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 |
|---|---|---|---|---|---|
| Allspring Global Investments Holdings, LLC | 19,628 | $590.0K | 0.00% | +19,628 | New |
| New York State Teachers Retirement System | 17,955 | $541.0K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 17,903 | $539.0K | 0.00% | −141−0.8% | Reduced |
| Maryland State Retirement & Pension System | 17,682 | $532.0K | 0.01% | +312+1.8% | Added |
| Raymond James & Associates | 17,151 | $516.0K | 0.00% | −3,346−16.3% | Reduced |
| Oregon Public Employees Retirement Fund | 16,828 | $507.0K | 0.01% | −800−4.5% | Reduced |
| LPL Financial LLC | 16,494 | $497.0K | 0.00% | −1,444−8.0% | Reduced |
| MetLife Investment Management | 16,412 | $494.2K | 0.00% | 00.0% | Unchanged |
| Connacht Asset Management LP | 15,878 | $478.0K | 0.55% | +8,937+128.8% | Added |
| HSBC Holdings PLC | 15,773 | $472.0K | 0.00% | +4,700+42.4% | Added |
| Raymond James Financial Services Advisors, Inc. | 15,425 | $464.0K | 0.00% | +340+2.3% | Added |
| Shell Asset Management Co | 14,812 | $446.0K | 0.01% | +71+0.5% | Added |
| Royal Bank of Canada | 14,590 | $439.0K | 0.00% | +5,050+52.9% | Added |
| UBS Group AG | 13,382 | $402.0K | 0.00% | −29,350−68.7% | Reduced |
| Metropolitan Life Insurance Co | 12,486 | $376.0K | 0.01% | 00.0% | Unchanged |
| Arizona State Retirement System | 12,157 | $366.0K | 0.00% | −45−0.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 12,100 | $364.0K | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 12,083 | $364.0K | 0.00% | +12,083 | New |
| Brave Asset Management Inc | 11,791 | $355.0K | 0.10% | −2,200−15.7% | Reduced |
| Gsa Capital Partners LLP | 11,720 | $353.0K | 0.04% | +194+1.7% | Added |
| Bank of Montreal | 11,513 | $352.0K | 0.00% | −76,628−86.9% | Reduced |
| Everence Capital Management Inc | 11,320 | $341.0K | 0.03% | 00.0% | Unchanged |
| ProShare Advisors LLC | 11,312 | $341.0K | 0.00% | +4,349+62.5% | Added |
| Prelude Capital Management, LLC | 10,600 | $319.0K | 0.02% | +10,600 | New |
| Tudor Investment Corp Et Al | 10,013 | $301.0K | 0.01% | −50,401−83.4% | Reduced |
| Diversified Trust Co | 9,223 | $278.0K | 0.01% | −1,551−14.4% | Reduced |
| Cubist Systematic Strategies, LLC | 9,007 | $271.0K | 0.00% | −43,910−83.0% | Reduced |
| Teacher Retirement System of Texas | 8,907 | $268.0K | 0.00% | +1,817+25.6% | Added |
| Janus Henderson Group PLC | 8,918 | $268.0K | 0.00% | +8,918 | New |
| Wealth Alliance | 8,000 | $241.0K | 0.05% | 00.0% | Unchanged |
| MML Investors Services, LLC | 7,241 | $218.0K | 0.00% | +298+4.3% | Added |
| Eqis Capital Management, Inc. | 6,977 | $210.0K | 0.02% | −21−0.3% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,765 | $204.0K | 0.00% | +2,102+45.1% | Added |
| Mutual of America Capital Management LLC | 6,060 | $182.0K | 0.00% | +179+3.0% | Added |
| KBC Group NV | 4,815 | $145.0K | 0.00% | 00.0% | Unchanged |
| Eaton Vance Management | 4,805 | $145.0K | 0.00% | +223+4.9% | Added |
| Amundi | 4,481 | $125.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 3,530 | $106.0K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 2,677 | $81.0K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 2,250 | $68.0K | 0.03% | +2,250 | New |
| Signet Financial Management, LLC | 2,212 | $67.0K | 0.01% | +2,212 | New |
| The PNC Financial Services Group, Inc. | 2,090 | $62.0K | 0.00% | +734+54.1% | Added |
| Nisa Investment Advisors, LLC | 1,850 | $48.0K | 0.00% | +1,100+146.7% | Added |
| IFP Advisors, Inc | 1,220 | $37.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 1,078 | $32.0K | 0.00% | +92+9.3% | Added |
