Accuray Ownership | Who Owns Accuray?
Accuray Ownership Summary
Accuray is owned by 37.03% institutional investors, 4.11% insiders, and 58.87% retail investors. Tcw group is the largest institutional shareholder, holding 11.16% of ARAY shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 2.98% of its assets in Accuray shares.
ARAY Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Accuray | 37.03% | 4.11% | 58.87% |
| Sector | Healthcare Stocks | 232.01% | 10.74% | -142.75% |
| Industry | Medical Device Stocks | 37.54% | 10.61% | 51.85% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Tcw group | 11.91M | 11.16% | $1.05M |
| Blackrock | 8.23M | 8.30% | $14.98M |
| Blackrock funding, inc. /de | 8.55M | 7.12% | $7.05M |
| Neuberger berman group | 5.28M | 4.95% | $8.81M |
| Vanguard group | 5.82M | 4.85% | $4.80M |
| Armistice capital | 3.32M | 3.12% | $5.55M |
| Heartland advisors | 3.33M | 2.77% | $2.74M |
| Foundry partners | 2.18M | 2.18% | $4.32M |
| Geode capital management | 2.48M | 2.06% | $2.04M |
| Renaissance | 2.45M | 2.04% | $2.02M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Kent lake capital | 1.00M | 0.82% | $1.82M |
| Alphacentric advisors | 350.00K | 0.69% | $693.00K |
| Dafna capital management | 1.22M | 0.50% | $2.04M |
| Silverberg bernstein capital management | 648.55K | 0.31% | $534.79K |
| Foundry partners | 2.18M | 0.22% | $4.32M |
| Silverback asset management | 1.07M | 0.17% | $1.78M |
| Heartland advisors | 3.33M | 0.15% | $2.74M |
| Armistice capital | 3.32M | 0.08% | $5.55M |
| Williams & novak | 118.86K | 0.07% | $98.01K |
| Kovack advisors | 953.08K | 0.06% | $765.70K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Kent lake capital | 1.00M | 0.82% | 1.00M |
| Vanguard group | 5.82M | 0.00% | 341.90K |
| Two sigma investments, lp | 263.85K | 0.00% | 263.85K |
| Acadian asset management | 570.09K | 0.00% | 260.96K |
| Jane street group | 328.04K | - | 204.12K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Acuitas investments | - | - | -2.39M |
| Royce & associates lp | - | - | -1.88M |
| Heartland advisors | 3.33M | 0.15% | -1.67M |
| Harbert fund advisors | - | - | -1.45M |
| First eagle investment management | - | - | -969.51K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Kent lake capital | 1.00M | 0.82% | 1.00M | $1.82M |
| Cubist systematic strategies | 53.57K | 0.00% | 53.57K | $89.46K |
| Janney montgomery scott | 50.03K | 0.00% | 50.03K | $41.00K |
| Graham capital management | 39.57K | 0.00% | 39.57K | $66.08K |
| Nine masts capital | 25.20K | 0.00% | 25.20K | $20.78K |
Sold Out
| Holder | Change |
|---|---|
| Clearstead advisors | -1.00 |
| Total investment management | -1.00 |
| Oarsman capital | -32.00 |
| Assetmark | -100.00 |
| Newedge advisors | -100.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 31, 2025 | 81 | -36.22% | 44,419,507 | -38.23% | 37 | 0.82% | 29 | -57.35% | 40 | 2.56% |
| Sep 30, 2025 | 121 | 2.54% | 68,047,651 | -2.52% | 63 | 1.38% | 63 | 16.67% | 38 | -5.00% |
| Jun 30, 2025 | 124 | -3.88% | 73,112,449 | 27.71% | 71 | 2.30% | 57 | -3.39% | 41 | -6.82% |
| Mar 31, 2025 | 7 | -94.81% | 1,897,699 | -96.54% | 1 | 0.06% | 5 | -91.80% | - | -100.00% |
| Dec 31, 2024 | 134 | 4.69% | 54,785,485 | -0.88% | 54 | 1.78% | 60 | -3.23% | 40 | 21.21% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 3.06M | 2.98% | - |
| Vanguard Total Stock Mkt Idx Inv | 3.12M | 2.63% | - |
| iShares Russell 2000 ETF | 2.44M | 2.05% | 2.44M |
| Acuitas US Microcap Strategy | 2.39M | 2.01% | 1.68M |
| Neuberger Berman Intrinsic Value I | 1.47M | 1.43% | - |
| Heartland Value Investor | 1.52M | 1.28% | - |
| Neuberger Intrinsic Value I | 1.41M | 1.18% | - |
| Royce Small-Cap Opportunity Invmt | 1.11M | 1.11% | -645.86K |
| Vanguard Institutional Extnd Mkt Idx Tr | 1.19M | 1.01% | - |
| Fidelity Small Cap Index | 1.03M | 0.87% | -1.23K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 20, 2026 | MAYER STEVEN F | - | Buy | $30.88K |
| Feb 19, 2026 | MAYER STEVEN F | - | Buy | $36.60K |
| Feb 18, 2026 | MAYER STEVEN F | - | Buy | $67.20K |
| Nov 19, 2025 | La Neve Stephen R. | CEO | Buy | $19.41K |
| Jun 13, 2025 | WHITTERS JOSEPH E | - | Buy | $62.34K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | 2 | - |
| 2025 Q4 | 1 | - |
| 2025 Q3 | - | - |
| 2025 Q2 | 1 | - |
| 2025 Q1 | - | - |
ARAY Ownership FAQ
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