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, Q1 2023
Institutional positions in RadNet, Inc. as of Mar 31, 2023. 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
- 152
- +8 vs. Q4 2022
- Shares held
- 40.0M
- +458.1K (+1.2%) vs. Q4 2022
- Total value
- $1.00B
- +$256.7M (+34.5%) vs. Q4 2022
- New holders
- 21
- 47 more added
- Sold out
- 13
- 54 more reduced
1 institution that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 6,882,428 | $172.3M | 0.01% | −94,206−1.4% | Reduced |
| Vanguard Group Inc | 3,524,668 | $88.2M | 0.00% | +58,430+1.7% | Added |
| Beck Mack & Oliver LLC | 3,253,013 | $81.4M | 2.35% | +39,619+1.2% | Added |
| Edmond de Rothschild Holding S.A. | 2,564,090 | $64.2M | 1.47% | +3,640+0.1% | Added |
| JB Capital Partners LP | 2,127,211 | $53.2M | 13.19% | +33,500+1.6% | Added |
| State Street Corp | 1,818,175 | $45.5M | 0.00% | −19,172−1.0% | Reduced |
| Dimensional Fund Advisors LP | 1,565,026 | $39.2M | 0.01% | +27,498+1.8% | Added |
| Global Alpha Capital Management Ltd. | 1,554,254 | $38.9M | 3.53% | +34,960+2.3% | Added |
| Punch & Associates Investment Management, Inc. | 1,075,209 | $26.9M | 1.73% | −12,627−1.2% | Reduced |
| Geode Capital Management, LLC | 964,859 | $24.2M | 0.00% | +32,556+3.5% | Added |
| Goldman Sachs Group Inc | 910,416 | $22.8M | 0.01% | −192,619−17.5% | Reduced |
| American Century Companies Inc | 870,609 | $21.8M | 0.02% | +191,427+28.2% | Added |
| Silvercrest Asset Management Group LLC | 724,440 | $18.1M | 0.14% | +39,640+5.8% | Added |
| Deutsche Bank AG | 562,434 | $14.1M | 0.01% | −50,679−8.3% | Reduced |
| Point72 Asset Management, L.P. | 545,600 | $13.7M | 0.05% | −20,330−3.6% | Reduced |
| Northern Trust Corp | 537,199 | $13.4M | 0.00% | +10,825+2.1% | Added |
| Charles Schwab Investment Management Inc | 507,544 | $12.7M | 0.00% | +14,967+3.0% | Added |
| Woodline Partners LP | 500,739 | $12.5M | 0.18% | +1,798+0.4% | Added |
| Renaissance Technologies LLC | 488,870 | $12.2M | 0.02% | −54,100−10.0% | Reduced |
| Royce & Associates LP | 454,205 | $11.4M | 0.11% | −12,700−2.7% | Reduced |
| Rubric Capital Management LP | 405,419 | $10.1M | 0.40% | +405,419 | New |
| Bank of New York Mellon Corp | 394,585 | $9.88M | 0.00% | −11,490−2.8% | Reduced |
| Voce Capital Management LLC | 363,315 | $9.09M | 13.61% | 00.0% | Unchanged |
| Pier Capital, LLC | 323,205 | $8.09M | 1.23% | −118,959−26.9% | Reduced |
| Invesco Ltd. | 315,636 | $7.90M | 0.00% | −32,178−9.3% | Reduced |
| Sectoral Asset Management Inc | 312,933 | $7.83M | 1.51% | +16,000+5.4% | Added |
| Robotti Robert | 300,156 | $7.51M | 1.32% | −10,284−3.3% | Reduced |
| Principal Financial Group Inc | 299,253 | $7.49M | 0.01% | −7,207−2.4% | Reduced |
| Advantage Alpha Capital Partners LP | 298,296 | $7.47M | 1.56% | −110,068−27.0% | Reduced |
| Morgan Stanley | 283,683 | $7.10M | 0.00% | +4,890+1.8% | Added |
| Millennium Management LLC | 275,055 | $6.88M | 0.01% | +258,577+1,569.2% | Added |
| JPMorgan Chase & Co | 245,487 | $6.14M | 0.00% | +119,126+94.3% | Added |
| Ameriprise Financial Inc | 240,780 | $6.03M | 0.00% | −6,383−2.6% | Reduced |
| Tamarack Advisers, LP | 211,500 | $5.29M | 4.04% | +111,500+111.5% | Added |
| Putnam Investments LLC | 200,075 | $5.01M | 0.01% | −1,163−0.6% | Reduced |
| Cerity Partners LLC | 174,093 | $4.66M | 0.02% | +174,093 | New |
| Bank of America Corp | 159,684 | $4.00M | 0.00% | +12,912+8.8% | Added |
| Rockefeller Capital Management L.P. | 156,000 | $3.90M | 0.02% | −22,517−12.6% | Reduced |
| Citadel Advisors LLC | 151,343 | $3.79M | 0.00% | +103,252+214.7% | Added |
| Rhumbline Advisers | 150,516 | $3.77M | 0.00% | +8,081+5.7% | Added |
| Nuveen Asset Management, LLC | 129,201 | $3.23M | 0.00% | −112,581−46.6% | Reduced |
| Legal & General Group Plc | 122,426 | $3.06M | 0.00% | +3,090+2.6% | Added |
| Two Sigma Advisers, LP | 117,200 | $2.93M | 0.01% | +8,300+7.6% | Added |
| Alberta Investment Management Corp | 113,294 | $2.84M | 0.03% | +24,086+27.0% | Added |
| Swiss National Bank | 111,400 | $2.79M | 0.00% | −13,200−10.6% | Reduced |
| Citigroup Inc | 103,589 | $2.59M | 0.00% | −6,793−6.2% | Reduced |
| Raymond James Trust N.A. | 91,335 | $2.29M | 0.07% | −540−0.6% | Reduced |
| Victory Capital Management Inc | 90,960 | $2.28M | 0.00% | −7,333−7.5% | Reduced |
