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RDNT Insider Trading

Insider Ownership Percentage: 5.60%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $17,878,439.00

RadNet Insider Trading History Chart

This chart shows the insider buying and selling history at RadNet by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

RadNet Share Price & Price History

Current Price: $55.90
Price Change: ▼ Price Decrease of -2.29 (-3.94%)
As of 05/11/2026 04:00 PM ET

This chart shows the closing price history over time for RDNT up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

RadNet Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/18/2026Alma Gregory SorensenInsiderSell15,000$62.15$932,250.001,208,923View SEC Filing Icon  
11/19/2025Mital PatelCAOSell15,080$80.05$1,207,154.00180,138View SEC Filing Icon  
11/18/2025Mital PatelCAOSell9,920$80.00$793,600.00195,218View SEC Filing Icon  
11/17/2025Mital PatelCAOSell25,000$76.06$1,901,500.00205,138View SEC Filing Icon  
9/16/2025Mark StolperEVPSell35,000$73.89$2,586,150.0068,012View SEC Filing Icon  
9/11/2025Cornelis WesdorpCEOSell500$72.13$36,065.0053,495View SEC Filing Icon  
9/10/2025Norman R. HamesCOOSell10,000$72.74$727,400.00239,183View SEC Filing Icon  
9/9/2025Cornelis WesdorpCEOSell500$71.99$35,995.0053,995View SEC Filing Icon  
8/27/2025Norman R. HamesCOOSell5,000$71.10$355,500.0019,889View SEC Filing Icon  
8/19/2025Cornelis WesdorpCEOSell1,500$66.98$100,470.0054,495View SEC Filing Icon  
8/19/2025Ranjan JayanathanInsiderSell65,598$67.50$4,427,865.00138,198View SEC Filing Icon  
8/13/2025David Jeffrey KatzEVPSell17,000$68.31$1,161,270.0086,774View SEC Filing Icon  
5/23/2025Alma Gregory SorensenEVPSell55,000$56.48$3,106,400.001,160,509View SEC Filing Icon  
5/15/2025Norman R. HamesCOOSell5,536$60.00$332,160.00249,183View SEC Filing Icon  
5/15/2025Norman R. HamesCOOSell2,911$60.00$174,660.0024,889View SEC Filing Icon  
3/19/2025Norman R. HamesCOOSell5,000$50.22$251,100.00251,959View SEC Filing Icon  
3/17/2025Norman R. HamesCOOSell5,000$49.79$248,950.00261,959View SEC Filing Icon  
3/7/2025Cornelis WesdorpCEOSell1,000$50.52$50,520.0055,995View SEC Filing Icon  
3/7/2025David L. SwartzDirectorSell25,000$50.84$1,271,000.00174,067View SEC Filing Icon  
3/5/2025Cornelis WesdorpCEOSell2,000$52.58$105,160.0058,995View SEC Filing Icon  
11/25/2024David Jeffrey KatzEVPSell12,300$81.65$1,004,295.0062,909View SEC Filing Icon  
11/19/2024Ranjan JayanathanInsiderSell38,557$80.00$3,084,560.00192,724View SEC Filing Icon  
8/21/2024Michael N. MurdockEVPSell15,000$62.78$941,700.0048,144View SEC Filing Icon  
6/17/2024Gregory E. SpurlockDirectorSell7,167$59.75$428,228.259,758View SEC Filing Icon  
6/14/2024Lawrence L LevittDirectorSell4,000$57.77$231,080.00172,657View SEC Filing Icon  
6/12/2024David L. SwartzDirectorSell4,066$62.42$253,799.72196,476View SEC Filing Icon  
6/12/2024Norman R. HamesCOOSell18,597$63.08$1,173,098.76227,322View SEC Filing Icon  
6/11/2024Alma Gregory SorensenEVPSell5,000$61.24$306,200.001,249,205View SEC Filing Icon  
6/10/2024Christine Nayoma GordonDirectorSell1,500$61.03$91,545.0010,879View SEC Filing Icon  
6/10/2024Mark StolperCFOSell25,000$61.27$1,531,750.0080,398View SEC Filing Icon  
6/10/2024Norman R. HamesCOOSell15,000$61.15$917,250.00280,919View SEC Filing Icon  
6/7/2024Christine Nayoma GordonDirectorSell3,000$61.30$183,900.0012,379View SEC Filing Icon  
6/7/2024David Jeffrey KatzEVPSell16,400$61.26$1,004,664.0065,441View SEC Filing Icon  
12/5/2023Michael N. MurdockEVPSell10,115$35.02$354,227.3068,432View SEC Filing Icon  
11/27/2023Christine Nayoma GordonDirectorSell3,000$32.40$97,200.0010,385View SEC Filing Icon  
6/8/2023Norman R. HamesCOOSell10,000$31.12$311,200.00278,485View SEC Filing Icon  
6/6/2023Norman R. HamesCOOSell20,000$31.11$622,200.00303,485View SEC Filing Icon  
6/2/2023Norman R. HamesCOOSell10,000$30.13$301,300.00323,485View SEC Filing Icon  
5/23/2023Christine Nayoma GordonDirectorSell4,884$28.34$138,412.5613,385View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for RadNet (NASDAQ:RDNT)

