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, Q3 2023
Institutional positions in Accuray Inc as of Sep 30, 2023. 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
- 114
- 0 vs. Q2 2023
- Shares held
- 64.1M
- −1.66M (−2.5%) vs. Q2 2023
- Total value
- $174.2M
- −$80.1M (−31.5%) vs. Q2 2023
- New holders
- 18
- 40 more added
- Sold out
- 18
- 30 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Foundry Partners, LLC | 1,496,615 | $4.07M | 0.25% | −1,985−0.1% | Reduced |
| Dimensional Fund Advisors LP | 1,776,517 | $4.83M | 0.00% | +119,271+7.2% | Added |
| Harbert Fund Advisors, Inc. | 1,849,184 | $5.03M | 3.59% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 1,875,933 | $5.10M | 0.00% | +55,130+3.0% | Added |
| State Street Corp | 1,883,129 | $5.12M | 0.00% | +64,769+3.6% | Added |
| Wellington Management Group LLP | 2,322,479 | $6.32M | 0.00% | −376,100−13.9% | Reduced |
| D. E. Shaw & Co., Inc. | 2,448,701 | $6.66M | 0.01% | −278,545−10.2% | Reduced |
| Heartland Advisors Inc | 2,847,800 | $7.75M | 0.44% | +181,050+6.8% | Added |
| Renaissance Technologies LLC | 2,922,184 | $7.95M | 0.01% | −11,600−0.4% | Reduced |
| Royce & Associates LP | 3,039,816 | $8.27M | 0.08% | +145,681+5.0% | Added |
| Vanguard Group Inc | 5,223,856 | $14.2M | 0.00% | +53,054+1.0% | Added |
| Neuberger Berman Group LLC | 5,570,151 | $15.2M | 0.01% | +77,859+1.4% | Added |
| Archon Capital Management LLC | 6,512,479 | $17.7M | 7.93% | +407,741+6.7% | Added |
| BlackRock Inc. | 7,820,893 | $21.3M | 0.00% | +154,821+2.0% | Added |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −648,840−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −539,540−100.0% | Sold out |
| Knights of Columbus Asset Advisors LLC | 0 | $0 | 0.00% | −170,661−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −101,386−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −89,777−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −77,661−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −64,488−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −59,700−100.0% | Sold out |
| Mirae Asset Global Investments Co., Ltd. | 0 | $0 | 0.00% | −46,970−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −45,219−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −38,288−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −29,219−100.0% | Sold out |
| Heron Bay Capital Management | 0 | $0 | 0.00% | −19,940−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −18,036−100.0% | Sold out |
| Plancorp, LLC | 0 | $0 | 0.00% | −13,699−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −12,900−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −10,953−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −10,568−100.0% | Sold out |
| Lapides Asset Management, LLC | – | – | – | – | Not filed |
| Cowen Prime Advisors LLC | – | – | – | – | Not filed |