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 |
|---|---|---|---|---|---|
| D.A. Davidson & Co. | 65,575 | $4.68M | 0.03% | −3,000−4.4% | Reduced |
| Hilton Capital Management, LLC | 65,005 | $4.64M | 0.35% | +6,368+10.9% | Added |
| Prudential Financial Inc | 64,623 | $4.61M | 0.01% | −4,609−6.7% | Reduced |
| California State Teachers Retirement System | 61,900 | $4.42M | 0.00% | −49−0.1% | Reduced |
| Great West Life Assurance Co | 59,609 | $4.25M | 0.01% | −13,172−18.1% | Reduced |
| Pathstone Holdings, LLC | 57,896 | $4.13M | 0.02% | −1,633−2.7% | Reduced |
| TD Asset Management Inc | 56,110 | $4.00M | 0.00% | +3,462+6.6% | Added |
| Paradigm Capital Management Inc | 54,700 | $3.90M | 0.16% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 53,003 | $3.78M | 0.00% | +5,134+10.7% | Added |
| Gilder Gagnon Howe & Co LLC | 52,705 | $3.76M | 0.04% | +285+0.5% | Added |
| Deerfield Management Company, L.P. (Series C) | 49,951 | $3.56M | 0.05% | +10,038+25.1% | Added |
| Thrivent Financial for Lutherans | 47,709 | $3.40M | 0.01% | −2,232−4.5% | Reduced |
| Rhenman & Partners Asset Management AB | 47,000 | $3.35M | 0.31% | −3,000−6.0% | Reduced |
| Victory Capital Management Inc | 45,137 | $3.22M | 0.00% | −101,682−69.3% | Reduced |
| Knights of Columbus Asset Advisors LLC | 43,423 | $3.10M | 0.18% | −1,082−2.4% | Reduced |
| Natixis Advisors, L.P. | 43,007 | $3.07M | 0.00% | +6,045+16.4% | Added |
| Intech Investment Management LLC | 42,984 | $3.07M | 0.03% | −2,471−5.4% | Reduced |
| LPL Financial LLC | 42,372 | $3.02M | 0.00% | −326−0.8% | Reduced |
| Portland Investment Counsel Inc. | 42,000 | $3.00M | 0.90% | 00.0% | Unchanged |
| Prescott Group Capital Management, L.L.C. | 41,611 | $2.97M | 0.28% | 00.0% | Unchanged |
| Rathbone Brothers plc | 41,328 | $2.95M | 0.01% | −15,678−27.5% | Reduced |
| New York State Teachers Retirement System | 40,455 | $2.89M | 0.01% | +9,600+31.1% | Added |
| Illinois Municipal Retirement Fund | 40,284 | $2.87M | 0.04% | +4,704+13.2% | Added |
| Lido Advisors, LLC | 37,300 | $2.84M | 0.01% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 39,662 | $2.83M | 0.03% | +826+2.1% | Added |
| Teachers Retirement System of the State of Kentucky | 39,597 | $2.82M | 0.02% | −4,224−9.6% | Reduced |
| EFG International AG | 39,165 | $2.80M | 0.05% | +39,165 | New |
| MetLife Investment Management | 37,885 | $2.70M | 0.01% | −1,779−4.5% | Reduced |
| White Pine Capital LLC | 37,181 | $2.65M | 0.73% | −577−1.5% | Reduced |
| Creative Planning | 36,317 | $2.59M | 0.00% | +2,458+7.3% | Added |
| Scotia Capital Inc. | 35,959 | $2.57M | 0.01% | −310−0.9% | Reduced |
| Oak Ridge Investments LLC | 34,354 | $2.45M | 0.15% | +535+1.6% | Added |
| Comerica Bank | 33,632 | $2.40M | 0.01% | −27,864−45.3% | Reduced |
| Louisiana State Employees Retirement System | 31,800 | $2.27M | 0.04% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 31,703 | $2.26M | 0.00% | −30−0.1% | Reduced |
| Verition Fund Management LLC | 30,700 | $2.19M | 0.01% | −1,537−4.8% | Reduced |
| E. Ohman J:or Asset Management AB | 30,666 | $2.19M | 0.05% | −2,636−7.9% | Reduced |
| Two Sigma Investments, LP | 30,655 | $2.19M | 0.00% | −3,000−8.9% | Reduced |
| SG Americas Securities, LLC | 30,276 | $2.16M | 0.00% | +3,510+13.1% | Added |
| Future Fund LLC | 30,270 | $2.16M | 0.76% | +8,916+41.8% | Added |
| One Capital Management, LLC | 30,270 | $2.16M | 0.07% | +8,916+41.8% | Added |
| B. Metzler seel. Sohn & Co. AG | 29,748 | $2.12M | 0.02% | 00.0% | Unchanged |
| Zions Bancorporation, National Association | 28,596 | $2.04M | 0.09% | −1,974−6.5% | Reduced |
| Sterling Capital Management LLC | 28,263 | $2.02M | 0.03% | −13,786−32.8% | Reduced |
| Janus Henderson Group PLC | 27,987 | $2.00M | 0.00% | 00.0% | Unchanged |
| Brookwood Investment Group LLC | 27,265 | $1.95M | 0.23% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 27,247 | $1.94M | 0.01% | −3,755−12.1% | Reduced |
| Steel Peak Wealth Management LLC | 25,100 | $1.79M | 0.06% | 00.0% | Unchanged |
| NewGen Asset Management Ltd | 25,000 | $1.78M | 1.14% | +25,000 | New |
