Institutional shares held 286,854
0 calls
0 puts
Total value of holdings $197K
$0 calls
$0 puts
Market Cap $98.1M
142,112,992 Shares Out.
Institutional ownership 0.2%
# of Institutions 4


Latest Institutional Activity in ISR

Top Purchases

Q1 2024
Deerfield Management Company, L.P. (Series C) Shares Held: 28.2M ($19.4M)
Q1 2024
Commodore Capital LP Shares Held: 21.1M ($14.5M)
Q1 2024
Marshall Wace, LLP Shares Held: 19M ($13.1M)
Q1 2024
Octagon Capital Advisors LP Shares Held: 14.7M ($10.2M)
Q1 2024
Point72 Asset Management, L.P. Shares Held: 13.5M ($9.28M)

Top Sells

Q2 2024
Portland Investment Counsel Inc. Shares Held: 70K ($48.3K)
Q2 2024
Moneta Group Investment Advisors LLC Shares Held: 0 ($0)
Q1 2024
Baker Bros. Advisors LP Shares Held: 150K ($103K)
Q1 2024
Taylor & Morgan Wealth Management, LLC Shares Held: 250K ($173K)
Q1 2024
Osterweis Capital Management Inc Shares Held: 1.24M ($859K)

About ISR

Isoray, Inc., through its subsidiary, IsoRay Medical, Inc., develops, manufactures, and sells isotope-based medical products and devices for the treatment of cancer and other malignant diseases in the United States and internationally. The company offers CS-1 Cesium-131 brachytherapy seeds for the treatment of prostate, brain, lung, head and neck, gynecological, pelvic/abdominal, and colorectal cancers. It sells its products to facilities or physician practices that utilize various surgical facilities. Isoray, Inc. was founded in 1998 and is based in Richland, Washington.


Insider Transactions at ISR

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
62.2M Shares
From 7 Insiders
Open market or private purchase 62.2M shares
Exercise of conversion of derivative security 30K shares
Sell / Disposition
0 Shares
From 0 Insiders

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