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ICLR Insider Trading

Insider Ownership Percentage: 44.00%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $1,565,763.95

Icon Insider Trading History Chart

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

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Icon Share Price & Price History

Current Price: $174.26
Price Change: ▲ Price Increase of +1.77 (1.03%)
As of 08/20/2026 04:00 PM ET

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

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Days: 30 | 90 | 365

Icon Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
8/11/2026Anne Clem WhitakerDirectorSell841$164.29$138,167.89891View SEC Filing Icon  
8/11/2026Ciaran MurrayDirectorSell2,677$164.29$439,804.3320,452View SEC Filing Icon  
8/11/2026Eugene Pacelli MccagueDirectorSell841$164.29$138,167.893,811View SEC Filing Icon  
8/11/2026John ClimaxDirectorSell841$164.29$138,167.892,087View SEC Filing Icon  
8/11/2026Linda GraisDirectorSell841$164.29$138,167.896,162View SEC Filing Icon  
8/11/2026Bernard John ClerkinCFOSell2,267$164.29$372,445.435,881View SEC Filing Icon  
8/11/2026Ronan Martin MurphyDirectorSell841$164.29$138,167.893,847View SEC Filing Icon  
8/10/2026Barry Edward BalfeCEOSell382$164.07$62,674.744,804View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for Icon (NASDAQ:ICLR)

95.61% of Icon 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 ICLR by year and by quarter.

