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, Q4 2025
Institutional positions in RadNet, Inc. as of Dec 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
- 342
- +21 vs. Q3 2025
- Shares held
- 76.2M
- +2.21M (+3.0%) vs. Q3 2025
- Total value
- $5.44B
- −$202.4M (−3.6%) vs. Q3 2025
- New holders
- 53
- 122 more added
- Sold out
- 32
- 115 more reduced
7 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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, Q4 2025
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ensign Peak Advisors, Inc | 3,856 | $275.1K | 0.00% | −8,450−68.7% | Reduced |
| CIBC Asset Management Inc | 3,874 | $276.4K | 0.00% | +3,874 | New |
| Los Angeles Capital Management LLC | 3,636 | $276.7K | 0.00% | −20−0.5% | Reduced |
| Everence Capital Management Inc | 3,960 | $283.0K | 0.02% | 00.0% | Unchanged |
| Excalibur Management Corp | 4,000 | $285.4K | 0.10% | 00.0% | Unchanged |
| Spears Abacus Advisors LLC | 4,100 | $292.5K | 0.01% | 00.0% | Unchanged |
| Sanctuary Advisors, LLC | 4,103 | $292.7K | 0.00% | −516−11.2% | Reduced |
| CIBC World Markets Inc. | 4,264 | $304.2K | 0.00% | +4,264 | New |
| Colony Group, LLC | 4,272 | $304.8K | 0.00% | +4,272 | New |
| Mackenzie Financial Corp | 4,279 | $305.3K | 0.00% | +52+1.2% | Added |
| Thompson Davis & Co., Inc. | 4,300 | $306.8K | 0.18% | 00.0% | Unchanged |
| CIBC World Markets Corp | 4,519 | $322.4K | 0.00% | +4,519 | New |
| STRS Ohio | 4,700 | $335.3K | 0.00% | −900−16.1% | Reduced |
| Beverly Hills Private Wealth, LLC | 4,700 | $335.3K | 0.06% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 4,749 | $338.8K | 0.01% | −10,421−68.7% | Reduced |
| Evergreen Capital Management LLC | 4,884 | $348.5K | 0.01% | −686−12.3% | Reduced |
| Taproot Management LP | 4,920 | $351.0K | 0.06% | +4,920 | New |
| Miracle Mile Advisors, LLC | 5,003 | $357.0K | 0.01% | 00.0% | Unchanged |
| Profund Advisors LLC | 5,036 | $359.3K | 0.01% | +1,815+56.3% | Added |
| Crossmark Global Holdings, Inc. | 5,048 | $360.2K | 0.01% | +163+3.3% | Added |
| Quadrant Capital Group LLC | 5,048 | $360.2K | 0.01% | +6+0.1% | Added |
| Impact Capital Partners LLC | 5,089 | $363.1K | 0.11% | −20.0% | Reduced |
| Navellier & Associates Inc | 5,129 | $366.0K | 0.04% | 00.0% | Unchanged |
| Yorktown Management & Research Co Inc | 5,350 | $381.7K | 0.31% | 00.0% | Unchanged |
| Xponance, Inc. | 5,372 | $383.3K | 0.00% | +4+0.1% | Added |
| Ameritas Investment Partners, Inc. | 5,545 | $395.6K | 0.01% | −161−2.8% | Reduced |
| Bank of Montreal | 5,557 | $396.5K | 0.00% | +180+3.3% | Added |
| Public Employees Retirement Association of Colorado | 5,615 | $401.0K | 0.00% | 00.0% | Unchanged |
| Canada Pension Plan Investment Board | 5,700 | $406.7K | 0.00% | +5,700 | New |
| Foundations Investment Advisors, LLC | 5,924 | $422.7K | 0.01% | +5,924 | New |
| CI Private Wealth, LLC | 6,059 | $432.4K | 0.00% | +2,035+50.6% | Added |
| Cetera Investment Advisers | 6,185 | $441.3K | 0.00% | +603+10.8% | Added |
| New Age Alpha Advisors, LLC | 6,192 | $441.8K | 0.02% | +2,995+93.7% | Added |
| Oppenheimer & Co Inc | 6,229 | $444.4K | 0.01% | +6,229 | New |
| Samalin Investment Counsel, LLC | 6,440 | $459.5K | 0.16% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 6,463 | $461.1K | 0.00% | +1,174+22.2% | Added |
| CWM Advisors, LLC | 6,589 | $470.1K | 0.04% | +669+11.3% | Added |
| O'Shaughnessy Asset Management, LLC | 6,687 | $477.1K | 0.00% | +1,038+18.4% | Added |
| Stratos Wealth Partners, LTD. | 6,931 | $494.5K | 0.01% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 7,078 | $505.0K | 0.00% | −244−3.3% | Reduced |
| The PNC Financial Services Group, Inc. | 7,185 | $512.6K | 0.00% | −246−3.3% | Reduced |
| Advisors Asset Management, Inc. | 7,272 | $518.9K | 0.01% | +7,272 | New |
| Tiaa Trust, National Association | 7,375 | $526.2K | 0.00% | 00.0% | Unchanged |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 7,493 | $534.6K | 0.00% | +1,207+19.2% | Added |
| Simplex Trading, LLC | 7,549 | $538.6K | 0.02% | +7,549 | New |
| Mutual of America Capital Management LLC | 7,936 | $566.2K | 0.01% | +182+2.3% | Added |
| Oppenheimer Asset Management Inc. | 7,958 | $567.8K | 0.01% | −113−1.4% | Reduced |