77.90% of RadNet stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at RDNT by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

RadNet Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/8/2026PNC Financial Services Group Inc.7,392$0.41M0.0%+2.9%0.009%Search for SEC Filing on Google Icon
5/7/2026Van Berkom & Associates Inc.1,028,586$57.49M1.9%+24.9%1.314%Search for SEC Filing on Google Icon
5/7/2026WCM Investment Management LLC257,378$14.35M0.0%-4.0%0.329%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP1,379,003$77.07M0.0%+1.4%1.762%Search for SEC Filing on Google Icon
5/7/2026Parallel Advisors LLC1,114$62K0.0%+80.0%0.001%Search for SEC Filing on Google Icon
5/7/2026SEB Asset Management AB76,697$4.29M0.0%N/A0.098%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank129,900$7.26M0.0%+0.7%0.166%Search for SEC Filing on Google Icon
5/6/2026Jennison Associates LLC355,106$19.85M0.0%+1.3%0.454%Search for SEC Filing on Google Icon
5/6/2026Future Fund LLC38,198$2.14M0.8%+26.2%0.049%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.550,172$30.75M0.0%+11.4%0.703%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC865,404$47.87M0.1%-17.4%1.106%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp410,345$22.93M0.0%-3.0%0.524%Search for SEC Filing on Google Icon
5/5/2026Sanctuary Advisors LLC3,758$0.21M0.0%-8.4%0.005%Search for SEC Filing on Google Icon
5/4/2026Emerald Mutual Fund Advisers Trust250,597$14.01M0.7%-0.3%0.320%Search for SEC Filing on Google Icon
5/4/2026Emerald Advisers LLC381,764$21.34M0.7%-3.3%0.488%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.1,111,277$62.11M0.0%-1.9%1.420%Search for SEC Filing on Google Icon
5/4/2026Teachers Retirement System of The State of Kentucky36,190$2.02M0.0%-8.6%0.046%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp34,224$1.91M0.0%+6,610.6%0.044%Search for SEC Filing on Google Icon
5/1/2026Sequoia Financial Advisors LLC112,992$6.32M0.0%-0.6%0.144%Search for SEC Filing on Google Icon
4/28/2026Whittier Trust Co. of Nevada Inc.121,167$6.67M0.1%+3.6%0.155%Search for SEC Filing on Google Icon
4/28/2026Whittier Trust Co.241,509$13.30M0.1%+10.1%0.309%Search for SEC Filing on Google Icon
4/28/2026Steigerwald Gordon & Koch Inc.10,665$0.60M0.1%+14.7%0.014%Search for SEC Filing on Google Icon
4/27/2026New York State Teachers Retirement System38,184$2.13M0.0%-5.6%0.049%Search for SEC Filing on Google Icon
4/27/2026Leonteq Securities AG2,043$0.11M0.0%+4,651.2%0.003%Search for SEC Filing on Google Icon
4/27/2026Elevation Point Wealth Partners LLC6,780$0.38M0.0%N/A0.009%Search for SEC Filing on Google Icon
4/25/2026Strs Ohio3,700$0.21M0.0%-21.3%0.005%Search for SEC Filing on Google Icon
4/23/2026Inspire Investing LLC9,119$0.51M0.0%+38.4%0.012%Search for SEC Filing on Google Icon
4/22/2026Pictet Asset Management Holding SA11,110$0.62M0.0%+6.8%0.014%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC19,711$1.10M0.0%-30.3%0.025%Search for SEC Filing on Google Icon
4/22/2026Ground Swell Capital LLC4,704$0.26M0.5%N/A0.006%Search for SEC Filing on Google Icon
4/21/2026Louisiana State Employees Retirement System30,900$1.73M0.0%N/A0.040%Search for SEC Filing on Google Icon
4/17/2026Campbell Newman Asset Management Inc.25,488$1.43M0.1%+2.6%0.033%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC29,748$1.66M0.0%-1.7%0.038%Search for SEC Filing on Google Icon
4/16/2026E. Ohman J or Asset Management AB36,403$2.04M0.1%+18.7%0.047%Search for SEC Filing on Google Icon
3/17/2026Rockefeller Capital Management L.P.632,267$45.11M0.1%-27.9%0.815%Search for SEC Filing on Google Icon
3/9/2026Corient Private Wealth LLC6,059$0.43M0.0%+50.6%0.008%Search for SEC Filing on Google Icon
