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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 $17.7M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Accuray Inc as of Jun 30, 2026. 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
111
−12 vs. Q1 2026
Shares held
71.6M
−4.04M (−5.3%) vs. Q1 2026
Total value
$17.7M
−$9.78M (−35.6%) vs. Q1 2026
New holders
27
35 more added
Sold out
39
28 more reduced

2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 111 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 heldQ2 2026: $17.7M
Q1 2021: $342.0MQ2 2021: $326.0MQ3 2021: $266.0MQ4 2021: $333.7MQ1 2022: $231.6MQ2 2022: $126.6MQ3 2022: $124.6MQ4 2022: $119.5MQ1 2023: $179.5MQ2 2023: $257.8MQ3 2023: $174.2MQ4 2023: $180.8MQ1 2024: $154.6MQ2 2024: $103.0MQ3 2024: $99.6MQ4 2024: $109.5MQ1 2025: $102.6MQ2 2025: $94.6MQ3 2025: $101.6MQ4 2025: $60.6MQ1 2026: $27.4MQ2 2026: $17.7M
Institutions holding ARAY and their total value by quarter
QuarterHoldersValue
Q2 2026111$17.7M
Q1 2026125$27.4M
Q4 2025125$60.6M
Q3 2025129$101.6M
Q2 2025127$94.6M
Q1 2025129$102.6M
Q4 2024132$109.5M
Q3 2024126$99.6M
Q2 2024115$103.0M
Q1 2024117$154.6M
Q4 2023127$180.8M
Q3 2023114$174.2M
Q2 2023116$257.8M
Q1 2023114$179.5M
Q4 2022108$119.5M
Q3 2022106$124.6M
Q2 2022123$126.6M
Q1 2022144$231.6M
Q4 2021142$333.7M
Q3 2021133$266.0M
Q2 2021130$326.0M
Q1 2021136$342.0M

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q1 2026.

