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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, Q3 2021

Institutional positions in Accuray Inc as of Sep 30, 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
133
+5 vs. Q2 2021
Shares held
67.4M
−3.06M (−4.3%) vs. Q2 2021
Total value
$266.0M
−$52.3M (−16.4%) vs. Q2 2021
New holders
18
38 more added
Sold out
13
52 more reduced

2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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.

Institutional holdersQ3 2021: 133 institutions
Q1 2021: 136 institutionsQ2 2021: 130 institutionsQ3 2021: 133 institutionsQ4 2021: 142 institutionsQ1 2022: 144 institutionsQ2 2022: 123 institutionsQ3 2022: 106 institutionsQ4 2022: 108 institutionsQ1 2023: 114 institutionsQ2 2023: 116 institutionsQ3 2023: 114 institutionsQ4 2023: 127 institutionsQ1 2024: 117 institutionsQ2 2024: 115 institutionsQ3 2024: 126 institutionsQ4 2024: 132 institutionsQ1 2025: 129 institutionsQ2 2025: 127 institutionsQ3 2025: 129 institutionsQ4 2025: 125 institutionsQ1 2026: 125 institutionsQ2 2026: 111 institutions
Value heldQ3 2021: $266.0M
Q1 2021: $342.0MQ2 2021: $319.1MQ3 2021: $266.0MQ4 2021: $332.7MQ1 2022: $231.6MQ2 2022: $120.6MQ3 2022: $123.7MQ4 2022: $119.5MQ1 2023: $177.9MQ2 2023: $257.8MQ3 2023: $174.2MQ4 2023: $179.6MQ1 2024: $153.0MQ2 2024: $102.9MQ3 2024: $99.5MQ4 2024: $108.5MQ1 2025: $102.6MQ2 2025: $94.6MQ3 2025: $101.2MQ4 2025: $60.5MQ1 2026: $27.4MQ2 2026: $17.6M
Institutions holding ARAY and their total value by quarter
QuarterHoldersValue
Q2 2026111$17.6M
Q1 2026125$27.4M
Q4 2025125$60.5M
Q3 2025129$101.2M
Q2 2025127$94.6M
Q1 2025129$102.6M
Q4 2024132$108.5M
Q3 2024126$99.5M
Q2 2024115$102.9M
Q1 2024117$153.0M
Q4 2023127$179.6M
Q3 2023114$174.2M
Q2 2023116$257.8M
Q1 2023114$177.9M
Q4 2022108$119.5M
Q3 2022106$123.7M
Q2 2022123$120.6M
Q1 2022144$231.6M
Q4 2021142$332.7M
Q3 2021133$266.0M
Q2 2021130$319.1M
Q1 2021136$342.0M

Institutions, Q3 2021

Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q2 2021.

