Director at Perspective Therapeutics (CATX) awarded 50,000-share stock option grant

Rhea-AI Filing Summary

HENSON HEIDI reported acquisition or exercise transactions in this Form 4 filing.

Perspective Therapeutics director Heidi Henson was granted a stock option covering 50,000 shares on March 2, 2026. The grant was approved by the board as her annual 2026 equity award. The option vests in full on March 2, 2027, if she continues serving through that date.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider HENSON HEIDI

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Stock option (right to buy)	50,000	$0.00	--

Holdings After Transaction: Stock option (right to buy) — 50,000 shares (Direct)

Footnotes (1)

1. The option grant was approved by the Issuer's Board of Directors on January 26, 2026, with a grant date of March 2, 2026, and represents the Reporting Person's annual equity award for 2026. Option vests in full on March 2, 2027, subject to the Reporting Person's continued service on the vesting date.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a 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). See Instruction 10.

1. Name and Address of Reporting Person^*

HENSON HEIDI

(Last) (First) (Middle)

C/O PERSPECTIVE THERAPEUTICS, INC.

2401 ELLIOTT AVENUE, SUITE 320

(Street)

SEATTLE WA 98121

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Perspective Therapeutics, Inc. [ CATX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock option (right to buy)	$5.35	03/02/2026(1)		A		50,000		(2)	03/02/2036	Common Stock	50,000	$0	50,000	D

Explanation of Responses:

1. The option grant was approved by the Issuer's Board of Directors on January 26, 2026, with a grant date of March 2, 2026, and represents the Reporting Person's annual equity award for 2026.

2. Option vests in full on March 2, 2027, subject to the Reporting Person's continued service on the vesting date.

	/s/ Heidi Henson by Chris Nenno, as Attorney-in-Fact	03/04/2026
	** 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 4 (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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did CATX director Heidi Henson report?

Heidi Henson reported receiving a stock option grant for 50,000 shares of Perspective Therapeutics on March 2, 2026. This option represents her annual equity award for 2026 and was approved by the company’s board of directors on January 26, 2026.

When do Heidi Henson’s new CATX stock options vest?

The granted stock option for 50,000 CATX shares vests in full on March 2, 2027. Vesting is conditioned on Heidi Henson’s continued service with Perspective Therapeutics through that vesting date, according to the Form 4 disclosure and its accompanying footnotes.

What is the nature of the Form 4 transaction for CATX?

The Form 4 for CATX reports an acquisition of a derivative security, specifically a stock option grant. It is classified under transaction code “A” as a grant, award, or other acquisition, rather than an open-market purchase or sale of common shares.

How many Perspective Therapeutics shares are covered by Henson’s option?

The option granted to Heidi Henson covers 50,000 shares of Perspective Therapeutics common stock. Following this transaction, her reported derivative holdings from this grant total 50,000 option shares, reflecting the entire amount of the new annual equity award.

Is Heidi Henson’s CATX option grant part of routine compensation?

Yes. The footnotes state the option grant represents Heidi Henson’s annual equity award for 2026. That indicates this transaction is part of her regular director compensation program, rather than a discretionary trade in Perspective Therapeutics common stock.