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Isoray passionately designs and develops innovative and personalized brachytherapy products that effectively treat many forms of cancer. We believe in pioneering solutions for life beyond your cancer.


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H.C. Wainwright & Co.
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Isoray Announces Record First Quarter Fiscal 2020 Financial Results

Record Revenue and Gross Profit Revenue Increased 48% Year-Over-Year  RICHLAND, WASHINGTON – November 12, 2019 – Isoray, Inc. (NYSE AMERICAN: ISR),...

Isoray To Announce First Quarter Fiscal 2020 Financial Results on November 12, 2019

Conference Call is Tuesday, November 12, 2019 at 4:30 p.m. ET/1:30 p.m. PT RICHLAND, WASHINGTON – October  31, 2019 – Isoray, Inc. (NYSE AMERICAN:...

Isoray Will Have Prominent Role at American Brachytherapy Society’s Annual Prostate Brachytherapy Workshop

RICHLAND, WASHINGTON – October 29, 2019 – Isoray, Inc. (NYSE AMERICAN: ISR)  announced today that it will demonstrate its latest products at the...

Isoray Announces Fourth Quarter and Full-Year Fiscal 2019 Financial Results

Record Full Year Revenue Driven by 27% Growth in the Company’s Core Prostate Brachytherapy RICHLAND, WASHINGTON – September 24, 2019 – Isoray, Inc....

A Decade of Data Shows the Value of Isoray’s Cesium-131 As Prostate Cancer Internal Radiation Therapy Treatment

Overall Ten-Year Biochemical Success Rate for Entire Group Was 96.2% Largest and Longest Followed Series of Cesium-131 Treated Patients Reported to...