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 2023
Institutional positions in Accuray Inc as of Dec 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
- 127
- +13 vs. Q3 2023
- Shares held
- 63.5M
- −585.6K (−0.9%) vs. Q3 2023
- Total value
- $179.6M
- +$5.40M (+3.1%) vs. Q3 2023
- New holders
- 18
- 39 more added
- Sold out
- 5
- 42 more reduced
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 8,295,754 | $23.5M | 0.00% | +474,861+6.1% | Added |
| Archon Capital Management LLC | 6,512,479 | $18.4M | 7.59% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 5,495,414 | $15.6M | 0.01% | −74,737−1.3% | Reduced |
| Vanguard Group Inc | 5,269,207 | $14.9M | 0.00% | +45,351+0.9% | Added |
| Royce & Associates LP | 3,233,116 | $9.15M | 0.08% | +193,300+6.4% | Added |
| Renaissance Technologies LLC | 2,865,884 | $8.11M | 0.01% | −56,300−1.9% | Reduced |
| Heartland Advisors Inc | 2,857,500 | $8.09M | 0.42% | +9,700+0.3% | Added |
| Geode Capital Management, LLC | 1,997,076 | $5.65M | 0.00% | +121,143+6.5% | Added |
| D. E. Shaw & Co., Inc. | 1,915,585 | $5.42M | 0.01% | −533,116−21.8% | Reduced |
| Harbert Fund Advisors, Inc. | 1,849,184 | $5.23M | 3.59% | 00.0% | Unchanged |
| Wellington Management Group LLP | 1,821,279 | $5.15M | 0.00% | −501,200−21.6% | Reduced |
| Dimensional Fund Advisors LP | 1,785,189 | $5.05M | 0.00% | +8,672+0.5% | Added |
| State Street Corp | 1,719,162 | $4.87M | 0.00% | −163,967−8.7% | Reduced |
| Foundry Partners, LLC | 1,470,055 | $4.16M | 0.25% | −26,560−1.8% | Reduced |
| DAFNA Capital Management LLC | 1,222,358 | $3.46M | 0.83% | 00.0% | Unchanged |
| Kovack Advisors, Inc. | 1,104,950 | $3.13M | 0.37% | −25,400−2.2% | Reduced |
| North Star Investment Management Corp. | 1,095,920 | $3.10M | 0.24% | +157,975+16.8% | Added |
| Kennedy Capital Management, Inc. | 993,965 | $2.81M | 0.06% | −1,571−0.2% | Reduced |
| First Eagle Investment Management, LLC | 959,508 | $2.72M | 0.01% | +48,583+5.3% | Added |
| Northern Trust Corp | 831,969 | $2.35M | 0.00% | +4,006+0.5% | Added |
| Acuitas Investments, LLC | 708,553 | $2.01M | 1.05% | +91,053+14.7% | Added |
| Essex Investment Management Co LLC | 655,631 | $1.86M | 0.37% | −46,312−6.6% | Reduced |
| Rice Hall James & Associates, LLC | 566,735 | $1.60M | 0.09% | −29,247−4.9% | Reduced |
| FMR LLC | 433,049 | $1.23M | 0.00% | −43,924−9.2% | Reduced |
| Two Sigma Advisers, LP | 428,713 | $1.21M | 0.00% | −69,400−13.9% | Reduced |
| Silverberg Bernstein Capital Management LLC | 421,838 | $1.19M | 1.14% | +421,838 | New |
| Morgan Stanley | 343,726 | $972.7K | 0.00% | +130,275+61.0% | Added |
| Bank of New York Mellon Corp | 298,338 | $844.3K | 0.00% | +27,356+10.1% | Added |
| Two Sigma Investments, LP | 292,973 | $829.1K | 0.00% | −74,455−20.3% | Reduced |
| Invesco Ltd. | 289,814 | $820.2K | 0.00% | −11,948−4.0% | Reduced |
| Nuveen Asset Management, LLC | 280,062 | $792.6K | 0.00% | +5,663+2.1% | Added |
| UBS Group AG | 263,930 | $746.9K | 0.00% | +111,398+73.0% | Added |
| Legato Capital Management LLC | 263,395 | $745.4K | 0.10% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 262,411 | $742.0K | 0.00% | −226,108−46.3% | Reduced |
| Charles Schwab Investment Management Inc | 258,917 | $732.7K | 0.00% | +9,052+3.6% | Added |
| Globeflex Capital L P | 248,538 | $703.4K | 0.07% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 200,634 | $568.0K | 0.01% | +56,598+39.3% | Added |
| Goldman Sachs Group Inc | 184,708 | $522.7K | 0.00% | −200.0% | Reduced |
| Primecap Management Co | 179,200 | $507.1K | 0.00% | −1,600−0.9% | Reduced |
| Wells Fargo & Company | 176,808 | $500.4K | 0.00% | +54,495+44.6% | Added |
| Barclays PLC | 163,685 | $463.2K | 0.00% | +117,516+254.5% | Added |
| Citadel Advisors LLC | 161,285 | $456.4K | 0.00% | −179,492−52.7% | Reduced |
| Bridgeway Capital Management, LLC | 155,300 | $439.5K | 0.01% | −21,000−11.9% | Reduced |
| Russell Investments Group, Ltd. | 154,686 | $437.8K | 0.00% | −11,705−7.0% | Reduced |
| Squarepoint Ops LLC | 151,210 | $427.9K | 0.00% | −102,637−40.4% | Reduced |
| Tudor Investment Corp Et Al | 138,999 | $393.4K | 0.01% | −76,325−35.4% | Reduced |
| Marathon Capital Management | 110,000 | $311.3K | 0.08% | 00.0% | Unchanged |
