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Icon PLC

ICLR
Exchange
Nasdaq
Industry
Services-Commercial Physical & Biological Research
SEC CIK
0001060955

In the last 90 days, Icon PLC insiders filed 0 open-market purchases and 12 sales; 423 institutions reported holding it in 13F filings for Q2 2026, worth $13.9B in total; superinvestors Harris Associates (Oakmark) and Greenhaven Associates hold it.

13F holders, Q3 2023

Institutional positions in Icon PLC as of Sep 30, 2023. 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
556
+27 vs. Q2 2023
Shares held
80.6M
+1.25M (+1.6%) vs. Q2 2023
Total value
$19.7B
−$128.7M (−0.6%) vs. Q2 2023
New holders
66
185 more added
Sold out
39
207 more reduced

5 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ICLR 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.

Institutional holdersQ3 2023: 556 institutions
Q1 2021: 426 institutionsQ2 2021: 449 institutionsQ3 2021: 510 institutionsQ4 2021: 548 institutionsQ1 2022: 512 institutionsQ2 2022: 510 institutionsQ3 2022: 488 institutionsQ4 2022: 531 institutionsQ1 2023: 538 institutionsQ2 2023: 534 institutionsQ3 2023: 556 institutionsQ4 2023: 603 institutionsQ1 2024: 648 institutionsQ2 2024: 676 institutionsQ3 2024: 662 institutionsQ4 2024: 596 institutionsQ1 2025: 562 institutionsQ2 2025: 489 institutionsQ3 2025: 513 institutionsQ4 2025: 514 institutionsQ1 2026: 420 institutionsQ2 2026: 423 institutions
Value heldQ3 2023: $19.7B
Q1 2021: $10.0BQ2 2021: $12.3BQ3 2021: $19.3BQ4 2021: $22.7BQ1 2022: $17.8BQ2 2022: $16.2BQ3 2022: $13.9BQ4 2022: $14.5BQ1 2023: $16.1BQ2 2023: $19.9BQ3 2023: $19.7BQ4 2023: $22.1BQ1 2024: $26.1BQ2 2024: $24.3BQ3 2024: $22.4BQ4 2024: $16.0BQ1 2025: $13.3BQ2 2025: $11.2BQ3 2025: $13.0BQ4 2025: $14.1BQ1 2026: $8.74BQ2 2026: $13.9B
Institutions holding ICLR and their total value by quarter
QuarterHoldersValue
Q2 2026423$13.9B
Q1 2026420$8.74B
Q4 2025514$14.1B
Q3 2025513$13.0B
Q2 2025489$11.2B
Q1 2025562$13.3B
Q4 2024596$16.0B
Q3 2024662$22.4B
Q2 2024676$24.3B
Q1 2024648$26.1B
Q4 2023603$22.1B
Q3 2023556$19.7B
Q2 2023534$19.9B
Q1 2023538$16.1B
Q4 2022531$14.5B
Q3 2022488$13.9B
Q2 2022510$16.2B
Q1 2022512$17.8B
Q4 2021548$22.7B
Q3 2021510$19.3B
Q2 2021449$12.3B
Q1 2021426$10.0B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Icon PLC; share changes are against Q2 2023.

