ACCURAY INC DEL (ARAY): Institutional Ownership
Hedge funds and institutional managers reporting a position in ARAY · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
11
13F filers
Aggregate Value
$1.2M
Across holders
Last Price
$0.26
2026-06-26
Sector
Health Care
GICS
Holder activity4 new1 added5 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 2.29M | $889K | 71.6% | 0.0% | Reduced | $-63K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 38K | $113K | 9.1% | 0.0% | New | — | Q1 2023 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 212K | $82K | 6.6% | 0.0% | Unchanged | +$0 | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 132K | $51K | 4.1% | 0.0% | Reduced | $-63K | Q1 2026 |
| PRIMECAP MANAGEMENT CO/CA/ CIK 0000763212 | Institutional Manager | 34K | $46K | 3.7% | 0.0% | New | — | Q2 2025 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 22K | $18K | 1.5% | 0.0% | New | — | Q4 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 29K | $11K | 0.9% | 0.0% | Added | +$3K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 29K | $11K | 0.9% | 0.0% | Reduced | $-220K | Q1 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 12K | $10K | 0.8% | 0.0% | New | — | Q4 2025 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 23K | $9K | 0.7% | 0.0% | Reduced | $-83K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 41 | $16 | 0.0% | 0.0% | Reduced | $-288 | Q1 2026 |
Reduced
Hedge Fund
$889K· 71.6% of total· 0.0% port· 2.29M sh· $-63K QoQ· Q1 2026
New
Hedge Fund
$113K· 9.1% of total· 0.0% port· 38K sh· — QoQ· Q1 2023
Unchanged
Hedge Fund
$82K· 6.6% of total· 0.0% port· 212K sh· +$0 QoQ· Q1 2026
Reduced
Hedge Fund
$51K· 4.1% of total· 0.0% port· 132K sh· $-63K QoQ· Q1 2026
New
Institutional Manager
$46K· 3.7% of total· 0.0% port· 34K sh· — QoQ· Q2 2025
New
Hedge Fund
$18K· 1.5% of total· 0.0% port· 22K sh· — QoQ· Q4 2025
Added
Hedge Fund
$11K· 0.9% of total· 0.0% port· 29K sh· +$3K QoQ· Q1 2026
Reduced
Hedge Fund
$11K· 0.9% of total· 0.0% port· 29K sh· $-220K QoQ· Q1 2026
New
Institutional Manager
$10K· 0.8% of total· 0.0% port· 12K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$9K· 0.7% of total· 0.0% port· 23K sh· $-83K QoQ· Q1 2026
Reduced
Hedge Fund
$16· 0.0% of total· 0.0% port· 41 sh· $-288 QoQ· Q1 2026