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 |
|---|---|---|---|---|---|
| Sofos Investments, Inc. | 1 | $45 | 0.00% | −8−88.9% | Reduced |
| Huntington National Bank | 1 | $49 | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Wealth Management Co | 1 | $49 | 0.00% | +1 | New |
| SJS Investment Consulting Inc. | 3 | $146 | 0.00% | 00.0% | Unchanged |
| DiNuzzo Private Wealth, Inc. | 3 | $146 | 0.00% | +3 | New |
| Rothschild Investment LLC | 5 | $243 | 0.00% | +5 | New |
| Institutional & Family Asset Management, LLC | 7 | $341 | 0.00% | +7 | New |
| Abound Wealth Management | 9 | $438 | 0.00% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 12 | $583 | 0.00% | +12 | New |
| JFS Wealth Advisors, LLC | 12 | $584 | 0.00% | +10+500.0% | Added |
| Allworth Financial LP | 14 | $682 | 0.00% | 00.0% | Unchanged |
| Covestor Ltd | 16 | $1.00K | 0.00% | +12+300.0% | Added |
| Parkside Financial Bank & Trust | 26 | $1.27K | 0.00% | 00.0% | Unchanged |
| Umb Bank N A | 28 | $1.36K | 0.00% | +28 | New |
| Farther Finance Advisors, LLC | 32 | $1.54K | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 35 | $1.70K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 55 | $2.68K | 0.00% | +25+83.3% | Added |
| Denali Advisors LLC | 69 | $3.36K | 0.00% | −5−6.8% | Reduced |
| US Bancorp | 77 | $3.75K | 0.00% | +77 | New |
| Parallel Advisors, LLC | 88 | $4.28K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 97 | $4.72K | 0.00% | +47+94.0% | Added |
| Group One Trading, L.P. | 100 | $4.87K | 0.00% | +100 | New |
| Proequities, Inc. | 104 | $5.06K | 0.00% | +60+136.4% | Added |
| LGT Financial Advisors LLC | 112 | $5.45K | 0.01% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 115 | $5.60K | 0.00% | 00.0% | Unchanged |
| CWM, LLC | 122 | $6.00K | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 124 | $6.03K | 0.00% | −86−41.0% | Reduced |
| Lindbrook Capital, LLC | 134 | $6.52K | 0.00% | +82+157.7% | Added |
| Versant Capital Management, Inc | 155 | $7.54K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 168 | $8.15K | 0.00% | +168 | New |
| Quest Partners LLC | 221 | $10.8K | 0.00% | +221 | New |
| CIBC Private Wealth Group, LLC | 255 | $12.3K | 0.00% | +255 | New |
| Quarry LP | 274 | $13.3K | 0.01% | +274 | New |
| Fifth Third Bancorp | 284 | $13.8K | 0.00% | +12+4.4% | Added |
| Public Employees Retirement System of Ohio | 392 | $19.1K | 0.00% | −49−11.1% | Reduced |
| Signaturefd, LLC | 413 | $20.1K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 495 | $24.1K | 0.00% | +248+100.4% | Added |
| Brown Brothers Harriman & Co | 550 | $26.8K | 0.00% | +550 | New |
| STRS Ohio | 600 | $29.0K | 0.00% | +600 | New |
| National Bank of Canada | 600 | $33.1K | 0.00% | +600 | New |
| Advisor Group Holdings, Inc. | 747 | $36.3K | 0.00% | −375−33.4% | Reduced |
| Ronald Blue Trust, Inc. | 776 | $37.8K | 0.00% | 00.0% | Unchanged |
| Highline Wealth Partners LLC | 1,000 | $48.7K | 0.02% | +1,000 | New |
| IFP Advisors, Inc | 1,220 | $59.4K | 0.00% | 00.0% | Unchanged |
| Leonteq Securities AG | 1,686 | $82.0K | 0.01% | +1,686 | New |
| KBC Group NV | 1,814 | $88.0K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,035 | $99.0K | 0.00% | +78+4.0% | Added |
| Lazard Asset Management LLC | 2,240 | $108.0K | 0.00% | −126−5.3% | Reduced |
| Assetmark, Inc | 2,703 | $131.5K | 0.00% | −480−15.1% | Reduced |
| Metropolitan Life Insurance Co | 3,299 | $160.5K | 0.01% | −162−4.7% | Reduced |
| State of Wyoming | 3,342 | $162.6K | 0.03% | −502−13.1% | Reduced |
| SG Americas Securities, LLC | 3,637 | $177.0K | 0.00% | +291+8.7% | Added |