| Rhumbline Advisers | 106,284 | $300.8K | 0.00% | −3,382−3.1% | Reduced |
| BNP Paribas Arbitrage, SA | 105,710 | $299.2K | 0.00% | +16,115+18.0% | Added |
| Bank of America Corp | 94,904 | $268.6K | 0.00% | +51,596+119.1% | Added |
| Bridge City Capital, LLC | 94,601 | $267.7K | 0.10% | +60,755+179.5% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 67,537 | $191.1K | 0.00% | +67,537 | New |
| JPMorgan Chase & Co | 67,225 | $190.2K | 0.00% | +3,836+6.1% | Added |
| Price T Rowe Associates Inc | 66,563 | $189.0K | 0.00% | +1,505+2.3% | Added |
| Teton Advisors, Inc. | 65,000 | $183.9K | 0.06% | 00.0% | Unchanged |
| American Century Companies Inc | 57,968 | $164.0K | 0.00% | +57,968 | New |
| Engineers Gate Manager LP | 55,319 | $156.6K | 0.00% | −643−1.1% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 56,104 | $151.5K | 0.00% | +10,264+22.4% | Added |
| Deutsche Bank AG | 52,315 | $148.1K | 0.00% | −1,442−2.7% | Reduced |
| Perritt Capital Management Inc | 50,136 | $141.9K | 0.08% | +5,136+11.4% | Added |
| Jump Financial, LLC | 49,544 | $140.2K | 0.00% | +49,544 | New |
| MetLife Investment Management | 49,434 | $139.9K | 0.00% | 00.0% | Unchanged |
| American International Group, Inc. | 46,896 | $132.7K | 0.00% | +345+0.7% | Added |
| Millennium Management LLC | 46,254 | $130.9K | 0.00% | +8,947+24.0% | Added |
| SG Americas Securities, LLC | 45,862 | $130.0K | 0.00% | +10,046+28.0% | Added |
| Perkins Capital Management Inc | 45,500 | $129.0K | 0.11% | 00.0% | Unchanged |
| Franklin Resources Inc | 45,031 | $127.4K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 44,672 | $126.4K | 0.00% | +30,263+210.0% | Added |
| Winton Group Ltd | 42,872 | $121.3K | 0.01% | +1,621+3.9% | Added |
| Voya Investment Management LLC | 42,441 | $120.1K | 0.00% | −53−0.1% | Reduced |
| SEI Investments Co | 42,375 | $119.9K | 0.00% | −2,735−6.1% | Reduced |
| Mackenzie Financial Corp | 42,253 | $119.6K | 0.00% | +19,946+89.4% | Added |
| State of Wyoming | 41,987 | $118.8K | 0.02% | −10,318−19.7% | Reduced |
| Parallel Advisors, LLC | 40,000 | $113.2K | 0.00% | −209,024−83.9% | Reduced |
| Manufacturers Life Insurance Company, The | 39,663 | $112.2K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 37,073 | $105.0K | 0.00% | +25,187+211.9% | Added |
| Algert Global LLC | 36,750 | $104.0K | 0.00% | −4,810−11.6% | Reduced |
| Susquehanna International Group, LLP | 35,529 | $100.5K | 0.00% | +35,529 | New |
| Pine Valley Investments Ltd Liability Co | 35,050 | $99.2K | 0.01% | 00.0% | Unchanged |
| Gabelli Funds LLC | 35,000 | $99.0K | 0.00% | +6,800+24.1% | Added |
| Jacobs Levy Equity Management, Inc | 33,330 | $94.3K | 0.00% | −219,380−86.8% | Reduced |
| HSBC Holdings PLC | 32,221 | $91.0K | 0.00% | −4,445−12.1% | Reduced |
| Dynamic Advisor Solutions LLC | 32,155 | $89.1K | 0.00% | +9,155+39.8% | Added |
| New York State Common Retirement Fund | 29,096 | $82.3K | 0.00% | −8,393−22.4% | Reduced |
| Williams & Novak, LLC | 26,975 | $76.3K | 0.09% | +26,975 | New |
| State Board of Administration of Florida Retirement System | 26,620 | $75.3K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 23,557 | $67.0K | 0.01% | +23,557 | New |
| AQR Capital Management LLC | 20,798 | $58.9K | 0.00% | −2,128−9.3% | Reduced |
| Sawtooth Solutions, LLC | 19,833 | $56.1K | 0.00% | 00.0% | Unchanged |
| Bleakley Financial Group, LLC | 19,833 | $56.1K | 0.00% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 19,574 | $55.4K | 0.00% | −4,426−18.4% | Reduced |
| EntryPoint Capital, LLC | 19,375 | $54.8K | 0.05% | +19,375 | New |
| XTX Topco Ltd | 18,917 | $53.5K | 0.01% | +18,917 | New |
| LPL Financial LLC | 17,710 | $50.1K | 0.00% | +975+5.8% | Added |
| Simplex Trading, LLC | 17,105 | $48.0K | 0.00% | +17,105 | New |
| ProShare Advisors LLC | 15,617 | $44.2K | 0.00% | +3,500+28.9% | Added |
| California State Teachers Retirement System | 15,529 | $43.9K | 0.00% | −5,053−24.6% | Reduced |
| Alliancebernstein L.P. | 15,520 | $43.9K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 14,290 | $40.4K | 0.00% | −1,000−6.5% | Reduced |
| Citigroup Inc | 13,464 | $38.1K | 0.00% | +13,395+19,413.0% | Added |