2/19/2026T. Rowe Price Investment Management Inc.822,723$58.70M0.0%-23.2%1.066%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.1,596,780$113.93M0.0%+26.4%2.070%Search for SEC Filing on Google Icon
2/19/2026Corient Private Wealth LLC6,059$0.43M0.0%+50.6%0.008%Search for SEC Filing on Google Icon
2/18/2026Mercer Global Advisors Inc. ADV7,078$0.51M0.0%-3.3%0.009%Search for SEC Filing on Google Icon
2/18/2026State of Tennessee Department of Treasury17,921$1.26M0.0%-28.2%0.023%Search for SEC Filing on Google Icon
2/18/2026Fuller & Thaler Asset Management Inc.768,464$54.83M0.2%+8.9%0.996%Search for SEC Filing on Google Icon
2/18/2026NewEdge Advisors LLC18,857$1.35M0.0%-0.8%0.024%Search for SEC Filing on Google Icon
2/18/2026Wellington Management Group LLP405,821$28.96M0.0%-12.6%0.526%Search for SEC Filing on Google Icon
2/18/2026RTW Investments LP3,938,500$281.01M2.8%+39.9%5.105%Search for SEC Filing on Google Icon
2/18/2026Palisade Capital Management LP161,137$11.50M0.3%-10.5%0.209%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC380,961$27.18M0.0%-1,931.5%0.494%Search for SEC Filing on Google Icon
2/18/2026Inspire Investing LLC6,589$0.47M0.0%+11.3%0.009%Search for SEC Filing on Google Icon
2/18/2026Expect Equity LLC18,332$1.31M1.3%+4.0%0.024%Search for SEC Filing on Google Icon
2/18/2026Balyasny Asset Management L.P.194,198$13.86M0.0%+493.4%0.252%Search for SEC Filing on Google Icon
2/17/2026Freestone Grove Partners LP181,011$12.92M0.1%-32.8%0.235%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC15,164$1.08M0.0%+14.1%0.020%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers6,185$0.44M0.0%+10.8%0.008%Search for SEC Filing on Google Icon
2/17/2026EFG International AG39,165$2.80M0.1%N/A0.051%Search for SEC Filing on Google Icon
2/17/2026Defiance ETFs LLC517,822$37.02M1.2%N/A0.671%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD2,699,082$192.58M0.0%+30.3%3.499%Search for SEC Filing on Google Icon
2/17/2026T. Rowe Price Investment Management Inc.69,075$4.93M0.0%-93.6%0.090%Search for SEC Filing on Google Icon
2/17/2026Osaic Holdings Inc.3,010$0.22M0.0%+8.9%0.004%Search for SEC Filing on Google Icon
2/17/2026Integral Health Asset Management LLC200,000$14.27M0.7%-33.3%0.259%Search for SEC Filing on Google Icon
2/17/2026Adage Capital Partners GP L.L.C.476,626$34.01M0.1%+107.9%0.618%Search for SEC Filing on Google Icon
2/17/2026Russell Investments Group Ltd.66,471$4.74M0.0%+10.0%0.086%Search for SEC Filing on Google Icon
2/17/2026Maryland State Retirement & Pension System10,190$0.73M0.0%+2.4%0.013%Search for SEC Filing on Google Icon
2/17/2026Punch & Associates Investment Management Inc.651,169$46.46M2.7%+0.3%0.844%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board80,778$5.76M0.0%+12.8%0.105%Search for SEC Filing on Google Icon
2/17/2026Captrust Financial Advisors3,343$0.24M0.0%+10.3%0.004%Search for SEC Filing on Google Icon
2/17/2026Fred Alger Management LLC547,850$39.09M0.2%+11.7%0.710%Search for SEC Filing on Google Icon
2/17/2026Mangrove Partners IM LLC11,694$0.83M0.1%N/A0.015%Search for SEC Filing on Google Icon
2/17/2026Royal Bank of Canada474,388$33.85M0.0%-3.2%0.615%Search for SEC Filing on Google Icon
2/17/2026Magnetar Financial LLC11,094$0.79M0.0%N/A0.014%Search for SEC Filing on Google Icon
2/17/2026Polar Capital Holdings Plc658,051$46.95M0.2%-20.9%0.853%Search for SEC Filing on Google Icon
2/17/2026NewGen Asset Management Ltd25,000$1.78M1.1%N/A0.032%Search for SEC Filing on Google Icon
2/16/2026Verition Fund Management LLC30,700$2.19M0.0%-4.8%0.040%Search for SEC Filing on Google Icon
2/16/2026Entropy Technologies LP10,312$0.74M0.0%N/A0.013%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC106,497$7.60M0.0%+10.3%0.138%Search for SEC Filing on Google Icon
