Isoray, Inc. (ISR) Ownership

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Isoray, Inc. Major Shareholders & Ownership History

Major Shareholder Name Reporting Date Shares Held Market Value Change in Shares Ownership
FMR LLC 05/12/2025 10.05 M $21.41 M   0.23% 3,755.28%
BLACKROCK, INC. 05/02/2025 3.97 M $8.46 M   -3.26% 1,483.89%
VANGUARD GROUP INC 05/09/2025 3.07 M $6.53 M   -2.47% 1,145.95%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 05/15/2025 2.83 M $6.03 M   -3.72% 1,057.16%
OCTAGON CAPITAL ADVISORS LP 05/16/2025 2.25 M $4.79 M   -2.38% 840.67%
AFFINITY ASSET ADVISORS, LLC 05/14/2025 2.22 M $4.74 M   71.09% 831.03%
AVIDITY PARTNERS MANAGEMENT LP 05/15/2025 2.20 M $4.68 M   -18.46% 820.97%
05/12/2025 1.61 M $3.43 M   0.00% 601.28%
MORGAN STANLEY 05/15/2025 1.56 M $3.32 M   36.29% 582.29%
05/12/2025 1.24 M $2.65 M   100.00% 464.25%
GEODE CAPITAL MANAGEMENT, LLC 05/13/2025 1.19 M $2.54 M   2.27% 446.09%
MARSHALL WACE, LLP 05/15/2025 1.14 M $2.42 M   40.67% 424.24%
STATE STREET CORP 05/15/2025 1.06 M $2.25 M   -4.62% 394.93%
HILLS BANK & TRUST CO 04/25/2025 1.02 M $2.18 M   -0.41% 382.46%
TWO SIGMA INVESTMENTS, LP 05/15/2025 614.80 K $1.31 M   -5.47% 229.71%
CITADEL ADVISORS LLC 05/15/2025 508.09 K $1.08 M   136.56% 189.84%
VELAN CAPITAL INVESTMENT MANAGEMENT LP 05/15/2025 500.00 K $1.07 M   0.00% 186.82%
NORTHERN TRUST CORP 05/13/2025 470.88 K $1.00 M   -3.36% 175.94%
UBS GROUP AG 05/13/2025 469.52 K $1.00 M   -17.88% 175.43%
SPHERA FUNDS MANAGEMENT LTD. 05/15/2025 460.25 K $980.33 K   0.00% 171.96%
ROCK SPRINGS CAPITAL MANAGEMENT LP 05/15/2025 444.38 K $946.54 K   0.00% 166.04%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 05/09/2025 434.09 K $924.60 K   6.66% 162.19%
WEALTHPLAN INVESTMENT MANAGEMENT, LLC 05/12/2025 401.05 K $854.23 K   0.00% 149.84%
JPMORGAN CHASE & CO 05/12/2025 342.46 K $729.43 K   129.77% 127.95%
GOLDMAN SACHS GROUP INC 06/27/2025 302.82 K $645.00 K   -66.46% 113.14%
BANK OF AMERICA CORP /DE/ 05/15/2025 301.80 K $642.84 K   518.74% 112.76%
TWO SIGMA ADVISERS, LP 05/15/2025 245.45 K $522.81 K   61.90% 91.71%
HIGHTOWER ADVISORS, LLC 05/13/2025 201.59 K $429.38 K   13.18% 75.32%
RENAISSANCE TECHNOLOGIES LLC 05/14/2025 163.46 K $348.17 K   100.00% 61.07%
BANK OF NEW YORK MELLON CORP 04/29/2025 159.37 K $339.45 K   11.08% 59.54%
HIGHVISTA STRATEGIES LLC 05/15/2025 138.35 K $294.69 K   0.00% 51.69%
FEDERATED HERMES, INC. 05/08/2025 135.06 K $287.68 K   100.00% 50.46%
BRIDGEWAY CAPITAL MANAGEMENT, LLC 05/15/2025 125.00 K $266.25 K   100.00% 46.70%
QUBE RESEARCH & TECHNOLOGIES LTD 05/15/2025 122.01 K $259.89 K   -54.89% 45.59%
ENGINEERS GATE MANAGER LP 05/15/2025 118.95 K $253.36 K   -8.92% 44.44%
VERITION FUND MANAGEMENT LLC 05/15/2025 115.26 K $245.49 K   -8.30% 43.06%
MILLENNIUM MANAGEMENT LLC 05/15/2025 107.99 K $230.01 K   -91.66% 40.35%
CITIZENS FINANCIAL GROUP INC/RI 05/09/2025 100.00 K $213.00 K   100.00% 37.36%
WEXFORD CAPITAL LP 05/15/2025 100.00 K $213.00 K   400.00% 37.36%
RHUMBLINE ADVISERS 05/29/2025 98.16 K $209.08 K   3.34% 36.68%
UBS OCONNOR LLC 05/15/2025 96.06 K $204.61 K   -22.06% 35.89%
TAYLOR & MORGAN WEALTH MANAGEMENT, LLC 04/08/2025 90.00 K $191.70 K   60.71% 33.63%
SUSQUEHANNA INTERNATIONAL GROUP, LLP 05/14/2025 85.33 K $181.75 K   222.74% 31.88%
BNP PARIBAS ARBITRAGE, SNC 05/14/2025 74.16 K $157.97 K   45.15% 27.71%
JANE STREET GROUP, LLC 05/19/2025 61.02 K $129.98 K   40.85% 22.80%
BARCLAYS PLC 05/15/2025 57.89 K $123.00 K   -38.98% 21.63%
CUBIST SYSTEMATIC STRATEGIES, LLC 05/15/2025 51.48 K $109.65 K   -80.31% 19.23%
ALLIANCEBERNSTEIN L.P. 05/15/2025 49.69 K $105.84 K   0.00% 18.57%
VIRTUS INVESTMENT ADVISERS, INC. 05/15/2025 47.31 K $100.76 K   100.00% 17.68%
DEUTSCHE BANK AG\ 05/09/2025 45.01 K $95.87 K   -3.37% 16.82%

Isoray, Inc. institutional Ownership - FAQ's

During the previous two years, 151 institutional investors and hedge funds held shares of Isoray, Inc.. The most heavily invested institutionals were:

FMR LLC: 10.05 M

BlackRock, Inc.: 3.97 M

VANGUARD GROUP INC: 3.07 M

DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C): 2.83 M

Octagon Capital Advisors LP: 2.25 M

Affinity Asset Advisors, LLC: 2.22 M

16,479.60% of Isoray, Inc. stock is owned by institutional investors.

Institutional investors have bought a total of 47.52 M shares in the last 24 months. This purchase volume represents approximately $206.25 M in transactions.