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, Q2 2021
Institutional positions in RadNet, Inc. as of Jun 30, 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
- 169
- +27 vs. Q1 2021
- Shares held
- 35.7M
- +550.9K (+1.6%) vs. Q1 2021
- Total value
- $1.20B
- +$438.2M (+57.3%) vs. Q1 2021
- New holders
- 38
- 58 more added
- Sold out
- 11
- 50 more reduced
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 6,490,981 | $218.7M | 0.01% | −57,695−0.9% | Reduced |
| Vanguard Group Inc | 2,952,773 | $99.5M | 0.00% | +61,023+2.1% | Added |
| JB Capital Partners LP | 2,168,211 | $73.0M | 17.48% | −1,153,510−34.7% | Reduced |
| Beck Mack & Oliver LLC | 2,088,609 | $70.4M | 1.87% | +20,700+1.0% | Added |
| Dimensional Fund Advisors LP | 1,503,928 | $50.7M | 0.02% | +13,734+0.9% | Added |
| State Street Corp | 1,440,695 | $48.5M | 0.00% | +50,970+3.7% | Added |
| American Century Companies Inc | 1,269,193 | $42.8M | 0.03% | +101,658+8.7% | Added |
| Renaissance Technologies LLC | 1,207,570 | $40.7M | 0.05% | −100,500−7.7% | Reduced |
| Silvercrest Asset Management Group LLC | 923,359 | $31.1M | 0.20% | +5,680+0.6% | Added |
| FMR LLC | 865,471 | $29.2M | 0.00% | −106,820−11.0% | Reduced |
| Global Alpha Capital Management Ltd. | 781,582 | $26.3M | 2.85% | −113,230−12.7% | Reduced |
| Punch & Associates Investment Management, Inc. | 776,306 | $26.2M | 1.48% | +107,277+16.0% | Added |
| Geode Capital Management, LLC | 747,600 | $25.2M | 0.00% | +36,461+5.1% | Added |
| Northern Trust Corp | 524,942 | $17.7M | 0.00% | −7,720−1.4% | Reduced |
| Goldman Sachs Group Inc | 512,390 | $17.3M | 0.00% | +97,821+23.6% | Added |
| Assenagon Asset Management S.A. | 429,952 | $14.5M | 0.06% | +178,447+71.0% | Added |
| Bank of New York Mellon Corp | 410,030 | $13.8M | 0.00% | −8,327−2.0% | Reduced |
| Point72 Asset Management, L.P. | 408,200 | $13.8M | 0.07% | +43,100+11.8% | Added |
| Deutsche Bank AG | 396,416 | $13.4M | 0.01% | +866+0.2% | Added |
| Invesco Ltd. | 374,499 | $12.6M | 0.00% | +58,551+18.5% | Added |
| JPMorgan Chase & Co | 325,824 | $11.0M | 0.00% | +109,385+50.5% | Added |
| Pier Capital, LLC | 325,495 | $11.0M | 1.10% | +325,495 | New |
| Nuveen Asset Management, LLC | 323,176 | $10.9M | 0.00% | +150,711+87.4% | Added |
| Robotti Robert | 317,640 | $10.7M | 2.69% | +5,430+1.7% | Added |
| Principal Financial Group Inc | 309,831 | $10.4M | 0.01% | −5,713−1.8% | Reduced |
| Candriam Luxembourg S.C.A. | 309,211 | $10.4M | 0.07% | +309,211 | New |
| Charles Schwab Investment Management Inc | 302,021 | $10.2M | 0.00% | +9,228+3.2% | Added |
| Russell Investments Group, Ltd. | 295,283 | $9.95M | 0.02% | −171,326−36.7% | Reduced |
| Royce & Associates LP | 284,705 | $9.59M | 0.07% | −10,300−3.5% | Reduced |
| Advantage Alpha Capital Partners LP | 284,454 | $9.58M | 1.85% | +9,688+3.5% | Added |
