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 2025
Institutional positions in Accuray Inc as of Mar 31, 2025. 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
- 129
- −1 vs. Q4 2024
- Shares held
- 57.2M
- +3.05M (+5.6%) vs. Q4 2024
- Total value
- $102.6M
- −$4.66M (−4.3%) vs. Q4 2024
- New holders
- 9
- 49 more added
- Sold out
- 10
- 45 more reduced
2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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 2025
Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8,935,953 | $16.0M | 0.00% | +251,123+2.9% | Added |
| Neuberger Berman Group LLC | 5,519,014 | $9.89M | 0.01% | +4,684+0.1% | Added |
| Vanguard Group Inc | 5,292,036 | $9.47M | 0.00% | +5,057+0.1% | Added |
| Heartland Advisors Inc | 4,274,750 | $7.65M | 0.44% | +450,000+11.8% | Added |
| Renaissance Technologies LLC | 2,723,384 | $4.87M | 0.01% | −256,614−8.6% | Reduced |
| Armistice Capital, LLC | 2,536,000 | $4.54M | 0.12% | +1,300,000+105.2% | Added |
| Geode Capital Management, LLC | 2,247,021 | $4.02M | 0.00% | +60,867+2.8% | Added |
| State Street Corp | 1,937,360 | $3.47M | 0.00% | +500.0% | Added |
| Harbert Fund Advisors, Inc. | 1,849,184 | $3.31M | 3.84% | 00.0% | Unchanged |
| Foundry Partners, LLC | 1,795,645 | $3.21M | 0.17% | −387,770−17.8% | Reduced |
| D. E. Shaw & Co., Inc. | 1,793,391 | $3.21M | 0.00% | 00.0% | Unchanged |
| Acuitas Investments, LLC | 1,420,207 | $2.54M | 2.17% | +711,654+100.4% | Added |
| DAFNA Capital Management LLC | 1,222,358 | $2.19M | 0.62% | 00.0% | Unchanged |
| UBS Group AG | 1,080,571 | $1.93M | 0.00% | +477,700+79.2% | Added |
| North Star Investment Management Corp. | 1,058,545 | $1.89M | 0.14% | +10,000+1.0% | Added |
| Kovack Advisors, Inc. | 957,550 | $1.71M | 0.18% | −10,400−1.1% | Reduced |
| Northern Trust Corp | 813,272 | $1.46M | 0.00% | +3,607+0.4% | Added |
| FMR LLC | 750,178 | $1.34M | 0.00% | +108,891+17.0% | Added |
| Mackenzie Financial Corp | 733,347 | $1.31M | 0.00% | +460,501+168.8% | Added |
| Morgan Stanley | 577,231 | $1.03M | 0.00% | +69,542+13.7% | Added |
| Dimensional Fund Advisors LP | 569,084 | $1.02M | 0.00% | −64,982−10.2% | Reduced |
| Goldman Sachs Group Inc | 477,906 | $855.5K | 0.00% | −13,684−2.8% | Reduced |
| Jacobs Levy Equity Management, Inc | 472,969 | $846.6K | 0.00% | +149,109+46.0% | Added |
| Silverberg Bernstein Capital Management LLC | 451,352 | $807.9K | 0.75% | +78,900+21.2% | Added |
| Archon Capital Management LLC | 429,953 | $769.6K | 0.81% | −458,709−51.6% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 364,276 | $652.1K | 0.00% | +80,996+28.6% | Added |
| Nuveen, LLC | 340,303 | $609.1K | 0.00% | +340,303 | New |
| Charles Schwab Investment Management Inc | 278,384 | $498.3K | 0.00% | +14,649+5.6% | Added |
| JPMorgan Chase & Co | 267,616 | $479.0K | 0.00% | +24,903+10.3% | Added |
| Wells Fargo & Company | 260,060 | $465.5K | 0.00% | −110.0% | Reduced |
| Los Angeles Capital Management LLC | 239,117 | $428.0K | 0.00% | −16,261−6.4% | Reduced |
| Invesco Ltd. | 216,547 | $387.6K | 0.00% | −9,230−4.1% | Reduced |
| Bridgeway Capital Management, LLC | 214,400 | $383.8K | 0.01% | +8,100+3.9% | Added |
| Tudor Investment Corp Et Al | 211,597 | $378.8K | 0.00% | +103,235+95.3% | Added |
| Bank of New York Mellon Corp | 207,114 | $370.7K | 0.00% | −9,419−4.3% | Reduced |
| Millennium Management LLC | 206,313 | $369.3K | 0.00% | +137,499+199.8% | Added |
| Barclays PLC | 193,391 | $346.2K | 0.00% | −33,421−14.7% | Reduced |
| Russell Investments Group, Ltd. | 192,912 | $345.3K | 0.00% | +191,888+18,739.1% | Added |
| Susquehanna International Group, LLP | 187,811 | $336.2K | 0.00% | +52,836+39.1% | Added |
| Globeflex Capital L P | 183,771 | $328.9K | 0.03% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 164,999 | $295.3K | 0.00% | −47,331−22.3% | Reduced |
| AQR Capital Management LLC | 162,922 | $291.6K | 0.00% | +144,029+762.3% | Added |
| Primecap Management Co | 161,200 | $288.5K | 0.00% | −1,100−0.7% | Reduced |
| Bridge City Capital, LLC | 136,549 | $244.4K | 0.07% | −4,441−3.1% | Reduced |
| Bank of America Corp | 136,508 | $244.3K | 0.00% | −10,295−7.0% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 131,736 | $235.8K | 0.00% | +5,794+4.6% | Added |