Institutions holding ICLR in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Park Place Capital Corp393$96.8K0.03%00.0%Unchanged
First Horizon Advisors, Inc.463$114.0K0.00%−71−13.3%Reduced
Capital Advisors, Ltd. LLC471$116.0K0.02%00.0%Unchanged
Proequities, Inc.518$127.6K0.01%−274−34.6%Reduced
Covestor Ltd591$146.0K0.11%+591New
Simplex Trading, LLC599$147.0K0.01%+599New
CWM, LLC604$149.0K0.00%+57+10.4%Added
Geneos Wealth Management Inc.609$150.0K0.01%00.0%Unchanged
Global Retirement Partners, LLC633$152.1K0.01%−16−2.5%Reduced
Key Financial Inc622$153.2K0.05%00.0%Unchanged
Spire Wealth Management632$155.6K0.01%−3−0.5%Reduced
Robeco Institutional Asset Management B.V.636$156.6K0.00%−36−5.4%Reduced
Signaturefd, LLC644$158.6K0.00%+240+59.4%Added
Assetmark, Inc657$161.8K0.00%−1,302−66.5%Reduced
NBC Securities, Inc.709$174.0K0.02%+709New
SRS Capital Advisors, Inc.723$178.0K0.02%+34+4.9%Added
Grove Bank & Trust730$179.8K0.04%+45+6.6%Added
Pacer Advisors, Inc.784$193.1K0.00%+42+5.7%Added
American International Group, Inc.796$196.0K0.00%−48−5.7%Reduced
Echo Street Capital Management LLC835$205.6K0.00%+835New
Steward Partners Investment Advisory, LLC853$210.1K0.00%+90+11.8%Added
Financial Counselors Inc855$210.5K0.00%−82−8.8%Reduced
Investment House LLC855$210.5K0.02%00.0%Unchanged
Acadian Asset Management LLC864$211.0K0.00%+864New
Williams Jones Wealth Management, LLC.860$211.8K0.00%00.0%Unchanged
Credential Qtrade Securities Inc.872$214.7K0.01%−214−19.7%Reduced
Holderness Investments Co875$215.5K0.08%00.0%Unchanged
GFS Advisors, LLC878$216.0K0.03%00.0%Unchanged
Bishop Rock Capital, L.P.879$216.5K0.89%−1,075−55.0%Reduced
Peapack Gladstone Financial Corp885$218.0K0.00%−1−0.1%Reduced
Checchi Capital Advisers, LLC895$220.4K0.02%+895New
HSBC Holdings PLC906$223.1K0.00%−195−17.7%Reduced
Jackson Square Partners, LLC910$224.1K0.01%00.0%Unchanged
Sigma Planning Corp919$226.3K0.01%−50−5.2%Reduced
Ieq Capital, LLC920$226.6K0.00%−66−6.7%Reduced
Dana Investment Advisors, Inc.935$230.2K0.01%+935New
Brave Warrior Advisors, LLC950$233.9K0.01%00.0%Unchanged
Millennium Capital Advisors, LLC950$233.9K0.20%00.0%Unchanged
Susquehanna International Group, LLP997$245.5K0.00%−2,568−72.0%Reduced
McElhenny Sheffield Capital Management, LLC1,000$246.3K0.13%00.0%Unchanged
AQR Capital Management LLC1,004$247.2K0.00%+1,004New
Panagora Asset Management Inc1,007$248.0K0.00%−1,021−50.3%Reduced
Galvin, Gaustad & Stein, LLC1,007$248.1K0.03%00.0%Unchanged
Bradley Foster & Sargent Inc1,023$256.0K0.01%00.0%Unchanged
Resonant Capital Advisors, LLC1,043$256.8K0.03%00.0%Unchanged
Great Lakes Advisors, LLC1,047$257.8K0.00%+1,047New
Associated Banc-Corp1,058$260.5K0.01%+35+3.4%Added
Pinnacle Wealth Management Advisory Group, LLC1,059$260.8K0.03%−2−0.2%Reduced
Parsons Capital Management Inc1,060$261.0K0.02%+190+21.8%Added
Mission Wealth Management, LP1,063$261.8K0.01%−1−0.1%Reduced
