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, Q4 2021
Institutional positions in Accuray Inc as of Dec 31, 2021. 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
- 142
- +10 vs. Q3 2021
- Shares held
- 69.8M
- +2.69M (+4.0%) vs. Q3 2021
- Total value
- $332.7M
- +$67.6M (+25.5%) vs. Q3 2021
- New holders
- 23
- 48 more added
- Sold out
- 13
- 48 more reduced
1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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, Q4 2021
Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Goldman Sachs Group Inc | 268,356 | $1.28M | 0.00% | −23,683−8.1% | Reduced |
| Wells Fargo & Company | 270,062 | $1.29M | 0.00% | +122,203+82.6% | Added |
| AlphaCentric Advisors LLC | 275,000 | $1.31M | 0.38% | +25,000+10.0% | Added |
| EAM Investors, LLC | 285,372 | $1.36M | 0.22% | +285,372 | New |
| Bank of New York Mellon Corp | 301,406 | $1.44M | 0.00% | −45,085−13.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 308,582 | $1.47M | 0.00% | +308,582 | New |
| Globeflex Capital L P | 309,311 | $1.48M | 0.30% | +157+0.1% | Added |
| Arrowstreet Capital, Limited Partnership | 338,632 | $1.61M | 0.00% | +309,932+1,079.9% | Added |
| Knights of Columbus Asset Advisors LLC | 340,525 | $1.62M | 0.13% | +5,877+1.8% | Added |
| UBS Group AG | 368,177 | $1.76M | 0.00% | +86,479+30.7% | Added |
| State Board of Administration of Florida Retirement System | 396,317 | $1.89M | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 451,024 | $2.15M | 0.00% | −9,406−2.0% | Reduced |
| Nuveen Asset Management, LLC | 511,051 | $2.38M | 0.00% | +13,643+2.7% | Added |
| Primecap Management Co | 510,200 | $2.43M | 0.00% | −300,400−37.1% | Reduced |
| JPMorgan Chase & Co | 512,523 | $2.44M | 0.00% | −8,354−1.6% | Reduced |
| Charles Schwab Investment Management Inc | 513,439 | $2.45M | 0.00% | −6,645−1.3% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 545,412 | $2.60M | 0.02% | +545,412 | New |
| Rice Hall James & Associates, LLC | 704,461 | $3.36M | 0.12% | +229,988+48.5% | Added |
| BNP Paribas Arbitrage, SA | 714,092 | $3.41M | 0.01% | +579,561+430.8% | Added |
| Lapides Asset Management, LLC | 759,600 | $3.62M | 1.58% | −20,300−2.6% | Reduced |
| Foundry Partners, LLC | 823,610 | $3.93M | 0.14% | +141,975+20.8% | Added |
| Northern Trust Corp | 859,593 | $4.10M | 0.00% | −47,872−5.3% | Reduced |
| Kovack Advisors, Inc. | 931,950 | $4.45M | 0.43% | −3,900−0.4% | Reduced |
| DAFNA Capital Management LLC | 941,800 | $4.49M | 1.13% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 1,275,663 | $6.08M | 0.01% | +254,877+25.0% | Added |
| Jacobs Levy Equity Management, Inc | 1,389,060 | $6.63M | 0.04% | +150,392+12.1% | Added |
| Wellington Management Group LLP | 1,413,300 | $6.74M | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 1,433,914 | $6.84M | 0.03% | +165,221+13.0% | Added |
| Two Sigma Advisers, LP | 1,567,413 | $7.48M | 0.02% | +540,800+52.7% | Added |
| Harbert Fund Advisors, Inc. | 1,824,184 | $8.70M | 4.02% | +20,000+1.1% | Added |
| Royce & Associates LP | 1,922,865 | $9.17M | 0.07% | +163,185+9.3% | Added |
| Dimensional Fund Advisors LP | 2,091,382 | $9.98M | 0.00% | −113,857−5.2% | Reduced |
| Geode Capital Management, LLC | 2,107,843 | $10.1M | 0.00% | +224,785+11.9% | Added |
| Millennium Management LLC | 2,718,775 | $13.0M | 0.01% | +2,206,997+431.2% | Added |
| D. E. Shaw & Co., Inc. | 2,783,438 | $13.3M | 0.02% | −68,001−2.4% | Reduced |
| State Street Corp | 3,274,008 | $15.6M | 0.00% | +614,241+23.1% | Added |
| Renaissance Technologies LLC | 3,286,307 | $15.7M | 0.02% | −648,500−16.5% | Reduced |
| Heartland Advisors Inc | 3,377,100 | $16.1M | 0.94% | −26,700−0.8% | Reduced |
| Archon Capital Management LLC | 4,229,853 | $20.2M | 4.53% | −483,817−10.3% | Reduced |
| Vanguard Group Inc | 4,388,177 | $20.9M | 0.00% | −245,939−5.3% | Reduced |
| Neuberger Berman Group LLC | 5,061,664 | $23.8M | 0.02% | +69,133+1.4% | Added |
| BlackRock Inc. | 7,635,957 | $36.4M | 0.00% | −91,317−1.2% | Reduced |
| HealthInvest Partners AB | 0 | $0 | 0.00% | −1,860,000−100.0% | Sold out |
| Walthausen & Co., LLC | 0 | $0 | 0.00% | −292,510−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −79,079−100.0% | Sold out |
| DuPont Capital Management Corp | 0 | $0 | 0.00% | −61,999−100.0% | Sold out |
| Hussman Strategic Advisors, Inc. | 0 | $0 | 0.00% | −31,000−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −29,762−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −24,690−100.0% | Sold out |
| Banque Cantonale Vaudoise | 0 | $0 | 0.00% | −23,290−100.0% | Sold out |
| Beacon Pointe Advisors, LLC | 0 | $0 | 0.00% | −21,960−100.0% | Sold out |
| HighVista Strategies LLC | 0 | $0 | 0.00% | −20,938−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −19,933−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −14,195−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −11,954−100.0% | Sold out |
| Adirondack Research & Management Inc. | – | – | – | – | Not filed |