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 2022
Institutional positions in RadNet, Inc. as of Mar 31, 2022. 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
- 164
- −6 vs. Q4 2021
- Shares held
- 37.9M
- +1.82M (+5.1%) vs. Q4 2021
- Total value
- $847.5M
- −$237.2M (−21.9%) vs. Q4 2021
- New holders
- 12
- 76 more added
- Sold out
- 18
- 49 more reduced
1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding RadNet, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Oberweis Asset Management Inc | 54,900 | $1.23M | 0.25% | +1,300+2.4% | Added |
| Paradigm Capital Management Inc | 55,200 | $1.24M | 0.07% | +3,200+6.2% | Added |
| Two Sigma Investments, LP | 56,364 | $1.26M | 0.00% | +56,364 | New |
| California State Teachers Retirement System | 57,252 | $1.28M | 0.00% | −5,770−9.2% | Reduced |
| New York State Common Retirement Fund | 57,743 | $1.29M | 0.00% | −1,871−3.1% | Reduced |
| White Pine Capital LLC | 57,895 | $1.29M | 0.40% | +195+0.3% | Added |
| Federation des caisses Desjardins du Quebec | 62,400 | $1.40M | 0.01% | +12,100+24.1% | Added |
| First Eagle Investment Management, LLC | 62,629 | $1.40M | 0.00% | +38,629+161.0% | Added |
| Alliancebernstein L.P. | 63,564 | $1.42M | 0.00% | +490+0.8% | Added |
| Bridge City Capital, LLC | 74,455 | $1.67M | 0.78% | −410−0.5% | Reduced |
| D. E. Shaw & Co., Inc. | 77,520 | $1.73M | 0.00% | +77,520 | New |
| Public Sector Pension Investment Board | 87,010 | $1.95M | 0.01% | −3,330−3.7% | Reduced |
| Keybank National Association | 88,575 | $1.98M | 0.01% | 00.0% | Unchanged |
| Parametric Portfolio Associates LLC | 97,854 | $2.19M | 0.00% | +5,044+5.4% | Added |
| Victory Capital Management Inc | 111,953 | $2.27M | 0.00% | +9,555+9.3% | Added |
| Raymond James Trust N.A. | 102,373 | $2.29M | 0.07% | +5,814+6.0% | Added |
| Two Sigma Advisers, LP | 102,600 | $2.29M | 0.01% | +7,100+7.4% | Added |
| Swiss National Bank | 107,400 | $2.40M | 0.00% | +8,500+8.6% | Added |
| Russell Investments Group, Ltd. | 107,667 | $2.41M | 0.00% | −124,405−53.6% | Reduced |
| Legal & General Group Plc | 114,787 | $2.57M | 0.00% | +2,896+2.6% | Added |
| First Trust Advisors LP | 115,268 | $2.58M | 0.00% | −34,724−23.2% | Reduced |
| Rhumbline Advisers | 115,282 | $2.58M | 0.00% | +9,760+9.2% | Added |
| Citigroup Inc | 117,645 | $2.63M | 0.00% | +5,448+4.9% | Added |
| Cheyne Capital Management (UK) LLP | 134,643 | $3.01M | 1.90% | −1,484−1.1% | Reduced |
| Putnam Investments LLC | 145,950 | $3.27M | 0.00% | +28,330+24.1% | Added |
| Bank of America Corp | 157,855 | $3.53M | 0.00% | +26,246+19.9% | Added |
| P2 Capital Partners, LLC | 200,000 | $4.47M | 0.42% | +200,000 | New |
| Morgan Stanley | 205,917 | $4.61M | 0.00% | −15,970−7.2% | Reduced |
| JPMorgan Chase & Co | 215,102 | $4.81M | 0.00% | −56,445−20.8% | Reduced |
| Rockefeller Capital Management L.P. | 216,200 | $4.84M | 0.02% | +84,700+64.4% | Added |
| Panagora Asset Management Inc | 240,741 | $5.38M | 0.03% | −25,021−9.4% | Reduced |
| Royce & Associates LP | 249,905 | $5.59M | 0.05% | +27,900+12.6% | Added |
| Ameriprise Financial Inc | 256,924 | $5.75M | 0.00% | +8,078+3.2% | Added |
| Voce Capital Management LLC | 260,043 | $5.82M | 2.30% | +22,738+9.6% | Added |
| Robotti Robert | 311,455 | $6.97M | 1.41% | −1,690−0.5% | Reduced |
| Invesco Ltd. | 326,387 | $7.30M | 0.00% | −24,306−6.9% | Reduced |
| Principal Financial Group Inc | 330,285 | $7.39M | 0.00% | −6,862−2.0% | Reduced |
| Driehaus Capital Management LLC | 334,287 | $7.48M | 0.09% | −6,420−1.9% | Reduced |
