Latest Period
Q2 2026
Security Snapshot
ACCURAY INC - Common (ARAY) Institutional Ownership
CUSIP: 004397105
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
108
Shares (Excl. Options)
71,357,219
Price
$0.26
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- Security type / class
- Equity / Common
- Symbol
- ARAY on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 71,357,219
- Total 13F value
- $17,595,206
- Portfolio coverage rank
- 0%
- Share change
- -4,223,664
- Value change
- -$2,302,871
- Number of holders
- 108
- Shares outstanding
- 119,225,935
- SEC-reported price per share
- $0.29
- Insider filing price
- $0.29
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- ARAY - ACCURAY INC - Common is tracked under CUSIP 004397105.
- 108 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 122 to 108 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $27,393,430 to $17,595,206.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 108 institutions filings for Q2 2026.
Security key
004397105
Latest holder period
Q2 2026
13F holders
108
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
ARAY full holder history
ACCURAY INC SEC filings
ACCURAY INC company facts
ACCURAY INC insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 004397105:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
ARAY
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| TCW GROUP INC | 14% | +18% | $8,145,085 | +$1,493,866 | 18,942,059 | +22% | The TCW Group, Inc., on behalf of the TCW Business Unit | 19 May 2026 |
| Neuberger Berman Group LLC | 4.6% | -10% | $1,425,942 | -$153,210 | 5,484,393 | -9.7% | Neuberger Berman Group LLC | 31 Jul 2026 |
| Aevum Pension Fund | 5.4% | +6% | $8,316,000 | +$400,400 | 5,400,000 | +5.1% | Aevum Pension Fund | 31 Dec 2024 |
| BlackRock, Inc. | 1.7% | -69% | $536,208 | -$1,197,737 | 2,077,522 | -69% | BlackRock, Inc. | 30 Jun 2026 |
As of 30 Jun 2026, 108 institutional investors reported holding 71,357,219 shares of ACCURAY INC - Common (ARAY). This represents 60% of the company’s total 119,225,935 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
56%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| TCW GROUP INC | 16% | 18,942,059 | +22% | 0.03% | $4,077,470 |
| NEUBERGER BERMAN GROUP LLC | 5.1% | 6,073,663 | +3.7% | 0% | $1,568,289 |
| ARMISTICE CAPITAL, LLC | 4.8% | 5,736,000 | +1.8% | 0.04% | $1,478,741 |
| WEBER CAPITAL MANAGEMENT LLC /ADV | 4.1% | 4,932,706 | -2.4% | 1.1% | $1,271,652 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.7% | 4,437,800 | +0.17% | 0% | $1,144,952 |
| BlackRock, Inc. | 2.7% | 3,266,185 | -61% | 0% | $842,023 |
| AQR CAPITAL MANAGEMENT LLC | 2.3% | 2,719,032 | +340% | 0% | $700,967 |
| JANE STREET GROUP, LLC | 1.8% | 2,139,720 | 0% | $551,620 | |
| RENAISSANCE TECHNOLOGIES LLC | 1.7% | 2,065,284 | -9.9% | 0% | $532,430 |
| DAFNA Capital Management LLC | 1.4% | 1,680,508 | 0% | 0.08% | $433,235 |
| UBS Group AG | 1.4% | 1,623,965 | +16% | 0% | $418,983 |
| MILLENNIUM MANAGEMENT LLC | 1.3% | 1,589,145 | 0% | $409,682 | |
| SILVERBACK ASSET MANAGEMENT LLC | 1.2% | 1,450,000 | -12% | 0.05% | $373,810 |
| Squarepoint Ops LLC | 1.2% | 1,448,234 | +165% | 0% | $373,355 |
| FMR LLC | 1.2% | 1,375,746 | +6.7% | 0% | $354,667 |
| GEODE CAPITAL MANAGEMENT, LLC | 1% | 1,189,377 | -50% | 0% | $306,731 |
| Kovack Advisors, Inc. | 0.88% | 1,050,896 | +42% | 0.01% | $272,708 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.69% | 825,604 | +2344% | 0% | $212,841 |
| GOLDMAN SACHS GROUP INC | 0.67% | 802,957 | -6.8% | 0% | $207,002 |
| VANGUARD FIDUCIARY TRUST CO | 0.57% | 685,262 | -10% | 0% | $176,798 |
| Silverberg Bernstein Capital Management LLC | 0.55% | 658,915 | +0.49% | 0.07% | $169,868 |
| D. E. Shaw & Co., Inc. | 0.54% | 649,353 | -23% | 0% | $167,403 |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 0.42% | 500,000 | 0% | 0% | $128,900 |
| STATE STREET CORP | 0.41% | 485,866 | -76% | 0% | $125,256 |
| TUDOR INVESTMENT CORP ET AL | 0.33% | 392,236 | +85% | 0% | $101,118 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 71,357,219 | $17,595,206 | -$2,302,871 | $0.26 | 108 |
| 2026 Q1 | 75,593,413 | $27,393,430 | -$1,927,416 | $0.39 | 122 |
| 2025 Q4 | 77,431,529 | $60,348,897 | -$4,913,795 | $0.82 | 123 |
| 2025 Q3 | 60,001,066 | $100,180,848 | -$1,355,075 | $1.67 | 124 |
| 2025 Q2 | 73,144,282 | $94,616,692 | +$18,303,516 | $1.37 | 124 |
| 2025 Q1 | 57,280,141 | $102,555,357 | +$5,000,240 | $1.79 | 127 |
| 2024 Q4 | 54,790,484 | $108,462,413 | -$612,268 | $1.98 | 131 |
| 2024 Q3 | 55,273,478 | $99,491,658 | -$1,132,953 | $1.80 | 125 |
| 2024 Q2 | 56,546,409 | $102,909,820 | -$12,245,302 | $1.82 | 114 |
| 2024 Q1 | 61,933,521 | $152,971,932 | -$3,768,100 | $2.47 | 117 |
| 2023 Q4 | 63,470,515 | $179,637,196 | -$2,968,992 | $2.83 | 127 |
| 2023 Q3 | 64,056,101 | $174,232,976 | -$6,932,858 | $2.72 | 114 |
| 2023 Q2 | 66,613,041 | $257,801,887 | +$27,666,990 | $3.87 | 116 |
| 2023 Q1 | 59,856,675 | $177,897,491 | +$8,781,556 | $2.97 | 112 |
| 2022 Q4 | 57,183,950 | $119,499,883 | -$5,041,834 | $2.09 | 104 |
| 2022 Q3 | 59,466,960 | $123,682,666 | -$5,514,684 | $2.08 | 101 |
| 2022 Q2 | 61,466,968 | $120,500,134 | -$22,882,991 | $1.96 | 113 |
| 2022 Q1 | 69,953,335 | $231,492,434 | +$2,188,575 | $3.31 | 139 |
| 2021 Q4 | 69,645,561 | $331,987,197 | +$9,635,567 | $4.77 | 136 |
| 2021 Q3 | 67,372,354 | $265,964,765 | -$13,001,613 | $3.95 | 127 |
| 2021 Q2 | 70,609,601 | $319,088,190 | +$5,486,849 | $4.52 | 124 |
| 2021 Q1 | 69,139,124 | $341,987,324 | +$14,275,160 | $4.95 | 132 |
| 2020 Q4 | 66,332,505 | $276,527,663 | +$1,018,979 | $4.17 | 122 |
| 2020 Q3 | 64,851,285 | $155,624,642 | -$246,598 | $2.40 | 110 |
| 2020 Q2 | 65,365,193 | $132,688,162 | -$345,040 | $2.03 | 115 |