Perspective Therapeutics, Inc. — Director's Dealing 2007

Jun 5, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: IsoRay, Inc. (ISR)
CIK: 0000728387
Period of Report: 2007-06-01

Reporting Person: Hunt Jonathan Robert (Chief Financial Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-06-01	Stock Options (right to buy)	$4.14	A	20000	Acquired	2017-06-01	common stock (20000)	Direct

Footnotes

F1: 6,666 stock options vest 06/01/2008, 6,667 stock options vest 06/01/2009, 6,667 stock options vest 06/01/2010