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 2024
Institutional positions in RadNet, Inc. as of Mar 31, 2024. 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
- 277
- +64 vs. Q4 2023
- Shares held
- 59.8M
- +6.62M (+12.4%) vs. Q4 2023
- Total value
- $2.91B
- +$1.06B (+57.6%) vs. Q4 2023
- New holders
- 79
- 90 more added
- Sold out
- 15
- 73 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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 2024
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Steigerwald, Gordon & Koch Inc. | 6,094 | $296.5K | 0.04% | +6,094 | New |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 5,957 | $289.9K | 0.00% | +5,957 | New |
| Schonfeld Strategic Advisors LLC | 5,937 | $288.9K | 0.00% | +5,937 | New |
| Boothbay Fund Management, LLC | 5,881 | $286.2K | 0.01% | +5,881 | New |
| Thompson Davis & Co., Inc. | 5,825 | $283.4K | 0.19% | +5,825 | New |
| O'Shaughnessy Asset Management, LLC | 5,626 | $273.8K | 0.00% | +5,626 | New |
| Corton Capital Inc. | 5,608 | $272.9K | 0.10% | −1,224−17.9% | Reduced |
| Pearl River Capital, LLC | 5,231 | $254.5K | 0.04% | +5,231 | New |
| Teza Capital Management LLC | 5,117 | $249.0K | 0.03% | +5,117 | New |
| O'Rourke & Company, Inc | 5,025 | $245.0K | 0.14% | +5,025 | New |
| Alpha Cubed Investments, LLC | 4,999 | $243.3K | 0.01% | −5,001−50.0% | Reduced |
| AQR Capital Management LLC | 4,971 | $241.9K | 0.00% | +4,971 | New |
| Entropy Technologies, LP | 4,682 | $227.8K | 0.02% | +4,682 | New |
| Crossmark Global Holdings, Inc. | 4,626 | $226.0K | 0.00% | +4,626 | New |
| Shell Asset Management Co | 3,776 | $222.0K | 0.01% | −386−9.3% | Reduced |
| Northwest & Ethical Investments L.P. | 4,561 | $221.9K | 0.01% | +4,561 | New |
| Los Angeles Capital Management LLC | 4,483 | $218.1K | 0.00% | +4,483 | New |
| Verition Fund Management LLC | 4,425 | $215.3K | 0.00% | +4,425 | New |
| Wolverine Trading, LLC | 4,418 | $215.0K | 0.00% | +4,418 | New |
| MQS Management LLC | 4,257 | $207.1K | 0.12% | +4,257 | New |
| Inceptionr LLC | 4,249 | $206.8K | 0.05% | +4,249 | New |
| XTX Topco Ltd | 4,204 | $204.6K | 0.03% | +4,204 | New |
| CI Private Wealth, LLC | 4,197 | $204.2K | 0.00% | +4,197 | New |
| FNY Investment Advisers, LLC | 4,200 | $204.0K | 0.13% | +4,200 | New |
| SG Americas Securities, LLC | 3,637 | $177.0K | 0.00% | +291+8.7% | Added |
| State of Wyoming | 3,342 | $162.6K | 0.03% | −502−13.1% | Reduced |
| Metropolitan Life Insurance Co | 3,299 | $160.5K | 0.01% | −162−4.7% | Reduced |
| Assetmark, Inc | 2,703 | $131.5K | 0.00% | −480−15.1% | Reduced |
| Lazard Asset Management LLC | 2,240 | $108.0K | 0.00% | −126−5.3% | Reduced |
| The PNC Financial Services Group, Inc. | 2,035 | $99.0K | 0.00% | +78+4.0% | Added |
| KBC Group NV | 1,814 | $88.0K | 0.00% | 00.0% | Unchanged |
| Leonteq Securities AG | 1,686 | $82.0K | 0.01% | +1,686 | New |
| IFP Advisors, Inc | 1,220 | $59.4K | 0.00% | 00.0% | Unchanged |
| Highline Wealth Partners LLC | 1,000 | $48.7K | 0.02% | +1,000 | New |
| Ronald Blue Trust, Inc. | 776 | $37.8K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 747 | $36.3K | 0.00% | −375−33.4% | Reduced |
| National Bank of Canada | 600 | $33.1K | 0.00% | +600 | New |
| STRS Ohio | 600 | $29.0K | 0.00% | +600 | New |
| Brown Brothers Harriman & Co | 550 | $26.8K | 0.00% | +550 | New |
| GAMMA Investing LLC | 495 | $24.1K | 0.00% | +248+100.4% | Added |
