Perspective Therapeutics, Inc. — Director's Dealing 2007

Mar 13, 2007

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: IsoRay, Inc. (ISRY.OB)
CIK: 0000728387
Period of Report: 2007-02-14

Reporting Person: Woods Lori A (Vice President)

Holdings (Non-Derivative)

Security	Shares	Ownership
common stock	3000	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
stock option (right to buy)	$3.5	2016-07-05	common stock (50000)		Direct
stock option (right to buy)	$3.1	2016-10-17	common stock (50000)		Direct
stock options (right to buy)	$4.4	2017-03-02	common stock (15000)		Direct

Footnotes

F1: 16,666 stock options vest 07/05/2007, 16,667 stock options vest 07/05/2008, 16,667 stock options vest 07/05/2009

F2: 16,666 stock options vest 10/17/2007, 16,667 stock options vest 10/17/2008, 16,667 stock options vest 10/17/2009

F3: 5,000 stock options vest 03/02/2008, 5,000 stock options vest 03/02/2009, 5,000 stock options vest 03/02/2010