| Keybank National Association | 88,575 | $2.22M | 0.01% | 00.0% | Unchanged |
| Public Sector Pension Investment Board | 85,752 | $2.15M | 0.02% | −3,541−4.0% | Reduced |
| Assenagon Asset Management S.A. | 83,554 | $2.09M | 0.01% | −441,873−84.1% | Reduced |
| EAM Investors, LLC | 81,549 | $2.04M | 0.40% | +81,549 | New |
| White Pine Capital LLC | 79,011 | $1.98M | 0.77% | +1,051+1.3% | Added |
| Tudor Investment Corp Et Al | 71,556 | $1.79M | 0.03% | −44,089−38.1% | Reduced |
| First Eagle Investment Management, LLC | 67,148 | $1.68M | 0.00% | −21,500−24.3% | Reduced |
| California State Teachers Retirement System | 63,912 | $1.60M | 0.00% | −900−1.4% | Reduced |
| Federation des caisses Desjardins du Quebec | 63,524 | $1.59M | 0.02% | +500+0.8% | Added |
| Credit Suisse AG | 62,050 | $1.55M | 0.00% | +3,422+5.8% | Added |
| Alliancebernstein L.P. | 58,250 | $1.46M | 0.00% | −7,196−11.0% | Reduced |
| Paradigm Capital Management Inc | 55,200 | $1.38M | 0.09% | 00.0% | Unchanged |
| National Bank of Canada | 52,000 | $1.30M | 0.00% | 00.0% | Unchanged |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 51,625 | $1.29M | 0.01% | −556−1.1% | Reduced |
| Thrivent Financial for Lutherans | 48,319 | $1.21M | 0.00% | −1,693−3.4% | Reduced |
| HRT Financial LP | 47,788 | $1.20M | 0.01% | +47,788 | New |
| Prudential Financial Inc | 47,489 | $1.19M | 0.00% | −1,515−3.1% | Reduced |
| Great West Life Assurance Co | 47,320 | $1.18M | 0.00% | −12,962−21.5% | Reduced |
| Texas Permanent School Fund | 43,484 | $1.09M | 0.01% | +10,705+32.7% | Added |
| Wells Fargo & Company | 40,093 | $1.00M | 0.00% | +25,896+182.4% | Added |
| Lido Advisors, LLC | 37,129 | $929.3K | 0.01% | 00.0% | Unchanged |
| Westmount Partners, LLC | 35,000 | $876.0K | 0.40% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 33,430 | $836.0K | 0.01% | −520−1.5% | Reduced |
| UBS Asset Management Americas Inc | 32,504 | $813.6K | 0.00% | −3,177−8.9% | Reduced |
| Ensign Peak Advisors, Inc | 32,160 | $805.0K | 0.00% | +3,450+12.0% | Added |
| Susquehanna International Group, LLP | 31,582 | $790.5K | 0.00% | +18,459+140.7% | Added |
| Miracle Mile Advisors, LLC | 31,546 | $789.6K | 0.03% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 30,407 | $761.1K | 0.00% | +9,032+42.3% | Added |
| BNP Paribas Arbitrage, SA | 30,074 | $752.8K | 0.00% | +26,005+639.1% | Added |
| State of Tennessee, Treasury Department | 30,068 | $752.6K | 0.00% | −3,338−10.0% | Reduced |
| Price T Rowe Associates Inc | 29,099 | $729.0K | 0.00% | +593+2.1% | Added |
| Yousif Capital Management, LLC | 27,639 | $691.8K | 0.01% | −3,385−10.9% | Reduced |
| Belpointe Asset Management LLC | 27,265 | $682.4K | 0.04% | 00.0% | Unchanged |
| American International Group, Inc. | 27,180 | $680.3K | 0.00% | +131+0.5% | Added |
| New York State Common Retirement Fund | 25,927 | $649.0K | 0.00% | −11,157−30.1% | Reduced |
| MetLife Investment Management | 25,554 | $639.6K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 25,327 | $633.9K | 0.00% | +1,435+6.0% | Added |
| Virtue Capital Management, LLC | 22,841 | $623.1K | 0.10% | +22,841 | New |
| PEAK6 Investments LLC | 23,200 | $580.7K | 0.04% | +23,200 | New |
| Louisiana State Employees Retirement System | 22,700 | $568.2K | 0.01% | −500−2.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 22,583 | $565.3K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 22,357 | $560.0K | 0.01% | +22,357 | New |
| Amalgamated Bank | 22,286 | $558.0K | 0.00% | −1,521−6.4% | Reduced |
| Janus Henderson Group PLC | 21,306 | $533.0K | 0.00% | +21,306 | New |
| Russell Investments Group, Ltd. | 20,438 | $511.6K | 0.00% | −3,908−16.1% | Reduced |
| Manufacturers Life Insurance Company, The | 20,337 | $509.0K | 0.00% | +738+3.8% | Added |
| Steel Peak Wealth Management LLC | 20,000 | $500.6K | 0.03% | 00.0% | Unchanged |
| Jane Street Group, LLC | 19,964 | $499.7K | 0.00% | +19,964 | New |
| Maryland State Retirement & Pension System | 19,635 | $491.5K | 0.01% | −286−1.4% | Reduced |
| Voya Investment Management LLC | 19,242 | $481.6K | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 18,766 | $469.7K | 0.00% | +18,766 | New |
| UBS Group AG | 18,421 | $461.1K | 0.00% | +4,302+30.5% | Added |