RadNet Inc (RDNT)
Healthcare
Diagnostics & Research
63.80 $
Closing price · As of: 31. Jul 2026
Who owns RadNet Inc (RDNT)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 84.2% of the shares are freely tradable; institutional investors hold 100.1%.
Ownership Structure
Institutional ownership
Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
100.1%
Float
Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
84.2%
Short % of float
Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
13.3%
Shares Outstanding
Total number of shares issued. Price times share count gives market cap.
79Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 12.82 | 10,035,734 | +0.1 | 03/31/2026 |
| Vanguard Group Inc | 9.53 | 7,463,101 | -0.3 | 12/31/2025 |
| RTW INVESTMENTS, LLC | 5.47 | 4,285,000 | +8.8 | 03/31/2026 |
| T. Rowe Price Associates, Inc. | 5.31 | 4,154,863 | +53.9 | 03/31/2026 |
| Vanguard Portfolio Management, LLC | 4.98 | 3,899,127 | +0.0 | 03/31/2026 |
| Beck, Mack & Oliver LLC | 4.05 | 3,166,192 | -2.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.97 | 3,111,012 | +0.0 | 03/31/2026 |
| State Street Corp | 3.39 | 2,651,598 | +2.8 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.41 | 4,232,141 | +0.0 | 05/29/2026 |
| Vanguard Total Stock Mkt Idx Inv | 2.83 | 2,218,200 | +0.3 | 04/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.