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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 2023

Institutional positions in Accuray Inc as of Mar 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
114
+7 vs. Q4 2022
Shares held
59.8M
+2.64M (+4.6%) vs. Q4 2022
Total value
$177.9M
+$58.4M (+48.8%) vs. Q4 2022
New holders
16
35 more added
Sold out
9
31 more reduced

1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 114 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 2023: $177.9M
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 2023

Shares, value and share of portfolio for each institution holding Accuray Inc; share changes are against Q4 2022.

Institutions holding ARAY in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
JPMorgan Chase & Co87$00.00%00.0%Unchanged
Pine Valley Investments Ltd Liability Co27,750$00.00%+27,750New
HighMark Wealth Management LLC100$2970.00%00.0%Unchanged
GWM Advisors LLC139$4130.00%−13,200−99.0%Reduced
Harvest Group Wealth Management, LLC162$4810.00%00.0%Unchanged
WFA Asset Management Corp181$5380.00%00.0%Unchanged
Allworth Financial LP300$8910.00%+300New
CarsonAllaria Wealth Management, Ltd.850$2.52K0.00%00.0%Unchanged
CWM, LLC1,000$3.00K0.00%00.0%Unchanged
Group One Trading, L.P.1,438$4.27K0.00%−600−29.4%Reduced
US Bancorp1,500$4.46K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.2,053$6.10K0.00%−1,433−41.1%Reduced
Royal Bank of Canada2,374$7.00K0.00%+2,260+1,982.5%Added
Park Place Capital Corp3,012$8.95K0.00%00.0%Unchanged
Simplex Trading, LLC3,706$11.0K0.00%−1,475−28.5%Reduced
Point72 Asset Management, L.P.9,046$26.9K0.00%+9,046New
Menlo Advisors LLC10,000$29.0K0.02%00.0%Unchanged
Victory Capital Management Inc10,057$29.9K0.00%−24−0.2%Reduced
CTC Capital Management, LLC10,100$30.0K0.06%+10,100New
BNP Paribas Arbitrage, SA11,207$33.3K0.00%−19,861−63.9%Reduced
Rhumbline Advisers11,438$34.0K0.00%00.0%Unchanged
Moseley Investment Management Inc12,000$35.6K0.02%00.0%Unchanged
LPL Financial LLC13,289$39.5K0.00%+153+1.2%Added
Vontobel Holding Ltd.13,370$39.7K0.00%00.0%Unchanged
Integrated Investment Consultants, LLC13,500$40.1K0.01%+13,500New
Plancorp, LLC13,699$40.7K0.00%00.0%Unchanged
Harbour Investments, Inc.14,959$44.4K0.00%00.0%Unchanged
Virtu Financial LLC15,820$47.0K0.01%−16,106−50.4%Reduced
Schonfeld Strategic Advisors LLC16,300$48.4K0.00%+5,227+47.2%Added
Point72 Middle East FZE17,881$53.1K0.00%+17,881New
Tower Research Capital LLC (TRC)18,026$54.0K0.00%+18,026New
Mackenzie Financial Corp19,070$56.6K0.00%−4,593−19.4%Reduced
Bleakley Financial Group, LLC19,833$58.9K0.00%00.0%Unchanged
Sawtooth Solutions, LLC19,833$58.9K0.00%+19,833New
Atria Wealth Solutions, Inc.23,100$68.6K0.00%−6,000−20.6%Reduced
SG Americas Securities, LLC24,049$71.0K0.00%00.0%Unchanged
Advisory Services Network, LLC24,900$74.0K0.00%00.0%Unchanged
Lighthouse Investment Partners, LLC25,914$77.0K0.01%−13,416−34.1%Reduced
Gabelli Funds LLC26,000$77.2K0.00%+500+2.0%Added
Susquehanna Fundamental Investments, LLC29,219$86.8K0.00%−59,125−66.9%Reduced
Cubist Systematic Strategies, LLC29,431$87.4K0.00%−3,832−11.5%Reduced
SEI Investments Co37,175$110.4K0.00%+4,029+12.2%Added
Balyasny Asset Management LLC37,981$112.8K0.00%+37,981New
Jump Financial, LLC38,030$112.9K0.00%+5,381+16.5%Added
Jefferies Financial Group Inc.39,046$116.0K0.00%+39,046New
