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 2021
Institutional positions in RadNet, Inc. as of Dec 31, 2021. 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
- 171
- −6 vs. Q3 2021
- Shares held
- 36.1M
- +769.6K (+2.2%) vs. Q3 2021
- Total value
- $1.08B
- +$50.1M (+4.8%) vs. Q3 2021
- New holders
- 21
- 60 more added
- Sold out
- 27
- 57 more reduced
2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 6,410,361 | $193.0M | 0.00% | −74,181−1.1% | Reduced |
| Vanguard Group Inc | 3,145,333 | $94.7M | 0.00% | +37,534+1.2% | Added |
| Beck Mack & Oliver LLC | 2,535,205 | $76.3M | 1.82% | +435,717+20.8% | Added |
| JB Capital Partners LP | 2,093,711 | $63.0M | 13.35% | 00.0% | Unchanged |
| Dimensional Fund Advisors LP | 1,489,521 | $44.8M | 0.01% | −23,365−1.5% | Reduced |
| State Street Corp | 1,445,135 | $43.5M | 0.00% | −91,543−6.0% | Reduced |
| American Century Companies Inc | 1,132,093 | $34.1M | 0.02% | +538,951+90.9% | Added |
| Edmond de Rothschild Holding S.A. | 1,072,670 | $32.3M | 0.70% | +330,090+44.5% | Added |
| Global Alpha Capital Management Ltd. | 963,712 | $29.0M | 2.81% | +190,570+24.6% | Added |
| Renaissance Technologies LLC | 878,570 | $26.5M | 0.03% | −221,800−20.2% | Reduced |
| FMR LLC | 821,901 | $24.7M | 0.00% | +42,570+5.5% | Added |
| Silvercrest Asset Management Group LLC | 799,436 | $24.1M | 0.15% | +68,046+9.3% | Added |
| Geode Capital Management, LLC | 782,957 | $23.6M | 0.00% | +21,054+2.8% | Added |
| Punch & Associates Investment Management, Inc. | 726,380 | $21.9M | 1.15% | +1,492+0.2% | Added |
| Deutsche Bank AG | 515,736 | $15.5M | 0.01% | +827+0.2% | Added |
| Northern Trust Corp | 510,262 | $15.4M | 0.00% | −6,843−1.3% | Reduced |
| Assenagon Asset Management S.A. | 397,065 | $12.0M | 0.04% | +154,275+63.5% | Added |
| Advantage Alpha Capital Partners LP | 394,561 | $11.9M | 1.69% | +105,234+36.4% | Added |
| Bank of New York Mellon Corp | 389,093 | $11.7M | 0.00% | +12,001+3.2% | Added |
| Goldman Sachs Group Inc | 384,623 | $11.6M | 0.00% | −31,991−7.7% | Reduced |
| Point72 Asset Management, L.P. | 375,000 | $11.3M | 0.05% | −57,100−13.2% | Reduced |
| Nuveen Asset Management, LLC | 402,617 | $10.8M | 0.00% | −27,078−6.3% | Reduced |
| Invesco Ltd. | 350,693 | $10.6M | 0.00% | +7,397+2.2% | Added |
| Candriam Luxembourg S.C.A. | 346,675 | $10.4M | 0.07% | +10,464+3.1% | Added |
| Driehaus Capital Management LLC | 340,707 | $10.3M | 0.10% | −16,765−4.7% | Reduced |
| Principal Financial Group Inc | 337,147 | $10.2M | 0.01% | +26,607+8.6% | Added |
| Pier Capital, LLC | 324,822 | $9.78M | 1.03% | +7,077+2.2% | Added |
| Charles Schwab Investment Management Inc | 317,209 | $9.55M | 0.00% | +6,311+2.0% | Added |
| Robotti Robert | 313,145 | $9.43M | 1.91% | −4,905−1.5% | Reduced |
| JPMorgan Chase & Co | 271,547 | $8.18M | 0.00% | +135,631+99.8% | Added |