Institutions holding ARAY in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
TCW Group Inc18,942,059$4.08M0.03%+3,474,107+22.5%Added
Neuberger Berman Group LLC6,073,663$1.57M0.00%+218,599+3.7%Added
Armistice Capital, LLC5,736,000$1.48M0.04%+100,000+1.8%Added
Weber Capital Management LLC4,932,706$1.27M1.08%−122,588−2.4%Reduced
Vanguard Capital Management LLC4,437,800$1.14M0.00%+7,408+0.2%Added
BlackRock, Inc.3,266,185$842.0K0.00%−5,192,224−61.4%Reduced
AQR Capital Management LLC2,719,032$701.0K0.00%+2,101,555+340.3%Added
Jane Street Group, LLC2,139,720$551.6K0.00%+2,139,720New
Renaissance Technologies LLC2,065,284$532.4K0.00%−225,700−9.9%Reduced
DAFNA Capital Management LLC1,680,508$433.2K0.08%00.0%Unchanged
UBS Group AG1,623,965$419.0K0.00%+222,199+15.9%Added
Millennium Management LLC1,589,145$409.7K0.00%+1,589,145New
Silverback Asset Management LLC1,450,000$373.8K0.05%−200,000−12.1%Reduced
Squarepoint Ops LLC1,448,234$373.4K0.00%+901,158+164.7%Added
FMR LLC1,375,746$354.7K0.00%+86,958+6.7%Added
Geode Capital Management, LLC1,189,377$306.7K0.00%−1,191,462−50.0%Reduced
Kovack Advisors, Inc.1,050,896$272.7K0.01%+312,800+42.4%Added
Susquehanna International Group, LLP825,604$212.8K0.00%+791,827+2,344.3%Added
Goldman Sachs Group Inc802,957$207.0K0.00%−58,678−6.8%Reduced
Vanguard Fiduciary Trust Co685,262$176.8K0.00%−80,186−10.5%Reduced
Silverberg Bernstein Capital Management LLC658,915$169.9K0.07%+3,234+0.5%Added
D. E. Shaw & Co., Inc.649,353$167.4K0.00%−194,293−23.0%Reduced
Tenor Capital Management Co., L.P.500,000$128.9K0.00%00.0%Unchanged
State Street Corp485,866$125.3K0.00%−1,531,787−75.9%Reduced
Assenagon Asset Management S.A.408,028$105.2K0.00%+204,013+100.0%Added
Tudor Investment Corp Et Al392,236$101.1K0.00%+180,639+85.4%Added
JPMorgan Chase & Co376,695$97.8K0.00%+296,852+371.8%Added
Qube Research & Technologies Ltd347,512$89.6K0.00%+347,512New
Ieq Capital, LLC333,267$85.9K0.00%+289,840+667.4%Added
North Star Investment Management Corp.264,620$68.2K0.00%+100,000+60.7%Added
Northern Trust Corp263,559$67.9K0.00%−453,486−63.2%Reduced
Morgan Stanley257,033$66.3K0.00%−31,780−11.0%Reduced
Williams & Novak, LLC238,230$61.4K0.04%+56,200+30.9%Added
Barclays PLC172,639$44.5K0.00%−11,971−6.5%Reduced
XTX Topco Ltd160,899$41.5K0.00%+160,899New
Mariner, LLC127,442$32.9K0.00%+78,216+158.9%Added
Invesco Ltd.118,703$30.6K0.00%−209,472−63.8%Reduced
HSBC Holdings PLC111,442$29.0K0.00%00.0%Unchanged
Wells Fargo & Company111,500$28.7K0.00%−36,047−24.4%Reduced
Bank of America Corp110,614$28.4K0.00%−61,495−35.7%Reduced
Cerity Partners LLC104,735$27.0K0.00%+69,251+195.2%Added
Schonfeld Strategic Advisors LLC87,678$22.6K0.00%−44,614−33.7%Reduced
Wealth Enhancement Advisory Services, LLC94,961$19.1K0.00%+80,328+549.0%Added
Tower Research Capital LLC (TRC)54,570$14.1K0.00%+23,731+77.0%Added
Virtu Financial LLC54,499$14.0K0.00%+54,499New
Mercer Global Advisors Inc52,290$13.5K0.00%+35,379+209.2%Added
Janney Montgomery Scott LLC50,032$13.0K0.00%00.0%Unchanged
Point72 Asset Management, L.P.47,552$12.3K0.00%+47,552New
StoneX Group Inc.33,096$12.1K0.00%+33,096New
Jacobs Levy Equity Management, Inc43,916$11.3K0.00%−118,589−73.0%Reduced
Gabelli Funds LLC43,800$11.3K0.00%00.0%Unchanged
Creative Planning42,686$11.0K0.00%+28,574+202.5%Added
Callan Family Office, LLC42,386$10.9K0.00%+42,386New
Vanguard Global Advisers, LLC41,222$10.6K0.00%00.0%Unchanged
Captrust Financial Advisors38,619$9.96K0.00%+38,619New
SRS Capital Advisors, Inc.36,561$9.43K0.00%+36,531+121,770.0%Added
Thrivent Financial for Lutherans34,080$9.00K0.00%00.0%Unchanged
LPL Financial LLC34,548$8.91K0.00%+20,007+137.6%Added
Citadel Advisors LLC31,551$8.13K0.00%+31,551New
Brighton Jones LLC27,629$7.12K0.00%+27,629New
BNP Paribas Arbitrage, SA24,719$6.37K0.00%−26,056−51.3%Reduced
Pallas Capital Advisors LLC24,613$6.34K0.00%+24,613New
Two Sigma Investments, LP23,400$6.03K0.00%00.0%Unchanged
Harbour Investments, Inc.23,329$6.01K0.00%−32−0.1%Reduced
Merit Financial Group, LLC22,401$5.78K0.00%+22,401New
SEI Investments Co22,035$5.67K0.00%−66,913−75.2%Reduced
Oppenheimer & Co Inc21,000$5.41K0.00%00.0%Unchanged
Perkins Capital Management Inc20,000$5.16K0.00%−32,500−61.9%Reduced
R Squared Ltd19,354$4.99K0.00%−1,064−5.2%Reduced
CI Private Wealth, LLC18,574$4.79K0.00%+18,574New
Dimensional Fund Advisors LP18,291$4.72K0.00%−276,612−93.8%Reduced
Teton Advisors, LLC18,000$4.64K0.00%00.0%Unchanged
Colony Group, LLC15,870$4.09K0.00%+15,870New
SG Americas Securities, LLC15,966$4.00K0.00%+15,966New
Integrated Wealth Concepts LLC15,038$3.88K0.00%+15,038New
NorthCrest Asset Manangement, LLC14,265$3.77K0.00%+14,265New
Associated Banc-Corp13,675$3.52K0.00%00.0%Unchanged
Bridgeway Capital Management, LLC13,300$3.43K0.00%00.0%Unchanged
Balyasny Asset Management LLC13,007$3.35K0.00%+13,007New
Krilogy Financial LLC11,734$3.02K0.00%+11,734New
Envestnet Asset Management Inc10,861$2.80K0.00%+483+4.7%Added
Beaumont Capital Management, LLC10,630$2.74K0.00%+10,630New
Proficio Capital Partners LLC10,470$2.70K0.00%+10,470New
MML Investors Services, LLC10,000$2.58K0.00%00.0%Unchanged
Simplex Trading, LLC9,329$2.41K0.00%+6,443+223.3%Added
Allworth Financial LP7,769$2.00K0.00%+3,891+100.3%Added
Essential Partners LLC7,369$1.90K0.00%+7,125+2,920.1%Added
Global Retirement Partners, LLC5,255$1.35K0.00%+5,255New
EverSource Wealth Advisors, LLC4,787$1.23K0.00%+3,540+283.9%Added
Optiver Holding B.V.3,393$8750.00%+1,681+98.2%Added
True Wealth Design, LLC1,657$4280.00%+1,590+2,373.1%Added
Fifth Third Bancorp1,593$4100.00%−2,663−62.6%Reduced
Crews Bank & Trust1,500$3870.00%00.0%Unchanged
Farther Finance Advisors, LLC1,490$3850.00%+1,052+240.2%Added
Advisor Group Holdings, Inc.1,000$2600.00%00.0%Unchanged
Larson Financial Group LLC920$2370.00%00.0%Unchanged
Rockefeller Capital Management L.P.882$2270.00%−564−39.0%Reduced
Rothschild Investment LLC748$1930.00%+502+204.1%Added
Rhumbline Advisers682$1750.00%−68,694−99.0%Reduced
Fortitude Family Office, LLC639$1650.00%+639New