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, Q1 2023
Institutional positions in Accuray Inc as of Mar 31, 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
- +7 vs. Q4 2022
- Shares held
- 59.8M
- +2.64M (+4.6%) vs. Q4 2022
- Total value
- $177.9M
- +$58.4M (+48.8%) vs. Q4 2022
- New holders
- 16
- 35 more added
- Sold out
- 9
- 31 more reduced
1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Acadian Asset Management LLC | 1,217,174 | $3.61M | 0.02% | −354,447−22.6% | Reduced |
| DAFNA Capital Management LLC | 1,222,358 | $3.63M | 1.09% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 1,381,006 | $4.10M | 0.00% | +92,390+7.2% | Added |
| Foundry Partners, LLC | 1,737,427 | $5.16M | 0.33% | +161,980+10.3% | Added |
| Harbert Fund Advisors, Inc. | 1,849,184 | $5.49M | 3.92% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 2,603,229 | $7.73M | 0.01% | +138,812+5.6% | Added |
| Heartland Advisors Inc | 2,641,750 | $7.85M | 0.48% | +64,250+2.5% | Added |
| Renaissance Technologies LLC | 2,905,284 | $8.63M | 0.01% | −175,736−5.7% | Reduced |
| Wellington Management Group LLP | 2,967,879 | $8.81M | 0.00% | +16,379+0.6% | Added |
| Royce & Associates LP | 2,999,135 | $8.91M | 0.09% | +192,900+6.9% | Added |
| BlackRock Inc. | 3,345,572 | $9.94M | 0.00% | −7,413−0.2% | Reduced |
| Vanguard Group Inc | 4,581,085 | $13.6M | 0.00% | +373,331+8.9% | Added |
| Neuberger Berman Group LLC | 5,451,849 | $16.2M | 0.01% | +221,984+4.2% | Added |
| Archon Capital Management LLC | 6,104,738 | $18.1M | 6.43% | 00.0% | Unchanged |
| Shay Capital LLC | 0 | $0 | 0.00% | −293,526−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −231,041−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −148,816−100.0% | Sold out |
| Acrisure Capital Management, LLC | 0 | $0 | 0.00% | −96,690−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −33,405−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −18,966−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −4,274−100.0% | Sold out |
| Accurate Wealth Management, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| GW&K Investment Management, LLC | 0 | $0 | 0.00% | −130−100.0% | Sold out |
| Burleson & Company, LLC | – | – | – | – | Not filed |