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 2023
Institutional positions in Accuray Inc as of Jun 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
- 116
- +4 vs. Q1 2023
- Shares held
- 66.6M
- +6.79M (+11.4%) vs. Q1 2023
- Total value
- $257.8M
- +$79.9M (+44.9%) vs. Q1 2023
- New holders
- 30
- 33 more added
- Sold out
- 26
- 32 more reduced
2 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 7,666,072 | $29.7M | 0.00% | +4,320,500+129.1% | Added |
| Archon Capital Management LLC | 6,104,738 | $23.6M | 8.57% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 5,492,292 | $21.3M | 0.02% | +40,443+0.7% | Added |
| Vanguard Group Inc | 5,170,802 | $20.0M | 0.00% | +589,717+12.9% | Added |
| Renaissance Technologies LLC | 2,933,784 | $11.4M | 0.02% | +28,500+1.0% | Added |
| Royce & Associates LP | 2,894,135 | $11.2M | 0.11% | −105,000−3.5% | Reduced |
| D. E. Shaw & Co., Inc. | 2,727,246 | $10.6M | 0.02% | +124,017+4.8% | Added |
| Wellington Management Group LLP | 2,698,579 | $10.4M | 0.00% | −269,300−9.1% | Reduced |
| Heartland Advisors Inc | 2,666,750 | $10.3M | 0.59% | +25,000+0.9% | Added |
| Harbert Fund Advisors, Inc. | 1,849,184 | $7.16M | 4.59% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 1,820,803 | $7.05M | 0.00% | +891,096+95.8% | Added |
| State Street Corp | 1,818,360 | $7.04M | 0.00% | +1,452,894+397.5% | Added |
| Dimensional Fund Advisors LP | 1,657,246 | $6.41M | 0.00% | +276,240+20.0% | Added |
| Foundry Partners, LLC | 1,498,600 | $5.80M | 0.35% | −238,827−13.7% | Reduced |
| DAFNA Capital Management LLC | 1,222,358 | $4.73M | 1.29% | 00.0% | Unchanged |
| Kovack Advisors, Inc. | 1,153,050 | $4.46M | 0.57% | −57,450−4.7% | Reduced |
| Acadian Asset Management LLC | 1,153,120 | $4.46M | 0.02% | −64,054−5.3% | Reduced |
| North Star Investment Management Corp. | 925,845 | $3.58M | 0.29% | +13,375+1.5% | Added |
| Kennedy Capital Management, Inc. | 915,081 | $3.54M | 0.08% | +12,142+1.3% | Added |
| Northern Trust Corp | 821,455 | $3.18M | 0.00% | +633,013+335.9% | Added |
| Essex Investment Management Co LLC | 716,272 | $2.77M | 0.39% | +716,272 | New |
| Two Sigma Investments, LP | 653,798 | $2.53M | 0.01% | +172,692+35.9% | Added |
| Assenagon Asset Management S.A. | 648,840 | $2.51M | 0.01% | 00.0% | Unchanged |
| First Eagle Investment Management, LLC | 631,447 | $2.44M | 0.01% | +138,150+28.0% | Added |
| Acuitas Investments, LLC | 617,500 | $2.39M | 1.39% | +617,500 | New |
| Two Sigma Advisers, LP | 612,313 | $2.37M | 0.01% | +65,653+12.0% | Added |
| Rice Hall James & Associates, LLC | 595,434 | $2.30M | 0.13% | −76,111−11.3% | Reduced |
| EAM Investors, LLC | 539,540 | $2.09M | 0.39% | 00.0% | Unchanged |
| FMR LLC | 532,542 | $2.06M | 0.00% | −21,098−3.8% | Reduced |
| Lapides Asset Management, LLC | 492,000 | $1.90M | 1.24% | −148,000−23.1% | Reduced |
| Cowen Prime Advisors LLC | 401,438 | $1.55M | 0.54% | −1,000−0.2% | Reduced |
| Jacobs Levy Equity Management, Inc | 365,280 | $1.41M | 0.01% | −288,576−44.1% | Reduced |
| Citadel Advisors LLC | 356,490 | $1.38M | 0.00% | +81,735+29.7% | Added |
| AlphaCentric Advisors LLC | 350,000 | $1.35M | 0.75% | 00.0% | Unchanged |
| Millennium Management LLC | 336,319 | $1.30M | 0.00% | −607,632−64.4% | Reduced |
| Bridgeway Capital Management, LLC | 288,300 | $1.12M | 0.03% | 00.0% | Unchanged |
| Legato Capital Management LLC | 275,924 | $1.07M | 0.14% | +275,924 | New |
| Nuveen Asset Management, LLC | 274,399 | $1.06M | 0.00% | +274,399 | New |
| Bank of New York Mellon Corp | 270,294 | $1.05M | 0.00% | +219,410+431.2% | Added |
| Globeflex Capital L P | 263,128 | $1.02M | 0.11% | −7,706−2.8% | Reduced |
| Charles Schwab Investment Management Inc | 249,865 | $967.0K | 0.00% | +172,247+221.9% | Added |
| Parallel Advisors, LLC | 249,024 | $963.7K | 0.03% | +35,433+16.6% | Added |
| Morgan Stanley | 226,719 | $877.4K | 0.00% | −179,024−44.1% | Reduced |
| Goldman Sachs Group Inc | 224,662 | $869.4K | 0.00% | −143,850−39.0% | Reduced |
| Russell Investments Group, Ltd. | 206,772 | $800.2K | 0.00% | −9,900−4.6% | Reduced |
| Tudor Investment Corp Et Al | 196,953 | $762.2K | 0.01% | −19,975−9.2% | Reduced |