| Truist Financial Corp | 8,250 | $588.6K | 0.00% | +610+8.0% | Added |
| Northwest & Ethical Investments L.P. | 8,927 | $638.2K | 0.01% | −7,626−46.1% | Reduced |
| Guidance Capital, Inc | 8,864 | $646.8K | 0.16% | −225−2.5% | Reduced |
| Steigerwald, Gordon & Koch Inc. | 9,295 | $663.2K | 0.06% | +1,320+16.6% | Added |
| Fulton Bank, N.A. | 9,350 | $667.1K | 0.02% | +2,081+28.6% | Added |
| Susquehanna International Group, LLP | 9,375 | $668.9K | 0.00% | +6,315+206.4% | Added |
| Royal Palms Capital LLC | 10,000 | $713.5K | 0.85% | +10,000 | New |
| Maryland State Retirement & Pension System | 10,190 | $727.1K | 0.01% | +238+2.4% | Added |
| Entropy Technologies, LP | 10,312 | $735.8K | 0.04% | +10,312 | New |
| Ellsworth Advisors, LLC | 10,158 | $741.4K | 0.15% | +10,158 | New |
| Pictet Asset Management Holding SA | 10,405 | $742.4K | 0.00% | +603+6.2% | Added |
| Assenagon Asset Management S.A. | 10,590 | $755.6K | 0.00% | +10,590 | New |
| Sectoral Asset Management Inc | 11,000 | $784.9K | 0.63% | +1,000+10.0% | Added |
| Magnetar Financial LLC | 11,094 | $791.6K | 0.01% | +11,094 | New |
| Edgestream Partners, L.P. | 11,138 | $794.7K | 0.02% | +11,138 | New |
| HighTower Advisors, LLC | 11,486 | $819.5K | 0.00% | +561+5.1% | Added |
| Mangrove Partners | 11,694 | $834.4K | 0.07% | +11,694 | New |
| Brave Asset Management Inc | 11,791 | $841.3K | 0.20% | 00.0% | Unchanged |
| Summit Financial, LLC | 12,563 | $896.4K | 0.01% | +166+1.3% | Added |
| ProShare Advisors LLC | 13,294 | $948.5K | 0.00% | +411+3.2% | Added |
| StoneX Group Inc. | 13,437 | $958.7K | 0.04% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 14,000 | $998.9K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 13,020 | $1.01M | 0.00% | −252−1.9% | Reduced |
| AQR Capital Management LLC | 15,164 | $1.08M | 0.00% | +1,879+14.1% | Added |
| F/M Investments LLC | 15,548 | $1.11M | 0.04% | −21,293−57.8% | Reduced |
| Nations Financial Group Inc, | 15,674 | $1.12M | 0.06% | +15,674 | New |
| Keybank National Association | 15,778 | $1.13M | 0.00% | −12,947−45.1% | Reduced |
| Oregon Public Employees Retirement Fund | 15,853 | $1.13M | 0.01% | +274+1.8% | Added |
| Federation des caisses Desjardins du Quebec | 16,541 | $1.18M | 0.00% | −6,683−28.8% | Reduced |
| State Board of Administration of Florida Retirement System | 16,991 | $1.21M | 0.00% | 00.0% | Unchanged |
| Formula Growth Ltd | 17,176 | $1.23M | 0.47% | −21,013−55.0% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 17,189 | $1.23M | 0.01% | −440−2.5% | Reduced |
| State of Tennessee, Treasury Department | 17,921 | $1.26M | 0.00% | −7,030−28.2% | Reduced |
| Arizona State Retirement System | 18,179 | $1.30M | 0.01% | −1,147−5.9% | Reduced |
| Expect Equity LLC | 18,332 | $1.31M | 1.08% | +700+4.0% | Added |
| Police & Firemen's Retirement System of New Jersey | 18,583 | $1.33M | 0.01% | −399−2.1% | Reduced |
| GWM Advisors LLC | 18,857 | $1.35M | 0.00% | −145−0.8% | Reduced |
| Yousif Capital Management, LLC | 19,267 | $1.36M | 0.01% | −2,692−12.3% | Reduced |
| Westmount Partners, LLC | 20,000 | $1.43M | 0.36% | 00.0% | Unchanged |
| US Bancorp | 20,010 | $1.43M | 0.00% | −8,340−29.4% | Reduced |
| Amalgamated Bank | 20,171 | $1.44M | 0.01% | +232+1.2% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 20,677 | $1.48M | 0.00% | −34,327−62.4% | Reduced |
| Handelsbanken Fonder AB | 23,800 | $1.70M | 0.01% | +7,300+44.2% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,147 | $1.72M | 0.00% | +10,089+71.8% | Added |
| Marshall Wace, LLP | 24,495 | $1.75M | 0.00% | −285,732−92.1% | Reduced |
| Campbell Newman Asset Management Inc | 24,848 | $1.77M | 0.13% | +24,848 | New |
| NewGen Asset Management Ltd | 25,000 | $1.78M | 1.14% | +25,000 | New |
| Steel Peak Wealth Management LLC | 25,100 | $1.79M | 0.06% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 27,247 | $1.94M | 0.01% | −3,755−12.1% | Reduced |
| Brookwood Investment Group LLC | 27,265 | $1.95M | 0.23% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 27,987 | $2.00M | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 28,263 | $2.02M | 0.03% | −13,786−32.8% | Reduced |
| Zions Bancorporation, National Association | 28,596 | $2.04M | 0.09% | −1,974−6.5% | Reduced |