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 |
|---|---|---|---|---|---|
| B. Metzler seel. Sohn & Co. AG | 29,748 | $2.12M | 0.02% | 00.0% | Unchanged |
| One Capital Management, LLC | 30,270 | $2.16M | 0.07% | +8,916+41.8% | Added |
| Future Fund LLC | 30,270 | $2.16M | 0.76% | +8,916+41.8% | Added |
| SG Americas Securities, LLC | 30,276 | $2.16M | 0.00% | +3,510+13.1% | Added |
| Two Sigma Investments, LP | 30,655 | $2.19M | 0.00% | −3,000−8.9% | Reduced |
| E. Ohman J:or Asset Management AB | 30,666 | $2.19M | 0.05% | −2,636−7.9% | Reduced |
| Verition Fund Management LLC | 30,700 | $2.19M | 0.01% | −1,537−4.8% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 31,703 | $2.26M | 0.00% | −30−0.1% | Reduced |
| Louisiana State Employees Retirement System | 31,800 | $2.27M | 0.04% | 00.0% | Unchanged |
| Comerica Bank | 33,632 | $2.40M | 0.01% | −27,864−45.3% | Reduced |
| Oak Ridge Investments LLC | 34,354 | $2.45M | 0.15% | +535+1.6% | Added |
| Scotia Capital Inc. | 35,959 | $2.57M | 0.01% | −310−0.9% | Reduced |
| Creative Planning | 36,317 | $2.59M | 0.00% | +2,458+7.3% | Added |
| White Pine Capital LLC | 37,181 | $2.65M | 0.73% | −577−1.5% | Reduced |
| MetLife Investment Management | 37,885 | $2.70M | 0.01% | −1,779−4.5% | Reduced |
| EFG International AG | 39,165 | $2.80M | 0.05% | +39,165 | New |
| Teachers Retirement System of the State of Kentucky | 39,597 | $2.82M | 0.02% | −4,224−9.6% | Reduced |
| State of Alaska, Department of Revenue | 39,662 | $2.83M | 0.03% | +826+2.1% | Added |
| Lido Advisors, LLC | 37,300 | $2.84M | 0.01% | 00.0% | Unchanged |
| Illinois Municipal Retirement Fund | 40,284 | $2.87M | 0.04% | +4,704+13.2% | Added |
| New York State Teachers Retirement System | 40,455 | $2.89M | 0.01% | +9,600+31.1% | Added |
| Rathbone Brothers plc | 41,328 | $2.95M | 0.01% | −15,678−27.5% | Reduced |
| Prescott Group Capital Management, L.L.C. | 41,611 | $2.97M | 0.28% | 00.0% | Unchanged |
| Portland Investment Counsel Inc. | 42,000 | $3.00M | 0.90% | 00.0% | Unchanged |
| LPL Financial LLC | 42,372 | $3.02M | 0.00% | −326−0.8% | Reduced |
| Intech Investment Management LLC | 42,984 | $3.07M | 0.03% | −2,471−5.4% | Reduced |
| Natixis Advisors, L.P. | 43,007 | $3.07M | 0.00% | +6,045+16.4% | Added |
| Knights of Columbus Asset Advisors LLC | 43,423 | $3.10M | 0.18% | −1,082−2.4% | Reduced |
| Victory Capital Management Inc | 45,137 | $3.22M | 0.00% | −101,682−69.3% | Reduced |
| Rhenman & Partners Asset Management AB | 47,000 | $3.35M | 0.31% | −3,000−6.0% | Reduced |
| Thrivent Financial for Lutherans | 47,709 | $3.40M | 0.01% | −2,232−4.5% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 49,951 | $3.56M | 0.05% | +10,038+25.1% | Added |
| Gilder Gagnon Howe & Co LLC | 52,705 | $3.76M | 0.04% | +285+0.5% | Added |
| Manufacturers Life Insurance Company, The | 53,003 | $3.78M | 0.00% | +5,134+10.7% | Added |
| Paradigm Capital Management Inc | 54,700 | $3.90M | 0.16% | 00.0% | Unchanged |
| TD Asset Management Inc | 56,110 | $4.00M | 0.00% | +3,462+6.6% | Added |
| Pathstone Holdings, LLC | 57,896 | $4.13M | 0.02% | −1,633−2.7% | Reduced |
| Great West Life Assurance Co | 59,609 | $4.25M | 0.01% | −13,172−18.1% | Reduced |
| California State Teachers Retirement System | 61,900 | $4.42M | 0.00% | −49−0.1% | Reduced |
| Prudential Financial Inc | 64,623 | $4.61M | 0.01% | −4,609−6.7% | Reduced |
| Hilton Capital Management, LLC | 65,005 | $4.64M | 0.35% | +6,368+10.9% | Added |
| D.A. Davidson & Co. | 65,575 | $4.68M | 0.03% | −3,000−4.4% | Reduced |
| Russell Investments Group, Ltd. | 66,471 | $4.74M | 0.01% | +6,034+10.0% | Added |
| JPMorgan Chase & Co | 75,902 | $5.42M | 0.00% | −236−0.3% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 77,341 | $5.52M | 0.02% | −119,253−60.7% | Reduced |
| State of Wisconsin Investment Board | 80,778 | $5.76M | 0.01% | +9,156+12.8% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 91,808 | $6.55M | 0.01% | +91,161+14,089.8% | Added |
| First Eagle Investment Management, LLC | 93,136 | $6.65M | 0.01% | +3,600+4.0% | Added |
| First Trust Advisors LP | 93,359 | $6.66M | 0.00% | +90,484+3,147.3% | Added |