| Charles Schwab Investment Management Inc | 358,190 | $8.01M | 0.00% | +40,981+12.9% | Added |
| Nuveen Asset Management, LLC | 381,291 | $8.49M | 0.00% | −21,326−5.3% | Reduced |
| Bank of New York Mellon Corp | 398,943 | $8.92M | 0.00% | +9,850+2.5% | Added |
| Advantage Alpha Capital Partners LP | 414,854 | $9.28M | 1.39% | +20,293+5.1% | Added |
| Pier Capital, LLC | 415,259 | $9.29M | 1.19% | +90,437+27.8% | Added |
| Point72 Asset Management, L.P. | 465,300 | $10.4M | 0.05% | +90,300+24.1% | Added |
| Assenagon Asset Management S.A. | 476,937 | $10.7M | 0.03% | +79,872+20.1% | Added |
| Northern Trust Corp | 488,265 | $10.9M | 0.00% | −21,997−4.3% | Reduced |
| Woodline Partners LP | 512,256 | $11.5M | 0.19% | +303,194+145.0% | Added |
| Deutsche Bank AG | 523,412 | $11.7M | 0.01% | +7,676+1.5% | Added |
| Goldman Sachs Group Inc | 598,627 | $13.4M | 0.00% | +214,004+55.6% | Added |
| Renaissance Technologies LLC | 736,770 | $16.5M | 0.02% | −141,800−16.1% | Reduced |
| Punch & Associates Investment Management, Inc. | 737,817 | $16.5M | 0.94% | +11,437+1.6% | Added |
| Silvercrest Asset Management Group LLC | 794,103 | $17.8M | 0.12% | −5,333−0.7% | Reduced |
| Geode Capital Management, LLC | 825,452 | $18.5M | 0.00% | +42,495+5.4% | Added |
| FMR LLC | 1,009,370 | $22.6M | 0.00% | +187,469+22.8% | Added |
| American Century Companies Inc | 1,058,127 | $23.7M | 0.02% | −73,966−6.5% | Reduced |
| Global Alpha Capital Management Ltd. | 1,393,482 | $31.2M | 2.68% | +429,770+44.6% | Added |
| Dimensional Fund Advisors LP | 1,492,261 | $33.4M | 0.01% | +2,740+0.2% | Added |
| State Street Corp | 1,518,887 | $34.0M | 0.00% | +73,752+5.1% | Added |
| Edmond de Rothschild Holding S.A. | 1,695,630 | $37.9M | 0.83% | +622,960+58.1% | Added |
| JB Capital Partners LP | 2,093,711 | $46.8M | 10.49% | 00.0% | Unchanged |
| Beck Mack & Oliver LLC | 2,685,802 | $60.1M | 1.50% | +150,597+5.9% | Added |
| Vanguard Group Inc | 3,264,273 | $73.0M | 0.00% | +118,940+3.8% | Added |
| BlackRock Inc. | 6,423,391 | $143.7M | 0.00% | +13,030+0.2% | Added |
| Sofos Investments, Inc. | 462 | – | – | −288−38.4% | Reduced |
| Candriam Luxembourg S.C.A. | 0 | $0 | 0.00% | −346,675−100.0% | Sold out |
| Hillsdale Investment Management Inc. | 0 | $0 | 0.00% | −119,542−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −77,536−100.0% | Sold out |
| PointState Capital LP | 0 | $0 | 0.00% | −55,000−100.0% | Sold out |
| Norges Bank | 0 | $0 | 0.00% | −36,300−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −22,418−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −10,600−100.0% | Sold out |
| Janus Henderson Group PLC | 0 | $0 | 0.00% | −8,918−100.0% | Sold out |
| Wealth Alliance | 0 | $0 | 0.00% | −8,000−100.0% | Sold out |
| MML Investors Services, LLC | 0 | $0 | 0.00% | −7,241−100.0% | Sold out |
| Eqis Capital Management, Inc. | 0 | $0 | 0.00% | −6,977−100.0% | Sold out |
| Eaton Vance Management | 0 | $0 | 0.00% | −4,805−100.0% | Sold out |
| Signet Financial Management, LLC | 0 | $0 | 0.00% | −2,212−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −1,850−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −150−100.0% | Sold out |
| Sageworth Trust Co | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| EverSource Wealth Advisors, LLC | 0 | $0 | 0.00% | −53−100.0% | Sold out |
| Toth Financial Advisory Corp | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| NEXT Financial Group, Inc | – | – | – | – | Not filed |