Y-Intercept (Hong Kong) Ltd40,136$119.2K0.01%+40,136New
Boothbay Fund Management, LLC45,795$136.0K0.00%+688+1.5%Added
Bank of New York Mellon Corp50,884$151.1K0.00%00.0%Unchanged
Squarepoint Ops LLC53,170$157.9K0.00%+53,170New
Perkins Capital Management Inc53,500$159.0K0.15%+17,000+46.6%Added
Barclays PLC53,728$159.6K0.00%+27,482+104.7%Added
Engineers Gate Manager LP53,995$160.4K0.01%−34,022−38.7%Reduced
Man Group plc–$162.1K0.00%––
LMR Partners LLP58,744$174.5K0.00%+58,744New
Teton Advisors, Inc.65,000$193.1K0.05%00.0%Unchanged
683 Capital Management, LLC67,100$199.3K0.02%−18,729−21.8%Reduced
Charles Schwab Investment Management Inc77,618$230.5K0.00%−242,685−75.8%Reduced
UBS Group AG87,606$260.2K0.00%−144,759−62.3%Reduced
Wells Fargo & Company103,160$306.4K0.00%+96,121+1,365.5%Added
Marshall Wace, LLP106,408$316.0K0.00%+28,847+37.2%Added
Marathon Capital Management110,000$326.7K0.08%−1,000−0.9%Reduced
Bank of America Corp113,976$338.5K0.00%+113,788+60,525.5%Added
Invesco Ltd.136,722$406.1K0.00%+530.0%Added
Boston Private Wealth LLC163,801$486.5K0.01%00.0%Unchanged
Qube Research & Technologies Ltd169,161$502.4K0.00%+70,574+71.6%Added
Knights of Columbus Asset Advisors LLC170,661$506.9K0.05%00.0%Unchanged
Northern Trust Corp188,442$559.7K0.00%+2,709+1.5%Added
Price T Rowe Associates Inc194,994$580.0K0.00%00.0%Unchanged
Parallel Advisors, LLC213,591$634.4K0.02%00.0%Unchanged
Russell Investments Group, Ltd.216,672$643.5K0.00%−5,970−2.7%Reduced
Tudor Investment Corp Et Al216,928$644.0K0.01%−7,573−3.4%Reduced
Primecap Management Co235,300$698.8K0.00%−500−0.2%Reduced
Verition Fund Management LLC252,459$749.8K0.01%−77,760−23.5%Reduced
Globeflex Capital L P270,834$804.4K0.10%00.0%Unchanged
Citadel Advisors LLC274,755$816.0K0.00%+65,034+31.0%Added
HRT Financial LP280,818$834.0K0.01%+280,818New
Bridgeway Capital Management, LLC288,300$856.3K0.02%00.0%Unchanged
AlphaCentric Advisors LLC350,000$1.04M0.72%00.0%Unchanged
Citigroup Inc358,760$1.07M0.00%+92,314+34.6%Added
State Street Corp365,466$1.09M0.00%+11,900+3.4%Added
Goldman Sachs Group Inc368,512$1.09M0.00%+208,536+130.4%Added
Morgan Stanley405,743$1.21M0.00%+102,064+33.6%Added
ExodusPoint Capital Management, LP411,369$1.22M0.01%+59,575+16.9%Added
Jane Street Group, LLC412,236$1.22M0.00%+379,394+1,155.2%Added
Cowen Prime Advisors LLC402,438$1.34M0.54%−13,100−3.2%Reduced
Two Sigma Investments, LP481,106$1.43M0.00%−156,122−24.5%Reduced
First Eagle Investment Management, LLC493,297$1.47M0.00%+187,981+61.6%Added
EAM Investors, LLC539,540$1.60M0.31%+539,540New
Two Sigma Advisers, LP546,660$1.62M0.00%−181,853−25.0%Reduced
FMR LLC553,640$1.64M0.00%−270.0%Reduced
Susquehanna International Group, LLP556,517$1.65M0.00%+392,066+238.4%Added
Lapides Asset Management, LLC640,000$1.90M1.15%00.0%Unchanged
Assenagon Asset Management S.A.648,840$1.93M0.01%00.0%Unchanged
Jacobs Levy Equity Management, Inc653,856$1.94M0.01%−212,755−24.6%Reduced
Rice Hall James & Associates, LLC671,545$1.99M0.11%−11,249−1.6%Reduced
Kennedy Capital Management, Inc.902,939$2.68M0.08%+902,939New
North Star Investment Management Corp.912,470$2.71M0.22%+56,000+6.5%Added
Geode Capital Management, LLC929,707$2.76M0.00%+16,519+1.8%Added
Millennium Management LLC943,951$2.80M0.00%+83,367+9.7%Added
Kovack Advisors, Inc.1,210,500$3.60M0.49%−37,300−3.0%Reduced