| Edmond de Rothschild Holding S.A. | 273,990 | $9.23M | 0.21% | +273,990 | New |
| Panagora Asset Management Inc | 270,533 | $9.11M | 0.05% | −3,668−1.3% | Reduced |
| Morgan Stanley | 259,303 | $8.74M | 0.00% | +44,659+20.8% | Added |
| Arrowstreet Capital, Limited Partnership | 249,830 | $8.42M | 0.01% | +61,672+32.8% | Added |
| Driehaus Capital Management LLC | 239,604 | $8.07M | 0.11% | +239,604 | New |
| Tamarack Advisers, LP | 225,000 | $7.58M | 2.17% | −460,000−67.2% | Reduced |
| Voce Capital Management LLC | 218,628 | $7.37M | 2.64% | +17,837+8.9% | Added |
| Ameriprise Financial Inc | 198,754 | $6.70M | 0.00% | −1,856−0.9% | Reduced |
| Putnam Investments LLC | 162,700 | $5.48M | 0.01% | −8,500−5.0% | Reduced |
| Two Sigma Advisers, LP | 137,300 | $4.63M | 0.01% | −17,800−11.5% | Reduced |
| Two Sigma Investments, LP | 128,829 | $4.34M | 0.01% | +27,681+27.4% | Added |
| EAM Investors, LLC | 127,109 | $4.28M | 0.66% | +127,109 | New |
| Rhumbline Advisers | 125,220 | $4.22M | 0.01% | −2,870−2.2% | Reduced |
| Hillsdale Investment Management Inc. | 119,542 | $4.03M | 0.32% | +119,542 | New |
| Castleark Management LLC | 116,555 | $3.93M | 0.13% | +116,555 | New |
| Victory Capital Management Inc | 116,217 | $3.92M | 0.00% | −5,663−4.6% | Reduced |
| Ikarian Capital, LLC | 110,647 | $3.73M | 0.67% | +110,647 | New |
| Citigroup Inc | 109,126 | $3.68M | 0.00% | +19,322+21.5% | Added |
| Parametric Portfolio Associates LLC | 106,219 | $3.58M | 0.00% | +48,840+85.1% | Added |
| Swiss National Bank | 96,700 | $3.26M | 0.00% | −3,600−3.6% | Reduced |
| Legal & General Group Plc | 96,566 | $3.25M | 0.00% | −26,759−21.7% | Reduced |
| Bridge City Capital, LLC | 94,861 | $3.20M | 1.09% | −3,250−3.3% | Reduced |
| Bank of Montreal | 92,190 | $3.17M | 0.00% | +25,458+38.1% | Added |
| Citadel Advisors LLC | 91,717 | $3.09M | 0.00% | +34,805+61.2% | Added |
| Public Sector Pension Investment Board | 89,380 | $3.01M | 0.02% | −30,805−25.6% | Reduced |
| Keybank National Association | 88,575 | $2.98M | 0.01% | 00.0% | Unchanged |
| Bank of America Corp | 87,924 | $2.96M | 0.00% | −55,490−38.7% | Reduced |
| EAM Global Investors LLC | 87,686 | $2.95M | 0.82% | +87,686 | New |
| Alliancebernstein L.P. | 85,443 | $2.88M | 0.00% | +29,588+53.0% | Added |
| Oberweis Asset Management Inc | 71,400 | $2.40M | 0.53% | +9,400+15.2% | Added |
| Rockefeller Capital Management L.P. | 68,500 | $2.31M | 0.01% | −200−0.3% | Reduced |
| Federation des caisses Desjardins du Quebec | 66,000 | $2.22M | 0.02% | −10,400−13.6% | Reduced |
| White Pine Capital LLC | 57,424 | $2.11M | 0.63% | −1,633−2.8% | Reduced |
| New York State Common Retirement Fund | 61,643 | $2.08M | 0.00% | +2,184+3.7% | Added |
| California State Teachers Retirement System | 61,621 | $2.08M | 0.00% | −4,001−6.1% | Reduced |