| XTX Topco Ltd | 126,129 | $225.8K | 0.01% | +71,330+130.2% | Added |
| HSBC Holdings PLC | 122,654 | $220.8K | 0.00% | +16,389+15.4% | Added |
| SEI Investments Co | 111,527 | $199.6K | 0.00% | +78,720+239.9% | Added |
| Marathon Capital Management | 110,000 | $196.9K | 0.05% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 104,212 | $187.0K | 0.00% | +7,066+7.3% | Added |
| Perritt Capital Management Inc | 95,000 | $170.1K | 0.09% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 94,182 | $168.6K | 0.00% | −54,292−36.6% | Reduced |
| Ameriprise Financial Inc | 93,142 | $166.7K | 0.00% | +75,382+424.4% | Added |
| Jane Street Group, LLC | 91,944 | $164.6K | 0.00% | +74,574+429.3% | Added |
| Kennedy Capital Management, Inc. | 91,696 | $164.1K | 0.00% | −631,742−87.3% | Reduced |
| Citadel Advisors LLC | 86,260 | $154.4K | 0.00% | −161,036−65.1% | Reduced |
| Rhumbline Advisers | 83,131 | $148.8K | 0.00% | +3,534+4.4% | Added |
| Verition Fund Management LLC | 81,225 | $145.4K | 0.00% | +55,163+211.7% | Added |
| Citigroup Inc | 69,324 | $124.1K | 0.00% | −8,518−10.9% | Reduced |
| Silverback Asset Management LLC | – | $123.6K | 0.02% | – | – |
| State of Wyoming | 67,505 | $120.8K | 0.02% | −32,174−32.3% | Reduced |
| Intech Investment Management LLC | 66,723 | $119.4K | 0.00% | +20,043+42.9% | Added |
| Perkins Capital Management Inc | 65,500 | $117.2K | 0.12% | −2,500−3.7% | Reduced |
| Algert Global LLC | 60,930 | $109.1K | 0.00% | +31,170+104.7% | Added |
| Deutsche Bank AG | 60,606 | $108.5K | 0.00% | +18,526+44.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 57,191 | $102.4K | 0.00% | +2,475+4.5% | Added |
| Walleye Capital LLC | 56,421 | $101.0K | 0.00% | −95,172−62.8% | Reduced |
| Williams & Novak, LLC | 54,970 | $97.8K | 0.10% | −3,800−6.5% | Reduced |
| Two Sigma Advisers, LP | 50,813 | $91.0K | 0.00% | −19,700−27.9% | Reduced |
| Massar Capital Management, LP | 48,469 | $86.8K | 0.10% | +48,469 | New |
| Winton Group Ltd | 47,957 | $85.8K | 0.01% | +47,957 | New |
| Corebridge Financial, Inc. | 47,504 | $85.0K | 0.00% | −704−1.5% | Reduced |
| Gabelli Funds LLC | 45,000 | $80.5K | 0.00% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 44,546 | $79.7K | 0.00% | +5,333+13.6% | Added |
| Teton Advisors, Inc. | 43,500 | $77.9K | 0.05% | −1,500−3.3% | Reduced |
| MetLife Investment Management | 38,203 | $68.4K | 0.00% | −10,031−20.8% | Reduced |
| Prudential Financial Inc | 37,180 | $66.6K | 0.00% | +15,470+71.3% | Added |
| Manufacturers Life Insurance Company, The | 36,386 | $65.1K | 0.00% | −3,161−8.0% | Reduced |
| Thrivent Financial for Lutherans | 31,800 | $63.0K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 35,028 | $62.7K | 0.00% | −37,453−51.7% | Reduced |
| SG Americas Securities, LLC | 33,546 | $60.0K | 0.00% | −11,533−25.6% | Reduced |
| Alliancebernstein L.P. | 30,930 | $55.4K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 29,096 | $52.1K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 28,113 | $50.3K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 27,630 | $49.5K | 0.00% | −5,166−15.8% | Reduced |
| State Board of Administration of Florida Retirement System | 26,620 | $47.6K | 0.00% | 00.0% | Unchanged |
| CIBC World Markets Corp | 21,516 | $38.5K | 0.00% | +21,516 | New |
| ProShare Advisors LLC | 20,992 | $37.6K | 0.00% | −6,316−23.1% | Reduced |
| Squarepoint Ops LLC | 20,190 | $36.1K | 0.00% | −41,614−67.3% | Reduced |
| Ieq Capital, LLC | 19,151 | $34.3K | 0.00% | +19,151 | New |
| US Bancorp | 17,816 | $31.9K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 16,737 | $30.0K | 0.00% | +1,656+11.0% | Added |
| Susquehanna Fundamental Investments, LLC | 16,190 | $29.0K | 0.00% | −17,164−51.5% | Reduced |
| R Squared Ltd | 15,050 | $26.9K | 0.03% | +3,740+33.1% | Added |
| Panagora Asset Management Inc | 12,816 | $22.9K | 0.00% | −498−3.7% | Reduced |
| Victory Capital Management Inc | 11,795 | $21.1K | 0.00% | +40.0% | Added |
| Group One Trading, L.P. | 11,190 | $20.0K | 0.00% | +8,478+312.6% | Added |
| Simplex Trading, LLC | 11,229 | $20.0K | 0.00% | −638−5.4% | Reduced |
| Acadian Asset Management LLC | 11,212 | $20.0K | 0.00% | +11,212 | New |