2/13/2026Kestra Advisory Services LLC935$67K0.0%N/A0.001%Search for SEC Filing on Google Icon
2/13/2026Marshall Wace LLP24,495$1.75M0.0%-92.1%0.032%Search for SEC Filing on Google Icon
2/13/2026The Manufacturers Life Insurance Company 53,003$3.78M0.0%+10.7%0.069%Search for SEC Filing on Google Icon
2/13/2026Soros Fund Management LLC574,555$40.99M0.5%+221.9%0.745%Search for SEC Filing on Google Icon
2/13/2026CANADA LIFE ASSURANCE Co59,609$4.25M0.0%-18.1%0.077%Search for SEC Filing on Google Icon
2/13/2026Alpha Wave Global LP541,451$38.63M4.7%+1.5%0.702%Search for SEC Filing on Google Icon
2/13/2026Segall Bryant & Hamill LLC317,472$22.65M0.3%-13.9%0.411%Search for SEC Filing on Google Icon
2/13/2026Formula Growth Ltd.17,176$1.23M0.5%-55.0%0.022%Search for SEC Filing on Google Icon
2/13/2026Neuberger Berman Group LLC588,985$42.02M0.0%+28.9%0.763%Search for SEC Filing on Google Icon
2/13/2026Smartleaf Asset Management LLC1,586$0.11M0.0%+16.5%0.002%Search for SEC Filing on Google Icon
2/13/2026Morgan Stanley949,971$67.78M0.0%+29.8%1.231%Search for SEC Filing on Google Icon
2/13/2026Public Sector Pension Investment Board240,281$17.14M0.1%-11.0%0.311%Search for SEC Filing on Google Icon
2/13/2026First Trust Advisors LP93,359$6.66M0.0%+3,147.3%0.121%Search for SEC Filing on Google Icon
2/13/2026Charles Schwab Investment Management Inc.758,304$54.11M0.0%+2.3%0.983%Search for SEC Filing on Google Icon
2/13/2026Police & Firemen s Retirement System of New Jersey18,583$1.33M0.0%-2.1%0.024%Search for SEC Filing on Google Icon
2/13/2026State Street Corp2,579,073$184.02M0.0%+1.6%3.343%Search for SEC Filing on Google Icon
2/13/2026Vontobel Holding Ltd.3,476$0.25M0.0%-52.7%0.005%Search for SEC Filing on Google Icon
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC689,230$49.18M0.0%+28.5%0.893%Search for SEC Filing on Google Icon
2/13/2026Wells Fargo & Company MN109,672$7.83M0.0%+46.3%0.142%Search for SEC Filing on Google Icon
2/13/2026Rhenman & Partners Asset Management AB47,000$3.35M0.3%-6.0%0.061%Search for SEC Filing on Google Icon
2/13/2026Summit Financial LLC12,563$0.90M0.0%+1.3%0.016%Search for SEC Filing on Google Icon
2/12/2026Advisors Asset Management Inc.7,272$0.52M0.0%N/A0.009%Search for SEC Filing on Google Icon
2/12/2026Beck Mack & Oliver LLC3,231,451$230.56M4.2%-1.4%4.189%Search for SEC Filing on Google Icon
2/12/2026Federation des caisses Desjardins du Quebec16,541$1.18M0.0%-28.8%0.021%Search for SEC Filing on Google Icon
2/12/2026MetLife Investment Management LLC37,885$2.70M0.0%-4.5%0.049%Search for SEC Filing on Google Icon
2/12/2026Cibc World Markets Corp4,519$0.32M0.0%N/A0.006%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
RadNet logo
RadNet, Inc., together with its subsidiaries, provides outpatient diagnostic imaging services in the United States. The company operates in two segments: Imaging Centers and Artificial Intelligence. Its services include magnetic resonance imaging, computed tomography, positron emission tomography, nuclear medicine, mammography, ultrasound, diagnostic radiology, fluoroscopy, and other related procedures, as well as multi-modality imaging services. The company also develops and sells computerized systems that distribute, display, store, and retrieve digital images; offers picture archiving communications systems and related services; and develops and deploys AI suites to enhance radiologist interpretation of breast, lung, and prostate images, as well as AI solutions for prostate cancer screening. RadNet, Inc. was founded in 1981 and is headquartered in Los Angeles, California.
Read More on RadNet

