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, Q3 2025
Institutional positions in RadNet, Inc. as of Sep 30, 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
- 328
- +4 vs. Q2 2025
- Shares held
- 74.1M
- +3.81M (+5.4%) vs. Q2 2025
- Total value
- $5.65B
- +$1.65B (+41.2%) vs. Q2 2025
- New holders
- 43
- 144 more added
- Sold out
- 39
- 96 more reduced
4 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mariner, LLC | 4,190 | $319.3K | 0.00% | −151−3.5% | Reduced |
| Mackenzie Financial Corp | 4,227 | $322.1K | 0.00% | 00.0% | Unchanged |
| Thompson Davis & Co., Inc. | 4,300 | $327.7K | 0.20% | −125−2.8% | Reduced |
| Y.D. More Investments Ltd | 4,600 | $350.6K | 0.02% | +4,600 | New |
| Sanctuary Advisors, LLC | 4,619 | $352.0K | 0.00% | +863+23.0% | Added |
| Beverly Hills Private Wealth, LLC | 4,700 | $358.2K | 0.06% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 4,885 | $372.3K | 0.01% | −122−2.4% | Reduced |
| Miracle Mile Advisors, LLC | 5,003 | $381.3K | 0.01% | +5+0.1% | Added |
| O'Rourke & Company, Inc | 5,025 | $383.0K | 0.16% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 5,042 | $384.3K | 0.01% | +98+2.0% | Added |
| Impact Capital Partners LLC | 5,091 | $388.0K | 0.12% | +11+0.2% | Added |
| Navellier & Associates Inc | 5,129 | $390.9K | 0.04% | −4,036−44.0% | Reduced |
| Quantinno Capital Management LP | 5,289 | $403.1K | 0.00% | +5,289 | New |
| Yorktown Management & Research Co Inc | 5,350 | $407.7K | 0.33% | +5,350 | New |
| Xponance, Inc. | 5,368 | $409.1K | 0.00% | +193+3.7% | Added |
| Bank of Montreal | 5,377 | $409.8K | 0.00% | −6,055−53.0% | Reduced |
| Evergreen Capital Management LLC | 5,570 | $424.5K | 0.01% | +738+15.3% | Added |
| Cetera Investment Advisers | 5,582 | $425.4K | 0.00% | +5,582 | New |
| STRS Ohio | 5,600 | $426.8K | 0.00% | +1,600+40.0% | Added |
| Public Employees Retirement Association of Colorado | 5,615 | $428.0K | 0.00% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 5,649 | $430.5K | 0.00% | −408−6.7% | Reduced |
| Quest Partners LLC | 5,673 | $432.3K | 0.03% | +4,068+253.5% | Added |
| Ameritas Investment Partners, Inc. | 5,706 | $434.9K | 0.01% | −982−14.7% | Reduced |
| CWM Advisors, LLC | 5,920 | $451.2K | 0.04% | −798−11.9% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 6,286 | $479.1K | 0.00% | +265+4.4% | Added |
| Samalin Investment Counsel, LLC | 6,440 | $490.8K | 0.17% | 00.0% | Unchanged |
| Mutual Advisors, LLC | 6,187 | $512.8K | 0.01% | +2,210+55.6% | Added |
| Stratos Wealth Partners, LTD. | 6,931 | $528.2K | 0.01% | −600−8.0% | Reduced |
| Fulton Bank, N.A. | 7,269 | $554.0K | 0.02% | +440+6.4% | Added |
| CIBC Bancorp USA Inc. | 7,281 | $554.9K | 0.00% | +7,281 | New |
| Mercer Global Advisors Inc | 7,322 | $558.0K | 0.00% | +7,322 | New |
| Vontobel Holding Ltd. | 7,342 | $559.5K | 0.00% | −2,541−25.7% | Reduced |
| Tiaa Trust, National Association | 7,375 | $562.0K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 7,431 | $566.3K | 0.00% | +4,259+134.3% | Added |
| FMR LLC | 7,507 | $572.1K | 0.00% | +965+14.8% | Added |
| Truist Financial Corp | 7,640 | $582.2K | 0.00% | +687+9.9% | Added |
| Mutual of America Capital Management LLC | 7,754 | $590.9K | 0.01% | −728−8.6% | Reduced |
| Neo Ivy Capital Management | 7,892 | $601.4K | 0.15% | +6,353+412.8% | Added |
| Steigerwald, Gordon & Koch Inc. | 7,975 | $607.8K | 0.06% | −2,200−21.6% | Reduced |
| Oppenheimer Asset Management Inc. | 8,071 | $615.1K | 0.01% | +2,067+34.4% | Added |
| Winton Group Ltd | 8,500 | $647.8K | 0.02% | +8,500 | New |
| Teacher Retirement System of Texas | 8,548 | $651.4K | 0.00% | −1,010−10.6% | Reduced |
| Omers Administration Corp | 8,900 | $678.3K | 0.00% | +8,900 | New |
| Pictet Asset Management Holding SA | 9,802 | $747.0K | 0.00% | +331+3.5% | Added |
| Guidance Capital, Inc | 9,089 | $758.1K | 0.20% | +174+2.0% | Added |
| Maryland State Retirement & Pension System | 9,952 | $758.4K | 0.02% | −9,452−48.7% | Reduced |
| Sectoral Asset Management Inc | 10,000 | $762.1K | 0.47% | −2,500−20.0% | Reduced |
| ISAM Funds (UK) Ltd | 10,273 | $782.9K | 0.16% | +5,104+98.7% | Added |
| HighTower Advisors, LLC | 10,925 | $832.6K | 0.00% | −299−2.7% | Reduced |