| Vigilant Capital Management, LLC | 1,000 | $30.0K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 609 | $18.0K | 0.00% | −6,620−91.6% | Reduced |
| Macquarie Group Ltd | 516 | $16.0K | 0.00% | 00.0% | Unchanged |
| S.A. Mason LLC | 500 | $15.0K | 0.01% | +500 | New |
| Aquatic Capital Management LLC | 400 | $12.0K | 0.02% | +400 | New |
| Tower Research Capital LLC (TRC) | 363 | $11.0K | 0.00% | −5,970−94.3% | Reduced |
| Sutton Wealth Advisors Inc. | 324 | $9.76K | 0.00% | +324 | New |
| American Portfolios Advisors | 250 | $7.53K | 0.00% | +250 | New |
| Versant Capital Management, Inc | 218 | $7.00K | 0.00% | +89+69.0% | Added |
| NEXT Financial Group, Inc | 200 | $6.00K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 154 | $5.00K | 0.00% | +20+14.9% | Added |
| TCI Wealth Advisors, Inc. | 150 | $5.00K | 0.00% | +37+32.7% | Added |
| Sageworth Trust Co of South Dakota | 163 | $5.00K | 0.01% | +163 | New |
| Covestor Ltd | 160 | $5.00K | 0.01% | +160 | New |
| BDO Wealth Advisors, LLC | 100 | $3.00K | 0.00% | 00.0% | Unchanged |
| Lloyd Advisory Services, LLC. | 100 | $3.00K | 0.00% | 00.0% | Unchanged |
| Sageworth Trust Co | 50 | $2.00K | 0.00% | −170−77.3% | Reduced |
| Quadrant Capital Group LLC | 54 | $2.00K | 0.00% | 00.0% | Unchanged |
| Fieldpoint Private Securities, LLC | 57 | $2.00K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 53 | $2.00K | 0.00% | +53 | New |
| Advisor Group Holdings, Inc. | 27 | $1.00K | 0.00% | −992−97.4% | Reduced |
| Toth Financial Advisory Corp | 40 | $1.00K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 38 | $1.00K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Ellevest, Inc. | 7 | $0 | 0.00% | +7 | New |
| Sofos Investments, Inc. | 750 | – | – | +640+581.8% | Added |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −194,015−100.0% | Sold out |
| Castleark Management LLC | 0 | $0 | 0.00% | −159,463−100.0% | Sold out |
| CastleArk Alternatives, LLC | 0 | $0 | 0.00% | −159,463−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −113,737−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −29,200−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −28,000−100.0% | Sold out |
| Calamos Advisors LLC | 0 | $0 | 0.00% | −25,360−100.0% | Sold out |
| ClariVest Asset Management LLC | 0 | $0 | 0.00% | −24,300−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −14,703−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −12,513−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −12,105−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −11,874−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −10,960−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −9,554−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −8,491−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −7,855−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −7,350−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −5,600−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −4,907−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −4,518−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −2,662−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −2,254−100.0% | Sold out |
| Glen Eagle Advisors, LLC | 0 | $0 | 0.00% | −450−100.0% | Sold out |
| Harbour Investments, Inc. | 0 | $0 | 0.00% | −335−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −61−100.0% | Sold out |
| Fifth Third Bancorp | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| Kowal Investment Group, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Marshall Wace North America L.P. | – | – | – | – | Not filed |
| Wealth Quarterback LLC | – | – | – | – | Not filed |