| FNY Investment Advisers, LLC | 4,200 | $204.0K | 0.13% | +4,200 | New |
| CI Private Wealth, LLC | 4,197 | $204.2K | 0.00% | +4,197 | New |
| XTX Topco Ltd | 4,204 | $204.6K | 0.03% | +4,204 | New |
| Inceptionr LLC | 4,249 | $206.8K | 0.05% | +4,249 | New |
| MQS Management LLC | 4,257 | $207.1K | 0.12% | +4,257 | New |
| Wolverine Trading, LLC | 4,418 | $215.0K | 0.00% | +4,418 | New |
| Verition Fund Management LLC | 4,425 | $215.3K | 0.00% | +4,425 | New |
| Los Angeles Capital Management LLC | 4,483 | $218.1K | 0.00% | +4,483 | New |
| Northwest & Ethical Investments L.P. | 4,561 | $221.9K | 0.01% | +4,561 | New |
| Shell Asset Management Co | 3,776 | $222.0K | 0.01% | −386−9.3% | Reduced |
| Crossmark Global Holdings, Inc. | 4,626 | $226.0K | 0.00% | +4,626 | New |
| Entropy Technologies, LP | 4,682 | $227.8K | 0.02% | +4,682 | New |
| AQR Capital Management LLC | 4,971 | $241.9K | 0.00% | +4,971 | New |
| Alpha Cubed Investments, LLC | 4,999 | $243.3K | 0.01% | −5,001−50.0% | Reduced |
| O'Rourke & Company, Inc | 5,025 | $245.0K | 0.14% | +5,025 | New |
| Teza Capital Management LLC | 5,117 | $249.0K | 0.03% | +5,117 | New |
| Pearl River Capital, LLC | 5,231 | $254.5K | 0.04% | +5,231 | New |
| Corton Capital Inc. | 5,608 | $272.9K | 0.10% | −1,224−17.9% | Reduced |
| O'Shaughnessy Asset Management, LLC | 5,626 | $273.8K | 0.00% | +5,626 | New |
| Thompson Davis & Co., Inc. | 5,825 | $283.4K | 0.19% | +5,825 | New |
| Boothbay Fund Management, LLC | 5,881 | $286.2K | 0.01% | +5,881 | New |
| Schonfeld Strategic Advisors LLC | 5,937 | $288.9K | 0.00% | +5,937 | New |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 5,957 | $289.9K | 0.00% | +5,957 | New |
| Steigerwald, Gordon & Koch Inc. | 6,094 | $296.5K | 0.04% | +6,094 | New |
| Contravisory Investment Management, Inc. | 6,220 | $302.7K | 0.07% | +5,875+1,702.9% | Added |
| Ameritas Investment Partners, Inc. | 6,237 | $303.5K | 0.01% | 00.0% | Unchanged |
| Seven Eight Capital, LP | 6,279 | $305.5K | 0.03% | +6,279 | New |
| Eqis Capital Management, Inc. | 6,411 | $312.0K | 0.03% | −1,873−22.6% | Reduced |
| Samalin Investment Counsel, LLC | 6,440 | $313.4K | 0.15% | 00.0% | Unchanged |
| IHT Wealth Management, LLC | 6,448 | $313.8K | 0.01% | +6,448 | New |
| Deerfield Management Company, L.P. (Series C) | 6,462 | $314.4K | 0.01% | +6,462 | New |
| Fox Run Management, L.L.C. | 6,492 | $315.9K | 0.07% | +6,492 | New |
| Teacher Retirement System of Texas | 6,638 | $323.0K | 0.00% | −4,750−41.7% | Reduced |
| Edgestream Partners, L.P. | 6,657 | $323.9K | 0.02% | +6,657 | New |
| Bank of Montreal | 6,687 | $325.7K | 0.00% | +400+6.4% | Added |
| Beverly Hills Private Wealth, LLC | 7,000 | $340.6K | 0.08% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 7,020 | $341.6K | 0.00% | +737+11.7% | Added |
| Pictet Asset Management Holding SA | 7,028 | $342.0K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 13,671 | $342.2K | 0.00% | −3,320−19.5% | Reduced |
| Premier Fund Managers Ltd | 7,082 | $343.0K | 0.01% | +7,082 | New |
| SG Capital Management LLC | 7,101 | $345.5K | 0.11% | −78,324−91.7% | Reduced |
| MML Investors Services, LLC | 7,286 | $355.0K | 0.00% | +7,286 | New |
| Tiaa Trust, National Association | 7,375 | $358.9K | 0.00% | 00.0% | Unchanged |
| CWM Advisors, LLC | 7,376 | $358.9K | 0.04% | −3,907−34.6% | Reduced |
| Moran Wealth Management, LLC | 7,420 | $361.1K | 0.01% | +629+9.3% | Added |
| Lombard Odier Asset Management (USA) Corp | 8,127 | $395.5K | 0.06% | +8,127 | New |
| Stratos Wealth Partners, LTD. | 8,366 | $407.1K | 0.01% | −43−0.5% | Reduced |
| Quantbot Technologies LP | 8,493 | $413.3K | 0.02% | +8,493 | New |