Accuray Inc
ARAY- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001138723
No open-market purchases or sales by Accuray Inc insiders were filed in the last 90 days; 111 institutions reported holding it in 13F filings for Q2 2026, worth $17.6M in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in Accuray Inc as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 127
- 0 vs. Q1 2025
- Shares held
- 73.1M
- +17.7M (+32.0%) vs. Q1 2025
- Total value
- $94.6M
- −$4.70M (−4.7%) vs. Q1 2025
- New holders
- 16
- 42 more added
- Sold out
- 16
- 41 more reduced
2 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARAY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 111 | $17.6M |
| Q1 2026 | 125 | $27.4M |
| Q4 2025 | 125 | $60.5M |
| Q3 2025 | 129 | $101.2M |
| Q2 2025 | 127 | $94.6M |
| Q1 2025 | 129 | $102.6M |
| Q4 2024 | 132 | $108.5M |
| Q3 2024 | 126 | $99.5M |
| Q2 2024 | 115 | $102.9M |
| Q1 2024 | 117 | $153.0M |
| Q4 2023 | 127 | $179.6M |
| Q3 2023 | 114 | $174.2M |
| Q2 2023 | 116 | $257.8M |
| Q1 2023 | 114 | $177.9M |
| Q4 2022 | 108 | $119.5M |
| Q3 2022 | 106 | $123.7M |
| Q2 2022 | 123 | $120.6M |
| Q1 2022 | 144 | $231.6M |
| Q4 2021 | 142 | $332.7M |
| Q3 2021 | 133 | $266.0M |
| Q2 2021 | 130 | $319.1M |
| Q1 2021 | 136 | $342.0M |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Millennium Management LLC | 449,702 | $616.1K | 0.00% | +243,389+118.0% | Added |
| Goldman Sachs Group Inc | 478,452 | $655.5K | 0.00% | +546+0.1% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 536,102 | $734.5K | 0.00% | +171,826+47.2% | Added |
| Silverberg Bernstein Capital Management LLC | 579,248 | $793.6K | 0.54% | +127,896+28.3% | Added |
| Marshall Wace, LLP | 598,293 | $819.7K | 0.00% | +598,293 | New |
| Morgan Stanley | 611,241 | $837.4K | 0.00% | +34,010+5.9% | Added |
| FMR LLC | 784,223 | $1.07M | 0.00% | +34,045+4.5% | Added |
| Northern Trust Corp | 810,440 | $1.11M | 0.00% | −2,832−0.3% | Reduced |
| Kovack Advisors, Inc. | 1,077,475 | $1.48M | 0.14% | +119,925+12.5% | Added |
| Mackenzie Financial Corp | 1,115,561 | $1.53M | 0.00% | +382,214+52.1% | Added |
| Silverback Asset Management LLC | 1,166,054 | $1.60M | 0.25% | – | – |
| North Star Investment Management Corp. | 1,192,820 | $1.63M | 0.11% | +134,275+12.7% | Added |
| DAFNA Capital Management LLC | 1,222,358 | $1.67M | 0.46% | 00.0% | Unchanged |
| Acuitas Investments, LLC | 1,426,026 | $1.95M | 1.55% | +5,819+0.4% | Added |
| Harbert Fund Advisors, Inc. | 1,448,820 | $1.98M | 5.96% | −400,364−21.7% | Reduced |
| Tenor Capital Management Co., L.P. | 1,500,000 | $2.06M | 0.03% | +1,500,000 | New |
| UBS Group AG | 1,781,320 | $2.44M | 0.00% | +700,749+64.8% | Added |
| D. E. Shaw & Co., Inc. | 1,793,391 | $2.46M | 0.00% | 00.0% | Unchanged |
| State Street Corp | 1,993,888 | $2.73M | 0.00% | +56,528+2.9% | Added |
| Geode Capital Management, LLC | 2,421,724 | $3.32M | 0.00% | +174,703+7.8% | Added |
| Renaissance Technologies LLC | 2,604,384 | $3.57M | 0.00% | −119,000−4.4% | Reduced |
| Armistice Capital, LLC | 3,236,000 | $4.43M | 0.17% | +700,000+27.6% | Added |
| Heartland Advisors Inc | 5,058,600 | $6.93M | 0.39% | +783,850+18.3% | Added |
| Neuberger Berman Group LLC | 5,251,382 | $7.20M | 0.01% | −267,632−4.8% | Reduced |
| Vanguard Group Inc | 5,370,590 | $7.36M | 0.00% | +78,554+1.5% | Added |
| TCW Group Inc | 11,909,357 | $10.7M | 0.08% | +11,909,357 | New |
| BlackRock, Inc. | 9,041,641 | $12.4M | 0.00% | +105,688+1.2% | Added |
| XTX Topco Ltd | 0 | $0 | 0.00% | −126,129−100.0% | Sold out |
| Perritt Capital Management Inc | 0 | $0 | 0.00% | −95,000−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −93,142−100.0% | Sold out |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −91,696−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −86,260−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −81,225−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −67,505−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −56,421−100.0% | Sold out |
| Massar Capital Management, LP | 0 | $0 | 0.00% | −48,469−100.0% | Sold out |
| Corebridge Financial, Inc. | 0 | $0 | 0.00% | −47,504−100.0% | Sold out |
| MetLife Investment Management | 0 | $0 | 0.00% | −38,203−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −35,028−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −20,190−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −3,139−100.0% | Sold out |
| Smartleaf Asset Management LLC | 0 | $0 | 0.00% | −219−100.0% | Sold out |
| Rothschild Investment LLC | 0 | $0 | 0.00% | −120−100.0% | Sold out |
| Foundry Partners, LLC | – | – | – | – | Not filed |
| Lane & Associates LLC | – | – | – | – | Not filed |