Credit Suisse AG1,079$265.7K0.00%−165−13.3%Reduced
Two Sigma Securities, LLC1,082$266.4K0.01%+1,082New
Steel Peak Wealth Management LLC1,089$268.2K0.02%+1,089New
Dorsey & Whitney Trust CO LLC1,096$269.9K0.02%+124+12.8%Added
Penobscot Investment Management Company, Inc.1,150$283.2K0.04%00.0%Unchanged
Atria Wealth Solutions, Inc.1,158$285.2K0.00%+243+26.6%Added
Machina Capital S.A.S.1,158$285.2K0.16%+1,158New
Schroder Investment Management Group1,160$285.6K0.00%−55−4.5%Reduced
Northwestern Mutual Wealth Management Co1,174$289.1K0.00%+38+3.3%Added
Centennial Bank1,180$290.6K0.20%00.0%Unchanged
IFP Advisors, Inc1,186$292.1K0.01%+105+9.7%Added
TD Waterhouse Canada Inc.1,152$293.0K0.00%−52−4.3%Reduced
Readystate Asset Management LP1,190$293.0K0.02%+1,190New
United Capital Financial Advisers, LLC1,192$293.5K0.00%−1,498−55.7%Reduced
Hancock Whitney Corp1,201$295.8K0.01%−176−12.8%Reduced
TT International Asset Management LTD1,205$296.0K0.04%+224+22.8%Added
Altfest L J & Co Inc1,233$304.0K0.05%−23−1.8%Reduced
Comerica Securities,inc.1,260$310.3K0.03%+176+16.2%Added
Great Lakes Retirement, Inc.1,267$312.0K0.06%−170−11.8%Reduced
Wahed Invest LLC1,272$313.2K0.10%+111+9.6%Added
Hilltop Holdings Inc.1,291$317.9K0.04%+13+1.0%Added
Motco1,291$317.9K0.02%+1,142+766.4%Added
Monticello Wealth Management, LLC1,297$319.4K0.03%+99+8.3%Added
Park National Corp1,298$319.6K0.01%+253+24.2%Added
Centiva Capital, LP1,315$323.8K0.02%+1,315New
DFPG Investments, LLC1,295$324.5K0.03%−255−16.5%Reduced
Cornerstone Wealth Management, LLC1,323$325.6K0.03%+1,323New
Avantax Advisory Services, Inc.1,341$330.2K0.00%+5+0.4%Added
Tower Research Capital LLC (TRC)1,379$339.6K0.01%−1,813−56.8%Reduced
Parallel Advisors, LLC1,397$344.0K0.01%+219+18.6%Added
CWA Asset Management Group, LLC1,400$344.8K0.03%−236−14.4%Reduced
Malaga Cove Capital, LLC1,401$345.0K0.16%00.0%Unchanged
GWM Advisors LLC1,412$347.7K0.00%+997+240.2%Added
Huntington National Bank1,418$349.2K0.00%−218−13.3%Reduced
First National Bank of Hutchinson1,423$350.4K0.27%+17+1.2%Added
NorthCrest Asset Manangement, LLC1,470$362.0K0.01%00.0%Unchanged
DAGCO, Inc.4,007$367.9K0.21%+602+17.7%Added
JustInvest LLC1,495$368.1K0.01%+204+15.8%Added
Pinnacle Wealth Planning Services, Inc.1,496$368.4K0.06%+403+36.9%Added
MAI Capital Management1,507$371.0K0.01%+3+0.2%Added
Commerce Bank1,528$376.3K0.00%+119+8.4%Added
FirstPurpose Wealth LLC1,547$380.9K0.16%+40+2.7%Added
Daiwa Securities Group Inc.1,546$381.0K0.00%−208−11.9%Reduced
Lincoln National Corp1,574$387.6K0.01%−51−3.1%Reduced
Jefferies Financial Group Inc.1,604$395.0K0.01%−1,614−50.2%Reduced
Cresset Asset Management, LLC1,628$400.9K0.00%+74+4.8%Added
Yarbrough Capital, LLC1,662$409.3K0.02%00.0%Unchanged
Stephenson National Bank & Trust1,670$411.2K0.23%+73+4.6%Added
CIBC World Markets Inc.1,698$418.0K0.00%−648−27.6%Reduced
Coldstream Capital Management Inc1,712$421.6K0.01%+400+30.5%Added