| Mairs & Power Inc | 95,648 | $6.82M | 0.07% | −1,835−1.9% | Reduced |
| Axiom Investors LLC | 105,279 | $7.51M | 0.07% | −96,631−47.9% | Reduced |
| Barclays PLC | 106,497 | $7.60M | 0.00% | +9,955+10.3% | Added |
| Envestnet Asset Management Inc | 107,554 | $7.67M | 0.00% | −21,042−16.4% | Reduced |
| Wells Fargo & Company | 109,672 | $7.83M | 0.00% | +34,698+46.3% | Added |
| Kingdon Capital Management, L.L.C. | 110,000 | $7.85M | 1.20% | +110,000 | New |
| Royce & Associates LP | 113,659 | $8.11M | 0.08% | −11,200−9.0% | Reduced |
| Sequoia Financial Advisors, LLC | 113,674 | $8.11M | 0.05% | +709+0.6% | Added |
| Harbor Capital Advisors, Inc. | 113,760 | $8.12M | 0.63% | −10,630−8.5% | Reduced |
| BNP Paribas Arbitrage, SA | 116,506 | $8.31M | 0.01% | +101,343+668.4% | Added |
| Citigroup Inc | 116,949 | $8.34M | 0.01% | +9,676+9.0% | Added |
| Portolan Capital Management, LLC | 117,506 | $8.38M | 0.45% | −109,163−48.2% | Reduced |
| Pier Capital, LLC | 121,005 | $8.63M | 1.38% | −1,041−0.9% | Reduced |
| Whittier Trust Co of Nevada Inc | 116,914 | $9.04M | 0.19% | +1,754+1.5% | Added |
| Swiss National Bank | 129,000 | $9.20M | 0.01% | +2,400+1.9% | Added |
| Cerity Partners LLC | 147,383 | $10.5M | 0.02% | +687+0.5% | Added |
| Agf Management Ltd | 159,015 | $11.3M | 0.05% | −7,083−4.3% | Reduced |
| Palisade Capital Management LLC | 161,137 | $11.5M | 0.34% | −18,817−10.5% | Reduced |
| Alliancebernstein L.P. | 164,388 | $11.7M | 0.00% | +45,438+38.2% | Added |
| Legal & General Group Plc | 171,097 | $12.2M | 0.00% | −7,756−4.3% | Reduced |
| Freestone Grove Partners LP | 181,011 | $12.9M | 0.09% | −88,331−32.8% | Reduced |
| Rhumbline Advisers | 182,093 | $13.0M | 0.01% | −5,933−3.2% | Reduced |
| Robotti Robert | 184,061 | $13.1M | 2.36% | −2,110−1.1% | Reduced |
| Balyasny Asset Management LLC | 194,198 | $13.9M | 0.03% | +161,473+493.4% | Added |
| Jane Street Group, LLC | 195,978 | $14.0M | 0.02% | +97,278+98.6% | Added |
| Integral Health Asset Management, LLC | 200,000 | $14.3M | 0.72% | −100,000−33.3% | Reduced |
| Picton Mahoney Asset Management | 217,665 | $15.5M | 0.17% | −40,455−15.7% | Reduced |
| FMR LLC | 221,946 | $15.8M | 0.00% | +214,439+2,856.5% | Added |
| Whittier Trust Co | 219,293 | $17.0M | 0.18% | +452+0.2% | Added |
| Public Sector Pension Investment Board | 240,281 | $17.1M | 0.06% | −29,713−11.0% | Reduced |
| New York State Common Retirement Fund | 247,719 | $17.7M | 0.02% | +240+0.1% | Added |
| Emerald Mutual Fund Advisers Trust | 251,246 | $17.9M | 0.87% | −121,534−32.6% | Reduced |
| Point72 Asset Management, L.P. | 257,613 | $18.4M | 0.03% | +257,613 | New |
| WCM Investment Management, LLC | 268,224 | $19.2M | 0.04% | −17,554−6.1% | Reduced |
| SEI Investments Co | 269,285 | $19.2M | 0.02% | +3,596+1.4% | Added |
| Penn Capital Management Co Inc | 274,367 | $19.6M | 1.56% | −8,521−3.0% | Reduced |
| UBS Group AG | 315,438 | $22.5M | 0.00% | −31,344−9.0% | Reduced |
| Segall Bryant & Hamill, LLC | 317,472 | $22.7M | 0.31% | −51,462−13.9% | Reduced |
| Silvercrest Asset Management Group LLC | 335,255 | $23.9M | 0.16% | −216,036−39.2% | Reduced |
| Voya Investment Management LLC | 340,786 | $24.3M | 0.02% | −149,622−30.5% | Reduced |
| Jennison Associates LLC | 350,615 | $25.0M | 0.02% | −9,589−2.7% | Reduced |
| Millennium Management LLC | 380,961 | $27.2M | 0.02% | +361,762+1,884.3% | Added |
| Raymond James Financial Inc | 393,470 | $28.1M | 0.01% | −41,267−9.5% | Reduced |
| Emerald Advisers, LLC | 394,715 | $28.2M | 0.87% | −247,452−38.5% | Reduced |
| Toroso Investments, LLC | 400,155 | $28.6M | 0.12% | −33,407−7.7% | Reduced |
| Wellington Management Group LLP | 405,821 | $29.0M | 0.01% | −58,368−12.6% | Reduced |
| Bank of New York Mellon Corp | 422,833 | $30.2M | 0.01% | −3,612−0.8% | Reduced |
| Norges Bank | 450,721 | $32.2M | 0.00% | +450,721 | New |
| Royal Bank of Canada | 474,388 | $33.8M | 0.01% | −15,763−3.2% | Reduced |
| Deutsche Bank AG | 476,112 | $34.0M | 0.01% | −10,278−2.1% | Reduced |
| Adage Capital Partners GP, L.L.C. | 476,626 | $34.0M | 0.05% | +247,356+107.9% | Added |