| Panagora Asset Management Inc | 265,762 | $8.00M | 0.04% | −3,540−1.3% | Reduced |
| Ameriprise Financial Inc | 248,846 | $7.49M | 0.00% | +64,829+35.2% | Added |
| Voce Capital Management LLC | 237,305 | $7.14M | 2.54% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 232,072 | $6.99M | 0.01% | −3,483−1.5% | Reduced |
| Royce & Associates LP | 222,005 | $6.68M | 0.05% | −22,782−9.3% | Reduced |
| Morgan Stanley | 221,887 | $6.68M | 0.00% | −90,908−29.1% | Reduced |
| Woodline Partners LP | 209,062 | $6.29M | 0.09% | +45,151+27.5% | Added |
| First Trust Advisors LP | 149,992 | $4.52M | 0.00% | +149,992 | New |
| Cheyne Capital Management (UK) LLP | 136,127 | $4.10M | 2.67% | −38,611−22.1% | Reduced |
| Bank of America Corp | 131,609 | $3.96M | 0.00% | +23,202+21.4% | Added |
| Rockefeller Capital Management L.P. | 131,500 | $3.96M | 0.02% | +52,750+67.0% | Added |
| Hillsdale Investment Management Inc. | 119,542 | $3.60M | 0.24% | 00.0% | Unchanged |
| Putnam Investments LLC | 117,620 | $3.54M | 0.01% | −21,157−15.2% | Reduced |
| Citigroup Inc | 112,197 | $3.38M | 0.00% | +3,097+2.8% | Added |
| Legal & General Group Plc | 111,891 | $3.37M | 0.00% | +5,771+5.4% | Added |
| Tamarack Advisers, LP | 110,000 | $3.31M | 1.37% | −80,000−42.1% | Reduced |
| Rhumbline Advisers | 105,522 | $3.18M | 0.00% | −3,657−3.3% | Reduced |
| Victory Capital Management Inc | 102,398 | $3.08M | 0.00% | +7,184+7.5% | Added |
| Swiss National Bank | 98,900 | $2.98M | 0.00% | 00.0% | Unchanged |
| Raymond James Trust N.A. | 96,559 | $2.91M | 0.09% | +96,559 | New |
| Two Sigma Advisers, LP | 95,500 | $2.88M | 0.01% | −51,800−35.2% | Reduced |
| Parametric Portfolio Associates LLC | 92,810 | $2.79M | 0.00% | +29,354+46.3% | Added |
| Public Sector Pension Investment Board | 90,340 | $2.72M | 0.01% | +960+1.1% | Added |
| Keybank National Association | 88,575 | $2.67M | 0.01% | 00.0% | Unchanged |
| Verition Fund Management LLC | 77,536 | $2.33M | 0.03% | +77,536 | New |
| Bridge City Capital, LLC | 74,865 | $2.25M | 0.93% | −210.0% | Reduced |
| Wells Fargo & Company | 69,414 | $2.09M | 0.00% | +22,756+48.8% | Added |
| Barclays PLC | 63,119 | $1.90M | 0.00% | +22,609+55.8% | Added |
| Alliancebernstein L.P. | 63,074 | $1.90M | 0.00% | −14,261−18.4% | Reduced |
| California State Teachers Retirement System | 63,022 | $1.90M | 0.00% | +1,924+3.1% | Added |
| New York State Common Retirement Fund | 59,614 | $1.79M | 0.00% | −98−0.2% | Reduced |
| White Pine Capital LLC | 57,700 | $1.74M | 0.51% | +296+0.5% | Added |
| PointState Capital LP | 55,000 | $1.66M | 0.05% | −25,000−31.3% | Reduced |
| Oberweis Asset Management Inc | 53,600 | $1.61M | 0.29% | 00.0% | Unchanged |
| Paradigm Capital Management Inc | 52,000 | $1.57M | 0.07% | +14,400+38.3% | Added |