Today's Range

Now: $55.90
Low: $55.71
High: $63.45

50 Day Range

MA: $59.70
Low: $54.58
High: $75.22

52 Week Range

Now: $55.90
Low: $50.76
High: $85.84

Volume

2,415,569 shs

Average Volume

827,190 shs

Market Capitalization

$4.38 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.43

Who are the company insiders with the largest holdings of RadNet?

RadNet's top insider shareholders include:
  1. Alma Gregory Sorensen (EVP)
  2. Alma Gregory Sorensen (Insider)
  3. Jeffrey L Linden (Insider)
  4. John Crues (Director)
  5. Norman R Hames (EVP)
  6. Norman R Hames (EVP)
  7. Norman R Hames (Insider)
  8. John V Crues (Insider)
  9. Norman Hames (EVP)
  10. John V Crues (Director)
Learn More about top insider investors at RadNet.

Who are the major institutional investors of RadNet?

RadNet's top institutional investors include:
  1. Dimensional Fund Advisors LP — 1.76%
  2. Principal Financial Group Inc. — 1.42%
  3. Van Berkom & Associates Inc. — 1.31%
  4. Allspring Global Investments Holdings LLC — 1.11%
  5. Bessemer Group Inc. — 0.70%
  6. Bank of New York Mellon Corp — 0.52%
Learn More about top institutional investors of RadNet stock.

Which institutional investors are selling RadNet stock?

In the last quarter, RDNT stock was sold by these institutional investors:
  1. Allspring Global Investments Holdings LLC
  2. Principal Financial Group Inc.
  3. Emerald Advisers LLC
  4. Bank of New York Mellon Corp
  5. WCM Investment Management LLC
  6. Sterling Capital Management LLC
  7. Teachers Retirement System of The State of Kentucky
  8. New York State Teachers Retirement System
In the previous year, company insiders that have sold RadNet company stock include:
  1. Alma Gregory Sorensen (Insider)
  2. Alma Gregory Sorensen (EVP)
  3. Norman R Hames (COO)
  4. Mital Patel (CAO)
  5. Ranjan Jayanathan (Insider)
  6. David Jeffrey Katz (EVP)
  7. Mark Stolper (EVP)
  8. Cornelis Wesdorp (CEO)
Learn More investors selling RadNet stock.

Which institutional investors are buying RadNet stock?

During the last quarter, RDNT stock was acquired by institutional investors including:
  1. Van Berkom & Associates Inc.
  2. SEB Asset Management AB
  3. Bessemer Group Inc.
  4. Fifth Third Bancorp
  5. Louisiana State Employees Retirement System
  6. Whittier Trust Co.
  7. Dimensional Fund Advisors LP
  8. Future Fund LLC

RadNet Active Insiders

Cornelis Wesdorp
Cornelis Wesdorp
CEO
Mital Patel
Mital Patel
Executive Vice President of Financial Planning and Analysis, Chief Administrative Officer
3 recent trades
Norman R Hames
Norman R Hames (Age 70)
COO
Mark Stolper
Mark Stolper
EVP & CFO
David L Swartz
David L Swartz
Director
Lawrence L. Levitt
Lawrence L. Levitt
Director
Gregory E Spurlock
Director
Ranjan Jayanathan
Ranjan Jayanathan
Chief Information Officer
David Jeffrey Katz
David Jeffrey Katz
EVP, Chief Legal Officer and Corporate Secretary
Michael N Murdock
Michael N Murdock (Age 71)
EVP
Ruth Louisa Villigerwilson
Ruth Louisa Villigerwilson
SVP