| Brave Asset Management Inc | 11,791 | $898.6K | 0.22% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 12,306 | $937.8K | 0.00% | −8,750−41.6% | Reduced |
| Summit Financial, LLC | 12,397 | $944.8K | 0.01% | +957+8.4% | Added |
| ProShare Advisors LLC | 12,883 | $981.8K | 0.00% | −1,957−13.2% | Reduced |
| AQR Capital Management LLC | 13,285 | $1.01M | 0.00% | +1,281+10.7% | Added |
| StoneX Group Inc. | 13,437 | $1.02M | 0.04% | +13,437 | New |
| Wealth Enhancement Advisory Services, LLC | 13,272 | $1.03M | 0.00% | +894+7.2% | Added |
| KLP Kapitalforvaltning AS | 14,000 | $1.07M | 0.00% | +800+6.1% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 14,058 | $1.07M | 0.00% | +2,535+22.0% | Added |
| Summit Wealth Group LLC | 26,420 | $1.15M | 0.16% | +26,420 | New |
| BNP Paribas Arbitrage, SA | 15,163 | $1.16M | 0.00% | +8,171+116.9% | Added |
| Y-Intercept (Hong Kong) Ltd | 15,170 | $1.16M | 0.03% | +10,668+237.0% | Added |
| Oregon Public Employees Retirement Fund | 15,579 | $1.19M | 0.02% | +400+2.6% | Added |
| Northwest & Ethical Investments L.P. | 16,553 | $1.24M | 0.03% | 00.0% | Unchanged |
| Handelsbanken Fonder AB | 16,500 | $1.26M | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 16,991 | $1.29M | 0.00% | 00.0% | Unchanged |
| EFG Asset Management (North America) Corp. | 17,057 | $1.30M | 0.17% | +17,057 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 17,629 | $1.34M | 0.01% | +677+4.0% | Added |
| Expect Equity LLC | 17,632 | $1.34M | 1.31% | +2,400+15.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 18,982 | $1.45M | 0.01% | +3,804+25.1% | Added |
| GWM Advisors LLC | 19,002 | $1.45M | 0.01% | +1,164+6.5% | Added |
| Millennium Management LLC | 19,199 | $1.46M | 0.00% | −310,406−94.2% | Reduced |
| Arizona State Retirement System | 19,326 | $1.47M | 0.01% | +968+5.3% | Added |
| Amalgamated Bank | 19,939 | $1.52M | 0.01% | +1,119+5.9% | Added |
| Westmount Partners, LLC | 20,000 | $1.56M | 0.40% | 00.0% | Unchanged |
| One Capital Management, LLC | 21,354 | $1.63M | 0.05% | +8,036+60.3% | Added |
| Future Fund LLC | 21,354 | $1.63M | 0.57% | +8,036+60.3% | Added |
| Yousif Capital Management, LLC | 21,959 | $1.67M | 0.02% | −3,233−12.8% | Reduced |
| Federation des caisses Desjardins du Quebec | 23,224 | $1.77M | 0.01% | +2,200+10.5% | Added |
| State of Tennessee, Treasury Department | 24,951 | $1.90M | 0.01% | +4,159+20.0% | Added |
| Steel Peak Wealth Management LLC | 25,100 | $1.91M | 0.06% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 26,766 | $2.04M | 0.01% | +17,711+195.6% | Added |
| Brookwood Investment Group LLC | 27,265 | $2.08M | 0.27% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 27,987 | $2.13M | 0.00% | +2,300+9.0% | Added |
| US Bancorp | 28,350 | $2.16M | 0.00% | +23,507+485.4% | Added |
| Keybank National Association | 28,725 | $2.19M | 0.01% | −64,311−69.1% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 29,748 | $2.27M | 0.02% | +6,513+28.0% | Added |
| Zions Bancorporation, National Association | 30,570 | $2.33M | 0.12% | −4,511−12.9% | Reduced |
| New York State Teachers Retirement System | 30,855 | $2.35M | 0.00% | +10,700+53.1% | Added |
| State of New Jersey Common Pension Fund D | 31,002 | $2.36M | 0.01% | −2,175−6.6% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 31,733 | $2.42M | 0.00% | −4,731−13.0% | Reduced |
| Louisiana State Employees Retirement System | 31,800 | $2.42M | 0.04% | +1,000+3.2% | Added |
| Verition Fund Management LLC | 32,237 | $2.46M | 0.01% | −8,725−21.3% | Reduced |
| Balyasny Asset Management LLC | 32,725 | $2.49M | 0.01% | +32,725 | New |
| E. Ohman J:or Asset Management AB | 33,302 | $2.54M | 0.06% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 33,655 | $2.56M | 0.00% | −12,029−26.3% | Reduced |
| Oak Ridge Investments LLC | 33,819 | $2.58M | 0.17% | −257−0.8% | Reduced |
| Creative Planning | 33,859 | $2.58M | 0.00% | +9,267+37.7% | Added |
| Illinois Municipal Retirement Fund | 35,580 | $2.71M | 0.03% | +711+2.0% | Added |
| Scotia Capital Inc. | 36,269 | $2.76M | 0.01% | +286+0.8% | Added |
| F/M Investments LLC | 36,841 | $2.81M | 0.11% | −21,738−37.1% | Reduced |