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Icon Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/20/2026Grandeur Peak Global Advisors LLC13,910$2.42M0.6%-0.4%0.018%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP5,320,054$924.15M0.2%-10.0%6.948%Search for SEC Filing on Google Icon
8/18/2026North Star Asset Management Inc.1,735$0.90M0.0%N/A0.002%Search for SEC Filing on Google Icon
8/15/2026American Capital Management Inc.2,823$0.49M0.0%N/A0.004%Search for SEC Filing on Google Icon
8/7/2026Firetrail Investments PTY Ltd.69,624$12.02M3.4%N/A0.091%Search for SEC Filing on Google Icon
8/7/2026Diamond Hill Capital Management LLC Investment Advisor194,618$33.81M0.3%N/A0.254%Search for SEC Filing on Google Icon
7/10/2026Trinity Street Asset Management LLP1,535,462$266.73M13.7%+27.1%2.005%Search for SEC Filing on Google Icon
7/10/2026Handelsbanken Fonder AB71,817$12.48M0.0%+463.8%0.094%Search for SEC Filing on Google Icon
7/9/2026Polianta Ltd10,800$1.88M0.2%N/A0.014%Search for SEC Filing on Google Icon
7/8/2026Eldred Rock Partners LLC134,248$23.32M5.0%-0.2%0.175%Search for SEC Filing on Google Icon
7/8/2026Trust Point Inc.2,028$0.35M0.0%-40.0%0.003%Search for SEC Filing on Google Icon
7/7/2026GAMMA Investing LLC391$68K0.0%+21.4%0.001%Search for SEC Filing on Google Icon
7/7/2026Grove Bank & Trust866$0.15M0.0%+30.0%0.001%Search for SEC Filing on Google Icon
6/16/2026Empowered Funds LLC2,609$0.29M0.0%+21.7%0.003%Search for SEC Filing on Google Icon
6/12/2026Militia Capital Management LLC22,800$2.52M0.6%N/A0.030%Search for SEC Filing on Google Icon
6/9/2026Rathbones Group PLC3,620$0.40M0.0%-3.5%0.005%Search for SEC Filing on Google Icon
6/3/2026NewEdge Advisors LLC2,738$0.30M0.0%+109.2%0.003%Search for SEC Filing on Google Icon
5/28/2026Avidity Partners Management LP16,000$1.77M0.4%-51.7%0.020%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE543,487$60.14M0.0%-10.9%0.673%Search for SEC Filing on Google Icon
5/19/2026Janus Henderson Group PLC82,061$9.08M0.0%-66.9%0.102%Search for SEC Filing on Google Icon
5/19/2026Arkadios Wealth Advisors29,843$3.30M0.1%+87.6%0.037%Search for SEC Filing on Google Icon
5/18/2026Amundi33,583$3.72M0.0%+88.6%0.042%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada153,728$17.01M0.0%+68.0%0.190%Search for SEC Filing on Google Icon
5/18/2026Ruane Cunniff & Goldfarb L.P.1,634,611$180.89M3.0%-2.7%2.024%Search for SEC Filing on Google Icon
5/18/2026Eagle Health Investments LP358,500$39.67M6.9%+45.1%0.444%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC2,609$0.29M0.0%+21.7%0.003%Search for SEC Filing on Google Icon
5/18/2026Eversept Partners LP68,688$7.60M0.4%-28.3%0.085%Search for SEC Filing on Google Icon
5/16/2026American Capital Management Inc.3,270$0.36M0.0%-86.2%0.004%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company150,794$16.69M0.0%-37.8%0.187%Search for SEC Filing on Google Icon
5/16/2026Maverick Capital Ltd.13,887$1.54M0.0%N/A0.017%Search for SEC Filing on Google Icon
5/16/2026Lazard Asset Management LLC23,072$2.55M0.0%-93.8%0.029%Search for SEC Filing on Google Icon
5/16/2026ABS Direct Equity Fund LLC1,800$0.20M0.2%N/A0.002%Search for SEC Filing on Google Icon
5/15/2026Rangeley Capital LLC17,700$1.96M1.8%N/A0.022%Search for SEC Filing on Google Icon
5/15/2026Rice Hall James & Associates LLC30,146$3.34M0.2%+151.8%0.037%Search for SEC Filing on Google Icon
5/15/2026London Co. of Virginia27,939$3.09M0.0%+93.5%0.035%Search for SEC Filing on Google Icon
5/15/2026Entropy Technologies LP12,816$1.42M0.1%+104.4%0.016%Search for SEC Filing on Google Icon
5/14/2026Healthcare of Ontario Pension Plan Trust Fund13,112$1.45M0.0%N/A0.016%Search for SEC Filing on Google Icon
5/14/2026Gabelli Funds LLC2,500$0.28M0.0%N/A0.003%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.757,489$83.82M0.1%-3.6%0.938%Search for SEC Filing on Google Icon
5/14/2026State of Wyoming3,082$0.34M0.0%+41.3%0.004%Search for SEC Filing on Google Icon
5/13/2026Cetera Investment Advisers14,859$1.64M0.0%+17.6%0.018%Search for SEC Filing on Google Icon
5/13/2026Militia Capital Management LLC22,800$2.52M0.6%N/A0.028%Search for SEC Filing on Google Icon
5/13/2026NewEdge Wealth LLC8,038$0.89M0.0%+81.9%0.010%Search for SEC Filing on Google Icon
5/13/2026First Trust Advisors LP2,760$0.31M0.0%+17.0%0.003%Search for SEC Filing on Google Icon
5/12/2026Westpac Banking Corp1,547$0.17M0.0%+35.0%0.002%Search for SEC Filing on Google Icon
5/8/2026PNC Financial Services Group Inc.445$49K0.0%-59.0%0.001%Search for SEC Filing on Google Icon
5/7/2026Leith Wheeler Investment Counsel Ltd.81,408$9.01M0.7%N/A0.101%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP788,828$87.26M0.0%+50.8%0.977%Search for SEC Filing on Google Icon
5/7/2026Sound Shore Management Inc. CT626,958$69.38M2.3%N/A0.776%Search for SEC Filing on Google Icon
5/7/2026AlphaCentric Advisors LLC973$0.11M0.1%-24.9%0.001%Search for SEC Filing on Google Icon
