Robert F. Williamson III - 12 Nov 2025 Form 4 Insider Report for Perspective Therapeutics, Inc. (CATX)

Role: Director
Signature: /s/ Robert F. Williamson, III by Chris Nenno, as Attorney-in-Fact
Issuer symbol: CATX
Transactions as of: 12 Nov 2025
Net transactions value: +$19,946
Form type: 4
Filing time: 14 Nov 2025, 08:00:03 UTC
Previous filing: 01 Apr 2025
Next filing: 04 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Williamson Robert F III	Director	C/O PERSPECTIVE THERAPEUTICS, INC., 2401 ELLIOTT AVENUE, SUITE 320, SEATTLE	/s/ Robert F. Williamson, III by Chris Nenno, as Attorney-in-Fact	14 Nov 2025	0001397331

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CATX	Common Stock	Purchase	$19,946	+9,498	+2595%	$2.10	9,864	12 Nov 2025	RFW3 Revocable Trust
holding	CATX	Common Stock						108,982	12 Nov 2025	Direct

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