ACCURAY INC (ARAY) Institutional Shareholders
ACCURAY INC (ARAY) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $13.48M in ARAY holdings during the latest filing period.
Neuberger Berman Group Llc is currently the largest disclosed institutional shareholder of ARAY tracked by InsiderSet, reporting ownership valued at approximately $1.57M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $1.98M, representing an estimated gain of +26.49% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 66% of the total disclosed ARAY value among the investors covered in this analysis. Major shareholders include Neuberger Berman Group Llc, Armistice Capital, Llc, Weber Capital Management Llc, and several other long-term asset managers with concentrated positions in ACCURAY INC (ARAY).
This page ranks the largest institutional ARAY shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
105
Total Reported Value
$13.48M
Largest Holder
Neuberger Berman Group Llc
Largest Position
$1.57M
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
165
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Neuberger Berman Group Llc | 0.00% | 6,073,663 | $1,568,289 | $1,983,658 | +$415,369 | +26.49% | |
| Armistice Capital, Llc | 0.04% | 5,736,000 | $1,478,741 | $1,873,378 | +$394,637 | +26.69% | |
| Weber Capital Management Llc | 1.08% | 4,932,706 | $1,271,652 | $1,611,022 | +$339,370 | +26.69% | |
| Vanguard Capital Management Llc | 0.00% | 4,437,800 | $1,144,952 | $1,449,385 | +$304,433 | +26.59% | |
| Blackrock, Inc. | 0.00% | 3,266,185 | $842,023 | $1,066,736 | +$224,713 | +26.69% | |
| Aqr Capital Management Llc | 0.00% | 2,719,032 | $700,967 | $888,036 | +$187,069 | +26.69% | |
| Jane Street Group, Llc | 0.00% | 2,139,720 | $551,620 | $698,833 | +$147,213 | +26.69% | |
| Renaissance Technologies LLC | Jim Simons | 0.00% | 2,065,284 | $532,430 | $674,522 | +$142,092 | +26.69% |
| Dafna Capital Management Llc | 0.08% | 1,680,508 | $433,235 | $548,854 | +$115,619 | +26.69% | |
| Ubs Group Ag | 0.00% | 1,623,965 | $418,983 | $530,387 | +$111,404 | +26.59% | |
| Millennium Management Llc | 0.00% | 1,589,145 | $409,682 | $519,015 | +$109,333 | +26.69% | |
| Silverback Asset Management Llc | 0.05% | 1,450,000 | $373,810 | $473,570 | +$99,760 | +26.69% | |
| Squarepoint Ops Llc | 0.00% | 1,448,234 | $373,355 | $472,993 | +$99,638 | +26.69% | |
| Fmr Llc | 0.00% | 1,375,746 | $354,667 | $449,319 | +$94,652 | +26.69% | |
| Geode Capital Management, Llc | 0.00% | 1,189,377 | $306,731 | $388,451 | +$81,720 | +26.64% | |
| Kovack Advisors, Inc. | 0.01% | 1,050,896 | $272,708 | $343,223 | +$70,515 | +25.86% | |
| Susquehanna International Group, Llp | 0.00% | 825,604 | $212,841 | $269,642 | +$56,801 | +26.69% | |
| Goldman Sachs Group Inc | 0.00% | 802,957 | $207,002 | $262,246 | +$55,244 | +26.69% | |
| Vanguard Fiduciary Trust Co | 0.00% | 685,262 | $176,798 | $223,807 | +$47,009 | +26.59% | |
| Silverberg Bernstein Capital Management Llc | 0.07% | 658,915 | $169,868 | $215,202 | +$45,334 | +26.69% | |