5/7/2026Heartland Advisors Inc.16,066$1.78M0.1%+99.4%0.020%Search for SEC Filing on Google Icon
5/6/2026California Public Employees Retirement System120,297$13.31M0.0%-22.9%0.149%Search for SEC Filing on Google Icon
5/6/2026Advisortrust Partners LLC3,756$0.42M0.2%+84.8%0.005%Search for SEC Filing on Google Icon
5/6/2026Assetmark Inc.8,835$0.98M0.0%+80.4%0.011%Search for SEC Filing on Google Icon
5/6/2026Bessemer Group Inc.1,312$0.15M0.0%+804.8%0.002%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC82,135$9.15M0.0%-92.4%0.102%Search for SEC Filing on Google Icon
5/5/2026Quartz Partners LLC26,620$2.95M1.1%+47.0%0.033%Search for SEC Filing on Google Icon
5/5/2026Westover Capital Advisors LLC6,628$0.73M0.1%-10.9%0.008%Search for SEC Filing on Google Icon
5/5/2026Marks Group Wealth Management Inc50,201$5.56M0.5%+10.2%0.062%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp31,846$3.52M0.0%-12.2%0.039%Search for SEC Filing on Google Icon
5/5/2026Sanctuary Advisors LLC9,050$1M0.0%+83.5%0.011%Search for SEC Filing on Google Icon
5/4/2026Principal Financial Group Inc.3,311,771$366.48M0.2%+10.3%4.101%Search for SEC Filing on Google Icon
5/1/2026Welch & Forbes LLC8,605$0.95M0.0%-54.0%0.011%Search for SEC Filing on Google Icon
5/1/2026Fifth Third Bancorp918$0.10M0.0%+1,062.0%0.001%Search for SEC Filing on Google Icon
4/30/2026First Horizon Corp229$25K0.0%-83.4%0.000%Search for SEC Filing on Google Icon
4/30/2026Kestra Advisory Services LLC3,754$0.42M0.0%-19.4%0.005%Search for SEC Filing on Google Icon
4/29/2026Nicholas Hoffman & Company LLC.8,954$0.99M0.0%+65.6%0.011%Search for SEC Filing on Google Icon
4/29/2026Swedbank AB32,150$3.56M0.0%-16.9%0.040%Search for SEC Filing on Google Icon
4/28/2026Stephens Inc. AR10,547$1.17M0.0%+102.0%0.013%Search for SEC Filing on Google Icon
4/28/2026Stephens Investment Management Group LLC599,176$66.31M0.9%+10.3%0.742%Search for SEC Filing on Google Icon
4/28/2026Hudson Edge Investment Partners Inc.319,003$35.30M5.2%+22.5%0.395%Search for SEC Filing on Google Icon
4/27/2026Osborne Partners Capital Management LLC49,764$5.51M0.3%-2.2%0.062%Search for SEC Filing on Google Icon
4/24/2026USS Investment Management Ltd14,015$1.55M0.0%+4.4%0.017%Search for SEC Filing on Google Icon
4/24/2026Trinity Street Asset Management LLP1,208,148$133.69M9.2%+12.7%1.496%Search for SEC Filing on Google Icon
4/23/2026Inspire Investing LLC24,983$2.77M0.2%+85.2%0.031%Search for SEC Filing on Google Icon
4/22/2026Skylands Capital LLC19,300$2.14M0.3%+241.6%0.024%Search for SEC Filing on Google Icon
4/22/2026Janney Montgomery Scott LLC36,659$4.06M0.0%+53.1%0.045%Search for SEC Filing on Google Icon
4/22/2026Sterling Capital Management LLC5,192$0.58M0.0%-2.0%0.006%Search for SEC Filing on Google Icon
4/22/2026Ground Swell Capital LLC1,885$0.21M0.4%N/A0.002%Search for SEC Filing on Google Icon
4/20/2026Live Oak Private Wealth LLC20,822$2.30M0.3%+10.7%0.026%Search for SEC Filing on Google Icon
4/20/2026Blue Trust Inc.658$73K0.0%+207.5%0.001%Search for SEC Filing on Google Icon
4/18/2026Western Pacific Wealth Management LP2,845$0.32M0.3%+106.2%0.004%Search for SEC Filing on Google Icon
4/16/2026SG Americas Securities LLC1,152$0.13M0.0%-71.0%0.001%Search for SEC Filing on Google Icon
4/16/2026Fisher Funds Management LTD174,291$19.29M0.6%-66.0%0.216%Search for SEC Filing on Google Icon
3/20/2026Hsbc Holdings PLC11,028$2.01M0.0%N/A0.014%Search for SEC Filing on Google Icon
3/17/2026Rockefeller Capital Management L.P.2,339$0.43M0.0%-37.0%0.003%Search for SEC Filing on Google Icon
3/10/2026Advisortrust Partners LLC2,033$0.37M0.2%N/A0.003%Search for SEC Filing on Google Icon
3/9/2026Corient Private Wealth LLC49,137$8.95M0.0%-6.1%0.061%Search for SEC Filing on Google Icon
3/6/2026Hsbc Holdings PLC11,028$2.01M0.0%N/A0.014%Search for SEC Filing on Google Icon
2/24/2026River Road Asset Management LLC475,413$86.63M1.0%+55.6%0.589%Search for SEC Filing on Google Icon
2/24/2026Investment Insight Wealth Management LLC3,152$0.57M0.6%N/A0.004%Search for SEC Filing on Google Icon
2/20/2026White Knight Strategic Wealth Advisors LLC2,193$0.40M0.3%+6.8%0.003%Search for SEC Filing on Google Icon
2/19/2026Invesco Ltd.3,756,896$684.58M0.1%+9.6%4.652%Search for SEC Filing on Google Icon
2/19/2026Corient Private Wealth LLC49,137$8.94M0.0%-6.1%0.061%Search for SEC Filing on Google Icon
2/18/2026Vident Advisory LLC41,059$7.48M0.1%+47.2%0.051%Search for SEC Filing on Google Icon
2/18/2026Mackenzie Financial Corp3,672$0.67M0.0%-70.2%0.005%Search for SEC Filing on Google Icon
2/18/2026NewEdge Advisors LLC1,309$0.24M0.0%+8.6%0.002%Search for SEC Filing on Google Icon
2/18/2026Empowered Funds LLC2,143$0.39M0.0%-5.6%0.003%Search for SEC Filing on Google Icon
2/18/2026Voloridge Investment Management LLC2,961$0.54M0.0%-97.1%0.004%Search for SEC Filing on Google Icon
2/18/2026Palisade Capital Management LP58,533$10.67M0.3%-9.8%0.072%Search for SEC Filing on Google Icon
Data available starting January 2016