| Invesco Ltd. | 192,084 | $743.4K | 0.00% | +55,362+40.5% | Added |
| Primecap Management Co | 180,800 | $699.7K | 0.00% | −54,500−23.2% | Reduced |
| Knights of Columbus Asset Advisors LLC | 170,661 | $660.5K | 0.06% | 00.0% | Unchanged |
| Wells Fargo & Company | 143,469 | $555.2K | 0.00% | +40,309+39.1% | Added |
| Marathon Capital Management | 110,000 | $425.7K | 0.11% | 00.0% | Unchanged |
| Rhumbline Advisers | 103,281 | $399.7K | 0.00% | +91,843+803.0% | Added |
| Susquehanna International Group, LLP | 101,386 | $392.4K | 0.00% | −455,131−81.8% | Reduced |
| Marshall Wace, LLP | 89,777 | $347.4K | 0.00% | −16,631−15.6% | Reduced |
| UBS Group AG | 81,053 | $313.7K | 0.00% | −6,553−7.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 77,661 | $300.5K | 0.00% | +77,661 | New |
| JPMorgan Chase & Co | 72,410 | $280.2K | 0.00% | +72,323+83,129.9% | Added |
| Teton Advisors, Inc. | 65,000 | $251.6K | 0.07% | 00.0% | Unchanged |
| Occudo Quantitative Strategies LP | 64,488 | $249.6K | 0.03% | +64,488 | New |
| Price T Rowe Associates Inc | 63,417 | $246.0K | 0.00% | −131,577−67.5% | Reduced |
| Jump Financial, LLC | 59,700 | $231.0K | 0.01% | +21,670+57.0% | Added |
| Engineers Gate Manager LP | 54,947 | $212.6K | 0.01% | +952+1.8% | Added |
| Perkins Capital Management Inc | 53,000 | $205.0K | 0.18% | −500−0.9% | Reduced |
| BNP Paribas Arbitrage, SA | 49,577 | $191.9K | 0.00% | +38,370+342.4% | Added |
| MetLife Investment Management | 49,434 | $191.3K | 0.00% | +49,434 | New |
| Mirae Asset Global Investments Co., Ltd. | 46,970 | $181.8K | 0.00% | +46,970 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 46,232 | $178.9K | 0.00% | +46,232 | New |
| Deutsche Bank AG | 45,785 | $177.2K | 0.00% | +45,785 | New |
| XTX Topco Ltd | 45,219 | $175.0K | 0.03% | +45,219 | New |
| American International Group, Inc. | 44,895 | $173.7K | 0.00% | +44,895 | New |
| SEI Investments Co | 43,355 | $167.8K | 0.00% | +6,180+16.6% | Added |
| Algert Global LLC | 41,560 | $160.8K | 0.01% | +41,560 | New |
| Manufacturers Life Insurance Company, The | 39,663 | $153.5K | 0.00% | +39,663 | New |
| Voya Investment Management LLC | 38,565 | $149.2K | 0.00% | +38,565 | New |
| Virtu Financial LLC | 38,288 | $148.0K | 0.01% | +22,468+142.0% | Added |
| Barclays PLC | 36,693 | $142.0K | 0.00% | −17,035−31.7% | Reduced |
| Squarepoint Ops LLC | 36,543 | $141.4K | 0.00% | −16,627−31.3% | Reduced |
| New York State Common Retirement Fund | 36,500 | $141.3K | 0.00% | +36,500 | New |
| Jane Street Group, LLC | 32,109 | $124.3K | 0.00% | −380,127−92.2% | Reduced |
| California State Teachers Retirement System | 31,028 | $120.1K | 0.00% | +31,028 | New |
| Citigroup Inc | 29,336 | $113.5K | 0.00% | −329,424−91.8% | Reduced |
| Susquehanna Fundamental Investments, LLC | 29,219 | $113.1K | 0.00% | 00.0% | Unchanged |
| Gabelli Funds LLC | 28,000 | $108.4K | 0.00% | +2,000+7.7% | Added |
| Pine Valley Investments Ltd Liability Co | 27,750 | $107.4K | 0.01% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 26,480 | $102.5K | 0.00% | +26,480 | New |
| Advisory Services Network, LLC | 24,900 | $96.4K | 0.00% | 00.0% | Unchanged |
| Dynamic Advisor Solutions LLC | 23,000 | $89.0K | 0.00% | +23,000 | New |
| Heron Bay Capital Management | 19,940 | $77.2K | 0.02% | +19,940 | New |
| Sawtooth Solutions, LLC | 19,833 | $76.8K | 0.00% | 00.0% | Unchanged |
| Bleakley Financial Group, LLC | 19,833 | $76.8K | 0.00% | 00.0% | Unchanged |
| Two Sigma Securities, LLC | 18,036 | $69.8K | 0.01% | +18,036 | New |
| LPL Financial LLC | 16,144 | $62.5K | 0.00% | +2,855+21.5% | Added |
| Harbour Investments, Inc. | 14,759 | $57.1K | 0.00% | −200−1.3% | Reduced |
| Winton Group Ltd | 14,572 | $56.4K | 0.00% | +14,572 | New |
| Amalgamated Bank | 13,879 | $54.0K | 0.00% | +13,879 | New |
| Plancorp, LLC | 13,699 | $53.0K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 12,900 | $49.9K | 0.00% | −3,400−20.9% | Reduced |
| ProShare Advisors LLC | 12,131 | $46.9K | 0.00% | +12,131 | New |
| Moseley Investment Management Inc | 12,000 | $46.4K | 0.03% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 11,640 | $45.0K | 0.00% | +11,640 | New |