| Campbell Newman Asset Management Inc | 24,848 | $1.77M | 0.13% | +24,848 | New |
| Marshall Wace, LLP | 24,495 | $1.75M | 0.00% | −285,732−92.1% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,147 | $1.72M | 0.00% | +10,089+71.8% | Added |
| Handelsbanken Fonder AB | 23,800 | $1.70M | 0.01% | +7,300+44.2% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 20,677 | $1.48M | 0.00% | −34,327−62.4% | Reduced |
| Amalgamated Bank | 20,171 | $1.44M | 0.01% | +232+1.2% | Added |
| US Bancorp | 20,010 | $1.43M | 0.00% | −8,340−29.4% | Reduced |
| Westmount Partners, LLC | 20,000 | $1.43M | 0.36% | 00.0% | Unchanged |
| Yousif Capital Management, LLC | 19,267 | $1.36M | 0.01% | −2,692−12.3% | Reduced |
| GWM Advisors LLC | 18,857 | $1.35M | 0.00% | −145−0.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 18,583 | $1.33M | 0.01% | −399−2.1% | Reduced |
| Expect Equity LLC | 18,332 | $1.31M | 1.08% | +700+4.0% | Added |
| Arizona State Retirement System | 18,179 | $1.30M | 0.01% | −1,147−5.9% | Reduced |
| State of Tennessee, Treasury Department | 17,921 | $1.26M | 0.00% | −7,030−28.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 17,189 | $1.23M | 0.01% | −440−2.5% | Reduced |
| Formula Growth Ltd | 17,176 | $1.23M | 0.47% | −21,013−55.0% | Reduced |
| State Board of Administration of Florida Retirement System | 16,991 | $1.21M | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 16,541 | $1.18M | 0.00% | −6,683−28.8% | Reduced |
| Oregon Public Employees Retirement Fund | 15,853 | $1.13M | 0.01% | +274+1.8% | Added |
| Keybank National Association | 15,778 | $1.13M | 0.00% | −12,947−45.1% | Reduced |
| Nations Financial Group Inc, | 15,674 | $1.12M | 0.06% | +15,674 | New |
| F/M Investments LLC | 15,548 | $1.11M | 0.04% | −21,293−57.8% | Reduced |
| AQR Capital Management LLC | 15,164 | $1.08M | 0.00% | +1,879+14.1% | Added |
| Wealth Enhancement Advisory Services, LLC | 13,020 | $1.01M | 0.00% | −252−1.9% | Reduced |
| KLP Kapitalforvaltning AS | 14,000 | $998.9K | 0.00% | 00.0% | Unchanged |
| StoneX Group Inc. | 13,437 | $958.7K | 0.04% | 00.0% | Unchanged |
| ProShare Advisors LLC | 13,294 | $948.5K | 0.00% | +411+3.2% | Added |
| Summit Financial, LLC | 12,563 | $896.4K | 0.01% | +166+1.3% | Added |
| Brave Asset Management Inc | 11,791 | $841.3K | 0.20% | 00.0% | Unchanged |
| Mangrove Partners | 11,694 | $834.4K | 0.07% | +11,694 | New |
| HighTower Advisors, LLC | 11,486 | $819.5K | 0.00% | +561+5.1% | Added |
| Edgestream Partners, L.P. | 11,138 | $794.7K | 0.02% | +11,138 | New |
| Magnetar Financial LLC | 11,094 | $791.6K | 0.01% | +11,094 | New |
| Sectoral Asset Management Inc | 11,000 | $784.9K | 0.63% | +1,000+10.0% | Added |
| Assenagon Asset Management S.A. | 10,590 | $755.6K | 0.00% | +10,590 | New |
| Pictet Asset Management Holding SA | 10,405 | $742.4K | 0.00% | +603+6.2% | Added |
| Ellsworth Advisors, LLC | 10,158 | $741.4K | 0.15% | +10,158 | New |
| Entropy Technologies, LP | 10,312 | $735.8K | 0.04% | +10,312 | New |
| Maryland State Retirement & Pension System | 10,190 | $727.1K | 0.01% | +238+2.4% | Added |
| Royal Palms Capital LLC | 10,000 | $713.5K | 0.85% | +10,000 | New |
| Susquehanna International Group, LLP | 9,375 | $668.9K | 0.00% | +6,315+206.4% | Added |
| Fulton Bank, N.A. | 9,350 | $667.1K | 0.02% | +2,081+28.6% | Added |
| Steigerwald, Gordon & Koch Inc. | 9,295 | $663.2K | 0.06% | +1,320+16.6% | Added |
| Guidance Capital, Inc | 8,864 | $646.8K | 0.16% | −225−2.5% | Reduced |
| Northwest & Ethical Investments L.P. | 8,927 | $638.2K | 0.01% | −7,626−46.1% | Reduced |
| Truist Financial Corp | 8,250 | $588.6K | 0.00% | +610+8.0% | Added |
| Oppenheimer Asset Management Inc. | 7,958 | $567.8K | 0.01% | −113−1.4% | Reduced |
| Mutual of America Capital Management LLC | 7,936 | $566.2K | 0.01% | +182+2.3% | Added |
| Simplex Trading, LLC | 7,549 | $538.6K | 0.02% | +7,549 | New |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 7,493 | $534.6K | 0.00% | +1,207+19.2% | Added |
| Tiaa Trust, National Association | 7,375 | $526.2K | 0.00% | 00.0% | Unchanged |