| D. E. Shaw & Co., Inc. | 0.00% | 649,353 | $167,403 | $212,079 | +$44,676 | +26.69% | |
| Tenor Capital Management Co., L.P. | 0.00% | 500,000 | $128,900 | $163,300 | +$34,400 | +26.69% | |
| State Street Corp | 0.00% | 485,866 | $125,256 | $158,684 | +$33,428 | +26.69% | |
| Tudor Investment Corp Et Al | 0.00% | 392,236 | $101,118 | $128,104 | +$26,986 | +26.69% | |
| Jpmorgan Chase & Co | 0.00% | 376,695 | $97,828 | $123,029 | +$25,201 | +25.76% | |
| Qube Research & Technologies Ltd | 0.00% | 347,512 | $89,589 | $113,497 | +$23,908 | +26.69% | |
| Ieq Capital, Llc | 0.00% | 333,267 | $85,916 | $108,845 | +$22,929 | +26.69% | |
| North Star Investment Management Corp. | 0.00% | 264,620 | $68,219 | $86,425 | +$18,206 | +26.69% | |
| Northern Trust Corp | 0.00% | 263,559 | $67,946 | $86,078 | +$18,132 | +26.69% | |
| Morgan Stanley | 0.00% | 257,033 | $66,263 | $83,947 | +$17,684 | +26.69% | |
| Williams & Novak, Llc | 0.04% | 238,230 | $61,416 | $77,806 | +$16,390 | +26.69% | |
| Assenagon Asset Management S.A. | 0.00% | 204,014 | $52,595 | $66,631 | +$14,036 | +26.69% | |
| Barclays Plc | 0.00% | 172,639 | $44,505 | $56,384 | +$11,879 | +26.69% | |
| Xtx Topco Ltd | 0.00% | 160,899 | $41,480 | $52,550 | +$11,070 | +26.69% | |
| Mariner, Llc | 0.00% | 127,442 | $32,855 | $41,623 | +$8,768 | +26.69% | |
| Invesco Ltd. | 0.00% | 118,703 | $30,602 | $38,768 | +$8,166 | +26.69% | |
| Hsbc Holdings Plc | 0.00% | 111,442 | $28,986 | $36,397 | +$7,411 | +25.57% | |
| Wells Fargo & Company/Mn | 0.00% | 111,500 | $28,745 | $36,416 | +$7,671 | +26.69% | |
| Bank Of America Corp | 0.00% | 110,614 | $28,427 | $36,127 | +$7,700 | +27.09% | |
| Cerity Partners Llc | 0.00% | 104,735 | $27,000 | $34,206 | +$7,206 | +26.69% | |
| Schonfeld Strategic Advisors Llc | 0.00% | 87,678 | $22,603 | $28,636 | +$6,033 | +26.69% | |
| Wealth Enhancement Advisory Services, Llc | 0.00% | 94,961 | $19,148 | $31,014 | +$11,866 | +61.97% | |
| Tower Research Capital Llc (Trc) | 0.00% | 54,570 | $14,068 | $17,823 | +$3,755 | +26.69% | |
| Mercer Global Advisors Inc | 0.00% | 52,290 | $13,480 | $17,078 | +$3,598 | +26.69% | |
| Point72 Asset Management, L.P. | 0.00% | 47,552 | $12,259 | $15,530 | +$3,271 | +26.69% | |
| Stonex Group Inc. | 0.00% | 33,096 | $12,102 | $10,809 | -$1,293 | -10.68% | |
| Jacobs Levy Equity Management, Inc | 0.00% | 43,916 | $11,322 | $14,343 | +$3,021 | +26.68% | |
| Gabelli Funds Llc | 0.00% | 43,800 | $11,292 | $14,305 | +$3,013 | +26.68% | |
| Callan Family Office, Llc | 0.00% | 42,386 | $10,927 | $13,843 | +$2,916 | +26.69% | |
| Vanguard Global Advisers, Llc | 0.00% | 41,222 | $10,635 | $13,463 | +$2,828 | +26.59% |
Frequently asked questions about ARAY
Who owns the most ARAY stock?
The largest holders of ARAY are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for ACCURAY INC (ARAY).
Is ARAY widely held by superinvestors?
Many widely followed stocks like ARAY appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly ARAY is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.