| Calamos Advisors LLC | 60,920 | $2.05M | 0.01% | +60,920 | New |
| PointState Capital LP | 60,000 | $2.02M | 0.05% | +60,000 | New |
| Woodline Partners LP | 58,120 | $1.96M | 0.04% | +58,120 | New |
| Miracle Mile Advisors, LLC | 51,905 | $1.75M | 0.09% | 00.0% | Unchanged |
| Millennium Management LLC | 50,064 | $1.69M | 0.00% | −15,134−23.2% | Reduced |
| Prudential Financial Inc | 48,524 | $1.64M | 0.00% | −2,009−4.0% | Reduced |
| Ancora Advisors, LLC | 47,320 | $1.59M | 0.04% | −44,380−48.4% | Reduced |
| UBS Asset Management Americas Inc | 41,483 | $1.40M | 0.00% | +2,891+7.5% | Added |
| Credit Suisse AG | 39,599 | $1.33M | 0.00% | −2,883−6.8% | Reduced |
| State Board of Administration of Florida Retirement System | 37,729 | $1.27M | 0.00% | +25,819+216.8% | Added |
| Paradigm Capital Management Inc | 37,600 | $1.27M | 0.06% | +20,700+122.5% | Added |
| SEI Investments Co | 37,185 | $1.25M | 0.00% | +37,185 | New |
| Great West Life Assurance Co | 37,193 | $1.25M | 0.00% | −157−0.4% | Reduced |
| Comerica Bank | 40,825 | $1.24M | 0.01% | −2,514−5.8% | Reduced |
| Thrivent Financial for Lutherans | 35,758 | $1.21M | 0.00% | +552+1.6% | Added |
| Jane Street Group, LLC | 35,598 | $1.20M | 0.00% | +35,598 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 33,567 | $1.13M | 0.01% | +515+1.6% | Added |
| Lido Advisors, LLC | 33,020 | $1.11M | 0.03% | 00.0% | Unchanged |
| Texas Permanent School Fund | 32,597 | $1.10M | 0.01% | +578+1.8% | Added |
| Barclays PLC | 32,296 | $1.09M | 0.00% | −23,358−42.0% | Reduced |
| State of Alaska, Department of Revenue | 30,261 | $1.02M | 0.01% | +1,252+4.3% | Added |
| State of Tennessee, Treasury Department | 29,461 | $993.0K | 0.00% | −1,501−4.8% | Reduced |
| American International Group, Inc. | 28,969 | $976.0K | 0.00% | +44+0.2% | Added |
| Price T Rowe Associates Inc | 28,162 | $949.0K | 0.00% | −4,027−12.5% | Reduced |
| SummerHaven Investment Management, LLC | 27,668 | $932.0K | 0.53% | +702+2.6% | Added |
| Belpointe Asset Management LLC | 27,265 | $919.0K | 0.07% | 00.0% | Unchanged |
| Cubist Systematic Strategies, LLC | 27,080 | $912.0K | 0.01% | +6,585+32.1% | Added |
| Manufacturers Life Insurance Company, The | 25,733 | $867.0K | 0.00% | +605+2.4% | Added |
| Wells Fargo & Company | 24,563 | $828.0K | 0.00% | −14,293−36.8% | Reduced |
| ClariVest Asset Management LLC | 24,500 | $825.0K | 0.03% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 23,695 | $798.0K | 0.00% | +5,252+28.5% | Added |
| Amalgamated Bank | 23,606 | $795.0K | 0.01% | +23,606 | New |
| Raymond James & Associates | 21,851 | $736.0K | 0.00% | −7,422−25.4% | Reduced |
| PDT Partners, LLC | 21,090 | $711.0K | 0.05% | −22,590−51.7% | Reduced |
| Boothbay Fund Management, LLC | 20,819 | $701.0K | 0.03% | +20,819 | New |