ARAY — ACCURAY INC
Public company
InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.
Sourced from SEC EDGAR public filings
About ACCURAY INC (ARAY)
ACCURAY INC (ARAY) appears in the most recent 13F filings of 3 tracked institutional investors. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $1M. Across recent filings, tracked investors recorded 4 new positions, 1 increased, 1 reduced, and 0 exited. All data sourced from SEC 13F filings.
Based on recent institutional activity in ARAY
How many top investors track ARAY
A small number of top investors own this.
ARAY Ownership Composition
How ACCURAY INC is held across tracked investor types, based on reported 13F positions.
- Other100.0%
Tracked investors reporting ARAY
- Ken GriffinMar 31, 2026Citadel AdvisorsShares28.6KValue$11.1K% Portfolio0.00%
- Paul Tudor JonesMar 31, 2026Tudor Investment CorpShares211.6KValue$82.1K% Portfolio0.00%
- Izzy EnglanderDec 31, 2025Millennium ManagementShares10.4KValue$8.6K% Portfolio0.00%
Recent activity
- $174.5KFeb 17, 2026
- $82.1KMay 15, 2026
- $8.6KFeb 17, 2026
- Reduced$11.1K(-98.08%)May 15, 2026
- Increased$1.2M(124.43%)Feb 17, 2026
- New$1.1MNov 14, 2025
Frequently asked questions
- How many institutional investors hold ARAY?
- 3 tracked institutional investors disclosed a position in ARAY (ACCURAY INC) in their most recent 13F filing.
- Who is the largest institutional holder of ARAY?
- Ken Griffin, Citadel Advisors, holds the largest disclosed position in ARAY, valued at $1M.
- Did institutional ownership of ARAY increase or decrease?
- Across recent 13F filings, tracked investors recorded 4 new positions, 1 increased, 1 reduced, and 0 fully exited ARAY.
- Where does this ARAY ownership data come from?
- SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.