| Ancora Advisors, LLC | 51,260 | $1.54M | 0.04% | +1,340+2.7% | Added |
| Federation des caisses Desjardins du Quebec | 50,300 | $1.51M | 0.01% | −9,500−15.9% | Reduced |
| Prudential Financial Inc | 46,951 | $1.41M | 0.00% | −873−1.8% | Reduced |
| UBS Asset Management Americas Inc | 43,098 | $1.30M | 0.00% | +1,085+2.6% | Added |
| Yousif Capital Management, LLC | 42,274 | $1.27M | 0.01% | +42,274 | New |
| Cornercap Investment Counsel Inc | 40,762 | $1.23M | 0.18% | +40,762 | New |
| State Board of Administration of Florida Retirement System | 39,713 | $1.20M | 0.00% | −2,537−6.0% | Reduced |
| PDT Partners, LLC | 39,054 | $1.18M | 0.09% | −3,687−8.6% | Reduced |
| Great West Life Assurance Co | 38,727 | $1.17M | 0.00% | +165+0.4% | Added |
| Millennium Management LLC | 37,686 | $1.14M | 0.00% | −17,101−31.2% | Reduced |
| Citadel Advisors LLC | 37,599 | $1.13M | 0.00% | −130,384−77.6% | Reduced |
| Lido Advisors, LLC | 37,539 | $1.13M | 0.02% | 00.0% | Unchanged |
| Norges Bank | 36,300 | $1.09M | 0.00% | 00.0% | Unchanged |
| Thrivent Financial for Lutherans | 36,095 | $1.09M | 0.00% | +444+1.2% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 33,522 | $1.01M | 0.01% | +81+0.2% | Added |
| Credit Suisse AG | 33,357 | $1.00M | 0.00% | −799−2.3% | Reduced |
| Texas Permanent School Fund | 31,977 | $963.0K | 0.01% | −649−2.0% | Reduced |
| Miracle Mile Advisors, LLC | 31,546 | $950.0K | 0.04% | 00.0% | Unchanged |
| Comerica Bank | 38,354 | $945.0K | 0.01% | −1,597−4.0% | Reduced |
| State of Alaska, Department of Revenue | 31,403 | $945.0K | 0.01% | −760−2.4% | Reduced |
| Alberta Investment Management Corp | 27,659 | $833.0K | 0.01% | +27,659 | New |
| American International Group, Inc. | 27,543 | $829.0K | 0.00% | −864−3.0% | Reduced |
| Belpointe Asset Management LLC | 27,276 | $821.0K | 0.05% | +110.0% | Added |
| Susquehanna Fundamental Investments, LLC | 25,679 | $773.0K | 0.02% | −16,385−39.0% | Reduced |
| State of Tennessee, Treasury Department | 24,895 | $750.0K | 0.00% | 00.0% | Unchanged |
| First Eagle Investment Management, LLC | 24,000 | $723.0K | 0.00% | +24,000 | New |
| Manufacturers Life Insurance Company, The | 23,509 | $708.0K | 0.00% | −474−2.0% | Reduced |
| Amalgamated Bank | 23,168 | $698.0K | 0.01% | −91−0.4% | Reduced |
| Price T Rowe Associates Inc | 22,964 | $691.0K | 0.00% | −4,052−15.0% | Reduced |
| Voloridge Investment Management, LLC | 22,418 | $675.0K | 0.00% | −8,440−27.4% | Reduced |
| Louisiana State Employees Retirement System | 21,500 | $647.0K | 0.01% | +200+0.9% | Added |
| BNP Paribas Arbitrage, SA | 20,836 | $627.4K | 0.00% | −21,820−51.2% | Reduced |
| STRS Ohio | 20,400 | $614.0K | 0.00% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 20,210 | $609.0K | 0.00% | −3,190−13.6% | Reduced |
| Steel Peak Wealth Management LLC | 20,000 | $602.0K | 0.04% | 00.0% | Unchanged |