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Icon logo
ICON Public Limited Company, a clinical research organization, provides outsourced development and commercialization services in Ireland, rest of Europe, the United States, and internationally. The company specializes in the strategic development, management, and analysis of programs that support various stages of the clinical development process from compound selection to Phase I-IV clinical studies. It also offers clinical development services, including all phases of development, peri and post approval, data solutions, and site and patient access services; clinical trial management, consulting, and contract staffing services; and commercial services comprising clinical development strategy, planning and trial design, full study execution, and post-market commercialization. In addition, the company provides laboratory services, including bionanalytical, biomarker, vaccine, good manufacturing practice, and central laboratory services, as well as full-service and functional service partnerships to customers. Further, it offers adaptive trials, cardiac safety solutions, clinical and scientific operations, consulting and advisory, commercial positioning, decentralized and hybrid clinical trials, early clinical, laboratories, language services, medical imaging, real world intelligence, site and patient, and strategic solutions. The company serves pharmaceutical, biotechnology, and medical device industries, as well as government and public health organizations. ICON Public Limited Company was incorporated in 1990 and is headquartered in Dublin, Ireland.
Read More on Icon

Today's Range

Now: $174.26
Low: $170.17
High: $180.89

50 Day Range

MA: $163.70
Low: $140.73
High: $180.24

52 Week Range

Now: $174.26
Low: $66.57
High: $203.91

Volume

516,252 shs

Average Volume

1,351,917 shs

Market Capitalization

$13.34 billion

P/E Ratio

40.91

Dividend Yield

N/A

Beta

1.21

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

Icon's top insider investors include:
  1. Ciaran Murray (Director)
  2. Linda Grais (Director)
  3. Nigel Bernard John Clerkin (CFO)
  4. Barry Edward Balfe (CEO)
  5. Ronan Martin Murphy (Director)
  6. Eugene Pacelli Mccague (Director)
  7. John Dr Climax (Director)
  8. Anne Clem Whitaker (Director)
Learn More about top insider investors at Icon.

Who are the major institutional investors of Icon?

Icon's top institutional shareholders include:
  1. Wellington Management Group LLP — 6.95%
  2. Trinity Street Asset Management LLP — 2.01%
  3. Diamond Hill Capital Management LLC Investment Advisor — 0.25%
  4. Eldred Rock Partners LLC — 0.18%
  5. Handelsbanken Fonder AB — 0.09%
  6. Firetrail Investments PTY Ltd. — 0.09%
Learn More about top institutional investors of Icon stock.

Which institutional investors are selling Icon stock?

In the previous quarter, ICLR stock was sold by these institutional investors:
  1. Wellington Management Group LLP
  2. Trust Point Inc.
  3. Eldred Rock Partners LLC
Within the previous year, company insiders that have sold Icon company stock include:
  1. Ciaran Murray (Director)
  2. Linda Grais (Director)
  3. Nigel Bernard John Clerkin (CFO)
  4. Barry Edward Balfe (CEO)
  5. Ronan Martin Murphy (Director)
  6. Eugene Pacelli Mccague (Director)
  7. John Dr Climax (Director)
  8. Anne Clem Whitaker (Director)
Learn More investors selling Icon stock.

Which institutional investors are buying Icon stock?

During the previous quarter, ICLR stock was bought by institutional investors including:
  1. Trinity Street Asset Management LLP
  2. Diamond Hill Capital Management LLC Investment Advisor
  3. Firetrail Investments PTY Ltd.
  4. Handelsbanken Fonder AB
  5. Polianta Ltd
  6. American Capital Management Inc.
  7. North Star Asset Management Inc.
  8. Grove Bank & Trust

Icon Active Insiders

Barry Edward Balfe
Barry Edward Balfe
CEO
1 recent trades
Brennan Brendan
Brennan Brendan
CFO
Nigel Bernard John Clerkin
Nigel Bernard John Clerkin (Age 52)
CFO
1 recent trades
John Dr Climax
Director
1 recent trades
Anne Clem Whitaker
Anne Clem Whitaker
Director
1 recent trades
Ciaran Murray
Ciaran Murray
Director
1 recent trades
Eugene Pacelli Mccague
Eugene Pacelli Mccague
Director
1 recent trades
Linda Grais
Linda Grais
Director
1 recent trades
Ronan Martin Murphy
Ronan Martin Murphy
Director
1 recent trades