Institutions holding ARAY in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC20$00.00%00.0%Unchanged
Captrust Financial Advisors67$00.00%00.0%Unchanged
Ellevest, Inc.59$00.00%00.0%Unchanged
HighMark Wealth Management LLC100$00.00%00.0%Unchanged
Resources Investment Advisors, LLC.164$1.00K0.00%00.0%Unchanged
Signaturefd, LLC477$2.00K0.00%+477New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,000$3.00K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.1,039$4.00K0.00%00.0%Unchanged
US Bancorp1,500$6.00K0.00%−235−13.5%Reduced
Burleson & Company, LLC2,000$8.00K0.00%+2,000New
Group One Trading, L.P.3,518$14.0K0.00%−12,955−78.6%Reduced
Point72 Hong Kong Ltd3,535$14.0K0.00%−3,531−50.0%Reduced
Lake Point Wealth Management4,325$17.0K0.01%00.0%Unchanged
Simplex Trading, LLC3,752$17.0K0.00%00.0%Unchanged
Cutler Group LP5,400$21.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.6,420$25.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.6,753$27.0K0.00%+1,087+19.2%Added
Legal & General Group Plc9,414$37.0K0.00%−387−3.9%Reduced
Menlo Advisors LLC10,000$39.0K0.02%00.0%Unchanged
ExodusPoint Capital Management, LP10,376$41.0K0.00%+10,376New
Lazard Asset Management LLC11,633$45.0K0.00%+11,633New
ProShare Advisors LLC11,853$47.0K0.00%−12,146−50.6%Reduced
Walleye Trading LLC11,954$47.0K0.00%+11,954New
Plancorp, LLC13,699$54.0K0.00%00.0%Unchanged
Prudential Financial Inc14,195$56.0K0.00%+2,061+17.0%Added
Kestra Advisory Services, LLC14,354$57.0K0.00%+364+2.6%Added
Teton Advisors, Inc.16,000$63.0K0.01%00.0%Unchanged
Amalgamated Bank16,782$66.0K0.00%−687−3.9%Reduced
Royal Bank of Canada17,223$68.0K0.00%+10,889+171.9%Added
Jane Street Group, LLC17,583$69.0K0.00%+17,583New
Squarepoint Ops LLC18,166$72.0K0.00%−8,866−32.8%Reduced
Moseley Investment Management Inc18,000$73.0K0.04%00.0%Unchanged
Bank of America Corp19,063$75.0K0.00%−1,985−9.4%Reduced
Wolverine Trading, LLC19,933$79.0K0.00%+19,933New
HighVista Strategies LLC20,938$82.0K0.05%00.0%Unchanged
Mackenzie Financial Corp20,921$83.0K0.00%+4,422+26.8%Added
SEI Investments Co24,817$85.0K0.00%+456+1.9%Added
Beacon Pointe Advisors, LLC21,960$87.0K0.00%+21,960New
O'Shaughnessy Asset Management, LLC23,182$92.0K0.00%00.0%Unchanged
Banque Cantonale Vaudoise23,290$92.0K0.00%00.0%Unchanged
XTX Topco Ltd24,690$98.0K0.03%+24,690New
Commerce Bank25,000$99.0K0.00%00.0%Unchanged
Rafferty Asset Management, LLC25,028$99.0K0.00%+25,028New
Metropolitan Life Insurance Co25,067$99.0K0.00%+7,401+41.9%Added
Victory Capital Management Inc26,033$103.0K0.00%−22,126−45.9%Reduced
Cubist Systematic Strategies, LLC26,117$103.0K0.00%−16,169−38.2%Reduced
Arrowstreet Capital, Limited Partnership28,700$113.0K0.00%+28,700New
Walleye Capital LLC29,762$118.0K0.00%+29,762New
Advisory Services Network, LLC30,800$122.0K0.00%−2,650−7.9%Reduced
Hussman Strategic Advisors, Inc.31,000$122.0K0.03%00.0%Unchanged
Citadel Advisors LLC31,358$124.0K0.00%−62,506−66.6%Reduced
Parametric Portfolio Associates LLC33,486$132.0K0.00%−12,783−27.6%Reduced
Harbour Investments, Inc.33,473$132.0K0.00%+1,787+5.6%Added
MetLife Investment Management34,773$137.4K0.00%+21,023+152.9%Added
Tower Research Capital LLC (TRC)37,619$148.0K0.00%+1,498+4.1%Added
Voya Investment Management LLC40,408$160.0K0.00%00.0%Unchanged
Citigroup Inc41,930$166.0K0.00%−14,650−25.9%Reduced
New York State Common Retirement Fund45,675$180.0K0.00%−177,267−79.5%Reduced
California State Teachers Retirement System49,956$197.0K0.00%−77,425−60.8%Reduced
American International Group, Inc.50,632$200.0K0.00%−1,203−2.3%Reduced
SG Americas Securities, LLC53,978$213.0K0.00%+31,855+144.0%Added
Susquehanna Fundamental Investments, LLC55,399$219.0K0.00%−41,313−42.7%Reduced
Manufacturers Life Insurance Company, The56,991$225.0K0.00%−1,146−2.0%Reduced
Deutsche Bank AG58,327$230.0K0.00%−177,177−75.2%Reduced
Barclays PLC59,181$233.0K0.00%+47,012+386.3%Added
DuPont Capital Management Corp61,999$245.0K0.01%−8,763−12.4%Reduced
Susquehanna International Group, LLP62,504$247.0K0.00%−40,080−39.1%Reduced
Algert Global LLC64,466$255.0K0.03%+1,036+1.6%Added
Jump Financial, LLC78,198$309.0K0.02%+78,198New
HRT Financial LP79,079$312.0K0.00%+79,079New
Occudo Quantitative Strategies LP79,562$314.0K0.04%+79,562New
Tocqueville Asset Management L.P.85,000$336.0K0.00%−90,000−51.4%Reduced
Rhumbline Advisers99,994$395.0K0.00%+1,522+1.5%Added
Marathon Capital Management110,000$435.0K0.10%00.0%Unchanged
Principal Financial Group Inc116,288$459.0K0.00%+4,453+4.0%Added
Price T Rowe Associates Inc116,770$461.0K0.00%+20,105+20.8%Added
Los Angeles Capital Management LLC126,517$500.0K0.00%−24,240−16.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.132,500$523.0K0.00%−5,728−4.1%Reduced
BNP Paribas Arbitrage, SA134,531$531.4K0.00%+130,728+3,437.5%Added
Alliancebernstein L.P.136,431$539.0K0.00%00.0%Unchanged
Invesco Ltd.139,430$551.0K0.00%+17,094+14.0%Added
Wells Fargo & Company147,859$584.0K0.00%−367,742−71.3%Reduced
Cowen Prime Advisors LLC171,382$677.0K0.25%+500+0.3%Added
Parallel Advisors, LLC174,701$690.0K0.03%−234−0.1%Reduced
Tudor Investment Corp Et Al185,134$731.0K0.01%+120,031+184.4%Added
Engineers Gate Manager LP198,189$783.0K0.04%+48,595+32.5%Added
AQR Capital Management LLC202,848$801.0K0.00%−184,154−47.6%Reduced
Massachusetts Financial Services Co209,212$826.0K0.00%−2,743−1.3%Reduced
Adirondack Research & Management Inc.218,537$863.0K1.05%+11,376+5.5%Added
Gsa Capital Partners LLP226,882$896.0K0.09%+226,882New
Morgan Stanley229,303$906.0K0.00%−2,430−1.0%Reduced
Panagora Asset Management Inc243,455$962.0K0.01%00.0%Unchanged
AlphaCentric Advisors LLC250,000$988.0K0.25%+15,000+6.4%Added
Verition Fund Management LLC252,146$996.0K0.02%−38,687−13.3%Reduced
UBS Group AG281,698$1.11M0.00%+38,852+16.0%Added
Goldman Sachs Group Inc292,039$1.15M0.00%+2,530+0.9%Added
Walthausen & Co., LLC292,510$1.16M0.29%−1,180,040−80.1%Reduced
Globeflex Capital L P309,154$1.22M0.27%−71,034−18.7%Reduced
Knights of Columbus Asset Advisors LLC334,648$1.32M0.12%+1,000+0.3%Added
Bank of New York Mellon Corp346,491$1.37M0.00%−329,431−48.7%Reduced