| Signaturefd, LLC | 413 | $20.1K | 0.00% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 392 | $19.1K | 0.00% | −49−11.1% | Reduced |
| Fifth Third Bancorp | 284 | $13.8K | 0.00% | +12+4.4% | Added |
| Quarry LP | 274 | $13.3K | 0.01% | +274 | New |
| CIBC Private Wealth Group, LLC | 255 | $12.3K | 0.00% | +255 | New |
| Quest Partners LLC | 221 | $10.8K | 0.00% | +221 | New |
| Smartleaf Asset Management LLC | 168 | $8.15K | 0.00% | +168 | New |
| Versant Capital Management, Inc | 155 | $7.54K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 134 | $6.52K | 0.00% | +82+157.7% | Added |
| Principal Securities, Inc. | 124 | $6.03K | 0.00% | −86−41.0% | Reduced |
| CWM, LLC | 122 | $6.00K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 115 | $5.60K | 0.00% | 00.0% | Unchanged |
| LGT Financial Advisors LLC | 112 | $5.45K | 0.01% | 00.0% | Unchanged |
| Proequities, Inc. | 104 | $5.06K | 0.00% | +60+136.4% | Added |
| Group One Trading, L.P. | 100 | $4.87K | 0.00% | +100 | New |
| Nisa Investment Advisors, LLC | 97 | $4.72K | 0.00% | +47+94.0% | Added |
| Parallel Advisors, LLC | 88 | $4.28K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 77 | $3.75K | 0.00% | +77 | New |
| Denali Advisors LLC | 69 | $3.36K | 0.00% | −5−6.8% | Reduced |
| Massmutual Trust Co FSB | 55 | $2.68K | 0.00% | +25+83.3% | Added |
| Farmers & Merchants Investments Inc | 35 | $1.70K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 32 | $1.54K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 28 | $1.36K | 0.00% | +28 | New |
| Parkside Financial Bank & Trust | 26 | $1.27K | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 16 | $1.00K | 0.00% | +12+300.0% | Added |
| Allworth Financial LP | 14 | $682 | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 12 | $584 | 0.00% | +10+500.0% | Added |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 12 | $583 | 0.00% | +12 | New |
| Abound Wealth Management | 9 | $438 | 0.00% | 00.0% | Unchanged |
| Institutional & Family Asset Management, LLC | 7 | $341 | 0.00% | +7 | New |
| Rothschild Investment LLC | 5 | $243 | 0.00% | +5 | New |
| SJS Investment Consulting Inc. | 3 | $146 | 0.00% | 00.0% | Unchanged |
| DiNuzzo Private Wealth, Inc. | 3 | $146 | 0.00% | +3 | New |
| Huntington National Bank | 1 | $49 | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 1 | $49 | 0.00% | +1 | New |
| Sofos Investments, Inc. | 1 | $45 | 0.00% | −8−88.9% | Reduced |
| SageView Advisory Group, LLC | 9,602 | – | – | +9,602 | New |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −891,100−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −43,369−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −21,864−100.0% | Sold out |
| Yorktown Management & Research Co Inc | 0 | $0 | 0.00% | −19,500−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −16,654−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −10,043−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −8,276−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −8,238−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −7,043−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −6,897−100.0% | Sold out |
| West Tower Group, LLC | 0 | $0 | 0.00% | −1,370−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −240−100.0% | Sold out |
| Glassman Wealth Services | 0 | $0 | 0.00% | −155−100.0% | Sold out |
| Bokf, NA | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| AdvisorNet Financial, Inc | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Putnam Investments LLC | – | – | – | – | Not filed |