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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, Q1 2021

Institutional positions in Accuray Inc as of Mar 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
136
No complete 13F data for Q4 2020
Shares held
69.1M
No complete 13F data for Q4 2020
Total value
$342.0M
No complete 13F data for Q4 2020

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 holdersQ1 2021: 136 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 heldQ1 2021: $342.0M
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, Q1 2021

Shares, value and share of portfolio for each institution holding Accuray Inc.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding ARAY in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC20$00.00%––
Ellevest, Inc.64$00.00%––
HighMark Wealth Management LLC100$00.00%––
Ameritas Investment Company, LLC76$3760.00%––
Captrust Financial Advisors191$1.00K0.00%––
Resources Investment Advisors, LLC.164$1.00K0.00%––
TCI Wealth Advisors, Inc.359$2.00K0.00%––
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,000$4.00K0.00%––
Sound Income Strategies, LLC1,000$4.95K0.00%––
The PNC Financial Services Group, Inc.1,039$5.00K0.00%––
Group One Trading, L.P.1,073$5.00K0.00%––
CWM, LLC1,000$5.00K0.00%––
US Bancorp1,500$7.00K0.00%––
Federated Hermes, Inc.1,934$10.0K0.00%––
HHM Wealth Advisors, LLC4,000$20.0K0.01%––
Advisor Group Holdings, Inc.5,034$25.0K0.00%––
Cutler Group LP5,400$26.0K0.00%––
Ameritas Investment Partners, Inc.6,420$32.0K0.00%––
Altshuler Shaham Ltd7,716$38.0K0.00%––
Bank of Montreal7,561$39.0K0.00%––
Dorsey Wright & Associates7,990$39.6K0.46%––
Royal Bank of Canada8,983$44.0K0.00%––
Menlo Advisors LLC10,000$49.0K0.03%––
Legal & General Group Plc10,353$51.0K0.00%––
Tudor Investment Corp Et Al10,913$54.0K0.00%––
Prudential Financial Inc11,924$59.0K0.00%––
BNP Paribas Arbitrage, SA12,489$61.8K0.00%––
Amalgamated Bank12,923$64.0K0.00%––
Mackenzie Financial Corp13,722$68.0K0.00%––
Lazard Asset Management LLC14,496$71.0K0.00%––
Hancock Whitney Corp15,741$78.0K0.00%––
Teton Advisors, Inc.16,000$79.0K0.01%––
Kestra Advisory Services, LLC16,990$84.0K0.00%––
Wolverine Trading, LLC18,133$87.0K0.00%––
Aigen Investment Management, LP20,426$101.0K0.01%––
Principal Financial Group Inc20,729$103.0K0.00%––
HighVista Strategies LLC20,938$104.0K0.08%––
Jump Financial, LLC21,528$107.0K0.01%––
Diversified Trust Co21,782$108.0K0.00%––
Harbour Investments, Inc.22,056$109.0K0.00%––
Paloma Partners Management Co22,895$113.0K0.00%––
O'Shaughnessy Asset Management, LLC23,182$115.0K0.00%––
Banque Cantonale Vaudoise23,905$118.0K0.01%––
ProShare Advisors LLC24,551$122.0K0.00%––
Commerce Bank25,000$124.0K0.00%––
Tower Research Capital LLC (TRC)25,879$128.0K0.00%––
Metropolitan Life Insurance Co28,067$138.9K0.00%––
SEI Investments Co35,933$155.0K0.00%––
Simplex Trading, LLC32,791$162.0K0.01%––
Advisory Services Network, LLC33,450$166.0K0.01%––
Jane Street Group, LLC34,252$170.0K0.00%––
Victory Capital Management Inc34,735$172.0K0.00%––
Hussman Strategic Advisors, Inc.36,000$178.0K0.04%––
SG Americas Securities, LLC36,880$183.0K0.00%––
Citigroup Inc38,897$193.0K0.00%––
MetLife Investment Management39,130$193.7K0.00%––
ExodusPoint Capital Management, LP41,613$206.0K0.00%––
Voya Investment Management LLC42,252$209.0K0.00%––
Bailard, Inc.43,517$215.0K0.01%––
Cubist Systematic Strategies, LLC44,597$221.0K0.00%––
American International Group, Inc.53,549$265.0K0.00%––
Parametric Portfolio Associates LLC53,753$266.0K0.00%––
Manufacturers Life Insurance Company, The55,218$273.0K0.00%––
Candriam Luxembourg S.C.A.71,884$288.0K0.00%––
Mackay Shields LLC59,500$295.0K0.00%––
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.62,916$311.0K0.00%––
Algert Global LLC66,260$328.0K0.10%––
DuPont Capital Management Corp70,762$350.0K0.01%––
Bank of America Corp73,073$362.0K0.00%––
Oberweis Asset Management Inc81,000$401.0K0.08%––
Barclays PLC84,368$417.0K0.00%––
Susquehanna International Group, LLP87,039$431.0K0.00%––
Gsa Capital Partners LLP102,999$510.0K0.08%––
Rhumbline Advisers105,613$523.0K0.00%––
Marathon Capital Management110,000$544.0K0.14%––
Price T Rowe Associates Inc113,495$562.0K0.00%––
Invesco Ltd.114,311$566.0K0.00%––
Engineers Gate Manager LP117,166$580.0K0.03%––
Susquehanna Fundamental Investments, LLC120,818$598.0K0.01%––
Morgan Stanley134,923$668.0K0.00%––
Alliancebernstein L.P.136,431$675.0K0.00%––
California State Teachers Retirement System138,444$685.0K0.00%––
Los Angeles Capital Management LLC160,767$796.0K0.00%––
Cowen Prime Services LLC170,882$846.0K0.32%––
Squarepoint Ops LLC173,810$860.0K0.01%––
Parallel Advisors, LLC174,701$865.0K0.04%––
California Public Employees Retirement System186,400$923.0K0.00%––
Wedge Capital Management L L P207,052$1.02M0.01%––
Massachusetts Financial Services Co210,142$1.04M0.00%––
Verition Fund Management LLC220,208$1.09M0.02%––
Adirondack Research & Management Inc.220,248$1.09M1.29%––
New York State Common Retirement Fund222,100$1.10M0.00%––
AlphaCentric Advisors LLC225,000$1.11M0.38%––
EAM Investors, LLC232,107$1.15M0.17%––
Knights of Columbus Asset Advisors LLC257,932$1.28M0.13%––
Assenagon Asset Management S.A.266,979$1.32M0.01%––
First Trust Advisors LP285,136$1.41M0.00%––
Deutsche Bank AG301,761$1.49M0.00%––
Goldman Sachs Group Inc314,844$1.56M0.00%––
Citadel Advisors LLC333,483$1.65M0.00%––