counsel, Lantheus
Stock symbol: CATX
Transactions as of: Mar 6, 2024
Transactions value $: $57,409,487
Form type: 4
Date filed: 3/8/2024, 11:24 AM
Previous filing: Feb 1, 2024

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CATX	Common Stock	Purchase	$57.4M	+60.4M	+107.26%	$0.95	117M	Mar 6, 2024	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Buy Plan / Sale Plan: These are also open market purchases/sales of shares, but in this case the transaction is part of a trading plan. Rule 10b5-1 allows insiders to setup a trading plan to buy/sell stocks over a certain period of time. Since the purchases/sales are predetermined, this protects the insiders from violating insider trading law.

Transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Explanation of Responses:

Id	Content
F1	Represents securities directly held by Lantheus Alpha Therapy, LLC, ("Lantheus"), a wholly owned direct subsidiary of Lantheus Holdings, Inc. ("Lantheus Holdings"). Under SEC rules and regulations, Lantheus Holdings may be deemed to have indirect beneficial ownership of the shares held by Lantheus, which has direct beneficial ownership.