RadNet, Inc.
RDNT- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0000790526
No open-market purchases or sales by RadNet, Inc. insiders were filed in the last 90 days; 328 institutions reported holding it in 13F filings for Q2 2026, worth $5.03B in total; Soros Fund Management is the only superinvestor holding it.
13F holders, Q1 2025
Institutional positions in RadNet, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 307
- −20 vs. Q4 2024
- Shares held
- 68.9M
- +5.22M (+8.2%) vs. Q4 2024
- Total value
- $3.43B
- −$1.02B (−22.9%) vs. Q4 2024
- New holders
- 45
- 122 more added
- Sold out
- 65
- 105 more reduced
3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting RDNT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 328 | $5.03B |
| Q1 2026 | 340 | $4.31B |
| Q4 2025 | 342 | $5.44B |
| Q3 2025 | 328 | $5.65B |
| Q2 2025 | 328 | $4.03B |
| Q1 2025 | 307 | $3.43B |
| Q4 2024 | 330 | $4.49B |
| Q3 2024 | 303 | $4.42B |
| Q2 2024 | 277 | $3.60B |
| Q1 2024 | 277 | $2.91B |
| Q4 2023 | 214 | $1.86B |
| Q3 2023 | 191 | $1.49B |
| Q2 2023 | 185 | $1.66B |
| Q1 2023 | 152 | $1.00B |
| Q4 2022 | 145 | $744.5M |
| Q3 2022 | 153 | $798.7M |
| Q2 2022 | 152 | $672.9M |
| Q1 2022 | 164 | $847.5M |
| Q4 2021 | 171 | $1.08B |
| Q3 2021 | 179 | $1.04B |
| Q2 2021 | 169 | $1.20B |
| Q1 2021 | 142 | $764.5M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| T. Rowe Price Investment Management, Inc. | 1,657,613 | $82.4M | 0.05% | +743,922+81.4% | Added |
| Allspring Global Investments Holdings, LLC | 1,689,275 | $85.5M | 0.15% | +213,280+14.4% | Added |
| RTW Investments, LP | 2,317,582 | $115.2M | 1.76% | +339,000+17.1% | Added |
| State Street Corp | 2,479,532 | $123.3M | 0.01% | −70,931−2.8% | Reduced |
| Beck Mack & Oliver LLC | 3,280,449 | $163.1M | 3.26% | +211,570+6.9% | Added |
| Vanguard Group Inc | 7,299,327 | $362.9M | 0.01% | −125,891−1.7% | Reduced |
| BlackRock, Inc. | 9,985,471 | $496.5M | 0.01% | +169,988+1.7% | Added |
| Munro Partners | 0 | $0 | 0.00% | −444,960−100.0% | Sold out |
| Ci Investments Inc. | 0 | $0 | 0.00% | −279,522−100.0% | Sold out |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0 | $0 | 0.00% | −181,345−100.0% | Sold out |
| EAM Global Investors LLC | 0 | $0 | 0.00% | −96,254−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −61,004−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −53,556−100.0% | Sold out |
| Lisanti Capital Growth, LLC | 0 | $0 | 0.00% | −44,745−100.0% | Sold out |
| NewGen Asset Management Ltd | 0 | $0 | 0.00% | −43,200−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −35,983−100.0% | Sold out |
| Connective Portfolio Management, LLC | 0 | $0 | 0.00% | −31,165−100.0% | Sold out |
| Harvest Investment Services, LLC | 0 | $0 | 0.00% | −29,522−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −25,881−100.0% | Sold out |
| Virtue Capital Management, LLC | 0 | $0 | 0.00% | −20,628−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −20,329−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −18,850−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −18,465−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −17,932−100.0% | Sold out |
| Main Management ETF Advisors, LLC | 0 | $0 | 0.00% | −12,816−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −12,293−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −12,247−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −11,302−100.0% | Sold out |
| Bleakley Financial Group, LLC | 0 | $0 | 0.00% | −9,853−100.0% | Sold out |
| Harvest Fund Management Co., Ltd | 0 | $0 | 0.00% | −9,330−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −8,277−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −8,184−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −7,728−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −6,212−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −5,324−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −5,196−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −4,892−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −4,765−100.0% | Sold out |
| Bayesian Capital Management, LP | 0 | $0 | 0.00% | −4,563−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −4,401−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −4,292−100.0% | Sold out |
| Excalibur Management Corp | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Everence Capital Management Inc | 0 | $0 | 0.00% | −3,960−100.0% | Sold out |
| Yorktown Management & Research Co Inc | 0 | $0 | 0.00% | −3,900−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −3,854−100.0% | Sold out |
| NewEdge Wealth, LLC | 0 | $0 | 0.00% | −3,544−100.0% | Sold out |
| Kestra Private Wealth Services, LLC | 0 | $0 | 0.00% | −3,518−100.0% | Sold out |
| Profund Advisors LLC | 0 | $0 | 0.00% | −3,467−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −3,400−100.0% | Sold out |
| Mount Yale Investment Advisors, LLC | 0 | $0 | 0.00% | −3,395−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −3,305−100.0% | Sold out |
| Avantax Advisory Services, Inc. | 0 | $0 | 0.00% | −3,292−100.0% | Sold out |
| Sanctuary Advisors, LLC | 0 | $0 | 0.00% | −3,352−100.0% | Sold out |
| Mutual Advisors, LLC | 0 | $0 | 0.00% | −3,557−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −3,002−100.0% | Sold out |
| D.A. Davidson & Co. | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Bell & Brown Wealth Advisors, LLC | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −2,672−100.0% | Sold out |
| Twin Tree Management, LP | 0 | $0 | 0.00% | −1,518−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −620−100.0% | Sold out |
| USA Financial Portformulas Corp | 0 | $0 | 0.00% | −435−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −442−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −336−100.0% | Sold out |
| Van Hulzen Asset Management, LLC | 0 | $0 | 0.00% | −329−100.0% | Sold out |
| LGT Financial Advisors LLC | 0 | $0 | 0.00% | −144−100.0% | Sold out |
| Hillsdale Investment Management Inc. | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −93−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −90−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −78−100.0% | Sold out |
| Toth Financial Advisory Corp | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| Synergy Financial Management, LLC | 0 | $0 | 0.00% | −19−100.0% | Sold out |
| Center for Financial Planning, Inc. | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Nuveen Asset Management, LLC | – | – | – | – | Not filed |
| Hanseatic Management Services Inc | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |