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 |
|---|---|---|---|---|---|
| Public Employees Retirement Association of Colorado | 5,615 | $279.0K | 0.00% | 00.0% | Unchanged |
| Contravisory Investment Management, Inc. | 5,687 | $282.8K | 0.06% | −356−5.9% | Reduced |
| Thompson Davis & Co., Inc. | 5,725 | $284.6K | 0.22% | 00.0% | Unchanged |
| Quest Partners LLC | 5,817 | $289.2K | 0.03% | +3,593+161.6% | Added |
| O'Shaughnessy Asset Management, LLC | 6,283 | $312.4K | 0.00% | −1,152−15.5% | Reduced |
| Samalin Investment Counsel, LLC | 6,440 | $320.2K | 0.13% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 6,688 | $332.5K | 0.01% | −229−3.3% | Reduced |
| AQR Capital Management LLC | 6,846 | $340.4K | 0.00% | +350+5.4% | Added |
| CWM Advisors, LLC | 6,893 | $342.7K | 0.04% | +1,149+20.0% | Added |
| Wealth Enhancement Advisory Services, LLC | 6,945 | $345.3K | 0.00% | +1,545+28.6% | Added |
| Tiaa Trust, National Association | 7,375 | $366.7K | 0.00% | 00.0% | Unchanged |
| Stratos Wealth Partners, LTD. | 7,651 | $380.4K | 0.01% | −10−0.1% | Reduced |
| Mariner, LLC | 7,879 | $391.7K | 0.00% | +7,879 | New |
| Wellington Shields & Co., LLC | 7,900 | $392.8K | 0.12% | +7,900 | New |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 8,183 | $406.9K | 0.00% | +794+10.7% | Added |
| Pictet Asset Management Holding SA | 8,608 | $428.0K | 0.00% | +534+6.6% | Added |
| Mangrove Partners | 8,959 | $445.4K | 0.05% | +8,959 | New |
| Teacher Retirement System of Texas | 9,198 | $457.3K | 0.00% | +9,198 | New |
| HighTower Advisors, LLC | 9,345 | $464.6K | 0.00% | +548+6.2% | Added |
| Guidance Capital, Inc | 8,728 | $465.9K | 0.14% | +1,442+19.8% | Added |
| Mutual of America Capital Management LLC | 9,487 | $471.7K | 0.01% | −381−3.9% | Reduced |
| Navellier & Associates Inc | 9,165 | $486.9K | 0.07% | −336−3.5% | Reduced |
| Winton Group Ltd | 10,368 | $515.5K | 0.03% | +5,448+110.7% | Added |
| RSM US Wealth Management LLC | 10,465 | $520.3K | 0.01% | −345−3.2% | Reduced |
| Moran Wealth Management, LLC | 10,643 | $529.2K | 0.02% | +225+2.2% | Added |
| Vontobel Holding Ltd. | 10,993 | $546.6K | 0.00% | +1,409+14.7% | Added |
| Summit Financial, LLC | 11,219 | $557.8K | 0.02% | +108+1.0% | Added |
| Bank of Montreal | 11,341 | $563.9K | 0.00% | +2,778+32.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 11,523 | $572.9K | 0.00% | −3,749−24.5% | Reduced |
| Brave Asset Management Inc | 11,791 | $586.2K | 0.18% | 00.0% | Unchanged |
| Expect Equity LLC | 11,832 | $588.3K | 0.66% | +11,832 | New |
| Verition Fund Management LLC | 11,971 | $595.2K | 0.00% | −14,781−55.3% | Reduced |
| KLP Kapitalforvaltning AS | 12,100 | $601.6K | 0.00% | −1,000−7.6% | Reduced |
| SG Americas Securities, LLC | 13,337 | $663.0K | 0.00% | +9,409+239.5% | Added |
| Creative Planning | 13,955 | $693.8K | 0.00% | −2,168−13.4% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 14,083 | $700.2K | 0.01% | 00.0% | Unchanged |
| Steigerwald, Gordon & Koch Inc. | 14,370 | $714.5K | 0.08% | −1,100−7.1% | Reduced |
| CIBC World Markets Corp | 14,670 | $729.4K | 0.01% | +8,483+137.1% | Added |
| Oregon Public Employees Retirement Fund | 14,879 | $739.8K | 0.01% | −400−2.6% | Reduced |
| ProShare Advisors LLC | 15,552 | $773.2K | 0.00% | −4,354−21.9% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 15,589 | $775.1K | 0.00% | +1,682+12.1% | Added |
| Legato Capital Management LLC | 15,616 | $776.4K | 0.10% | +5,581+55.6% | Added |
| Natixis Advisors, L.P. | 15,704 | $781.0K | 0.00% | −8,835−36.0% | Reduced |
| Northwest & Ethical Investments L.P. | 16,553 | $821.7K | 0.02% | +12,078+269.9% | Added |
| Handelsbanken Fonder AB | 16,900 | $840.0K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 16,991 | $844.8K | 0.00% | 00.0% | Unchanged |
| Wellington Shields Capital Management, LLC | 17,300 | $860.2K | 0.16% | +17,300 | New |
| Federation des caisses Desjardins du Quebec | 17,624 | $876.9K | 0.00% | +1,200+7.3% | Added |
| Y-Intercept (Hong Kong) Ltd | 17,671 | $878.6K | 0.06% | +12,895+270.0% | Added |
| Arizona State Retirement System | 18,005 | $895.2K | 0.01% | −221−1.2% | Reduced |
| Amalgamated Bank | 18,596 | $925.0K | 0.01% | −618−3.2% | Reduced |
| Maryland State Retirement & Pension System | 18,981 | $943.7K | 0.02% | −2,957−13.5% | Reduced |
| LMR Partners LLP | 19,944 | $991.6K | 0.02% | +13,071+190.2% | Added |
| Westmount Partners, LLC | 20,000 | $994.4K | 0.30% | 00.0% | Unchanged |
| Sectoral Asset Management Inc | 20,000 | $994.4K | 0.77% | +20,000 | New |
| New York State Teachers Retirement System | 20,155 | $1.00M | 0.00% | −100−0.5% | Reduced |
| Voya Investment Management LLC | 20,902 | $1.04M | 0.00% | −459−2.1% | Reduced |
| Squarepoint Ops LLC | 21,480 | $1.07M | 0.00% | −27,299−56.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 21,628 | $1.08M | 0.00% | −10,686−33.1% | Reduced |
| Comerica Bank | 22,452 | $1.12M | 0.00% | −656−2.8% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 23,235 | $1.16M | 0.01% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 24,431 | $1.21M | 0.01% | −740−2.9% | Reduced |
| Steel Peak Wealth Management LLC | 25,120 | $1.25M | 0.05% | +120+0.5% | Added |
| State of Tennessee, Treasury Department | 25,659 | $1.28M | 0.00% | −892−3.4% | Reduced |
| Sterling Capital Management LLC | 26,110 | $1.30M | 0.02% | −7,418−22.1% | Reduced |
| Brookwood Investment Group LLC | 27,701 | $1.38M | 0.24% | +27,701 | New |
| Castleark Management LLC | 28,153 | $1.40M | 0.05% | −76,300−73.0% | Reduced |
| Janus Henderson Group PLC | 28,887 | $1.43M | 0.00% | −2,549−8.1% | Reduced |
| Louisiana State Employees Retirement System | 30,700 | $1.53M | 0.03% | −800−2.5% | Reduced |
| Ensign Peak Advisors, Inc | 31,806 | $1.58M | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 32,156 | $1.60M | 0.01% | +5,867+22.3% | Added |
| Two Sigma Advisers, LP | 33,000 | $1.64M | 0.00% | +8,900+36.9% | Added |
| Corebridge Financial, Inc. | 34,493 | $1.71M | 0.01% | −674−1.9% | Reduced |
| Zions Bancorporation, National Association | 34,877 | $1.73M | 0.11% | +34,877 | New |
| Oak Ridge Investments LLC | 35,464 | $1.76M | 0.15% | +35,464 | New |
| Scotia Capital Inc. | 35,632 | $1.77M | 0.01% | +7,234+25.5% | Added |
| State of Alaska, Department of Revenue | 36,096 | $1.79M | 0.02% | −932−2.5% | Reduced |
| E. Ohman J:or Asset Management AB | 36,258 | $1.80M | 0.05% | +5,300+17.1% | Added |
| Hilton Capital Management, LLC | 36,387 | $1.81M | 0.15% | +36,387 | New |
| White Pine Capital LLC | 37,242 | $1.85M | 0.64% | +106+0.3% | Added |
| Lido Advisors, LLC | 37,264 | $1.85M | 0.01% | −110.0% | Reduced |
| Illinois Municipal Retirement Fund | 38,404 | $1.91M | 0.03% | +3,142+8.9% | Added |
| Calamos Advisors LLC | 38,904 | $1.93M | 0.01% | −16,087−29.3% | Reduced |
| Manufacturers Life Insurance Company, The | 39,114 | $1.94M | 0.00% | +1,049+2.8% | Added |
| MetLife Investment Management | 39,323 | $1.96M | 0.01% | −646−1.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 39,341 | $1.96M | 0.00% | +1,699+4.5% | Added |
| Gilder Gagnon Howe & Co LLC | 39,467 | $1.96M | 0.03% | −998−2.5% | Reduced |
| Portland Investment Counsel Inc. | 40,000 | $1.99M | 0.60% | +3,000+8.1% | Added |
| HSBC Holdings PLC | 41,856 | $2.06M | 0.00% | −29,653−41.5% | Reduced |
| Prescott Group Capital Management, L.L.C. | 41,611 | $2.07M | 0.30% | 00.0% | Unchanged |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 42,637 | $2.12M | 0.00% | +42,637 | New |
| Knights of Columbus Asset Advisors LLC | 43,935 | $2.18M | 0.15% | +8,463+23.9% | Added |
| LPL Financial LLC | 45,260 | $2.24M | 0.00% | +38,942+616.4% | Added |
| Alberta Investment Management Corp | 45,460 | $2.26M | 0.02% | −1,143−2.5% | Reduced |
| Teachers Retirement System of the State of Kentucky | 45,902 | $2.28M | 0.02% | +2,280+5.2% | Added |
| Sapience Investments, LLC | 47,603 | $2.37M | 1.69% | +47,603 | New |
| Thrivent Financial for Lutherans | 47,849 | $2.38M | 0.01% | −2,504−5.0% | Reduced |
| Paradigm Capital Management Inc | 49,600 | $2.47M | 0.14% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 51,762 | $2.58M | 0.01% | +21,863+73.1% | Added |
| TD Asset Management Inc | 52,996 | $2.63M | 0.00% | +23,212+77.9% | Added |