| 0.04% |
| 4 | Invesco Ltd. | 5.3M | $914.5M | +35.7% | 6.875% | 0.07% |
| 5 | HARRIS ASSOCIATES L P | 4.5M | $776.2M | +2.7% | 5.836% | 1.03% |
| 6 | Brave Warrior Advisors, LLC | 3.2M | $547.8M | +5.2% | 4.118% | 11.94% |
| 7 | GREENHAVEN ASSOCIATES INC | 3.1M | $538.6M | +54.8% | 4.050% | 6.22% |
| 8 | PRINCIPAL FINANCIAL GROUP INC | 3.0M | $512.6M | -10.9% | 3.854% | 0.25% |
| 9 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 2.1M | $369.4M | -22.8% | 2.749% | 0.12% |
| 10 | Ruane, Cunniff & Goldfarb L.P. | 2.0M | $355.8M | +25.3% | 2.675% | 5.54% |
| 11 | Boston Partners | 1.6M | $281.4M | +94.1% | 2.117% | 0.25% |
| 12 | Trinity Street Asset Management LLP | 1.5M | $266.7M | +27.1% | 2.005% | 13.74% |
| 13 | D. E. Shaw & Co., Inc. | 1.4M | $241.6M | +12.9% | 1.817% | 0.11% |
| 14 | DIMENSIONAL FUND ADVISORS LP | 1.3M | $220.6M | +61.0% | 1.659% | 0.04% |
| 15 | EARNEST PARTNERS LLC | 1.2M | $215.9M | +40.3% | 1.623% | 0.78% |
| 16 | Maple Rock Capital Partners Inc. | 1.2M | $208.4M | +257.8% | 1.567% | 4.09% |
| 17 | 1832 Asset Management L.P. | 1.2M | $207.6M | +0.1% | 1.560% | 0.10% |
| 18 | BRANDES INVESTMENT PARTNERS, LP | 1.2M | $206.0M | -17.4% | 1.549% | 1.44% |
| 19 | Capital World Investors | 1.1M | $192.1M | +0.1% | 1.445% | 0.02% |
| 20 | AMERIPRISE FINANCIAL INC | 980K | $170.2M | +858.2% | 1.279% | 0.03% |
| 21 | VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. | 962K | $167.1M | +4.7% | 1.256% | 1.28% |
| 22 | SEI INVESTMENTS CO | 902K | $156.7M | +19.1% | 1.178% | 0.14% |
| 23 | EQUITY INVESTMENT CORP | 889K | $154.4M | -18.9% | 1.161% | 2.95% |
| 24 | LYRICAL ASSET MANAGEMENT LP | 881K | $153.1M | -6.1% | 1.151% | 1.94% |
| 25 | ALLIANCEBERNSTEIN L.P. | 1.4M | $152.5M | +2.5% | 1.800% | 0.05% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in ICLR — a direct measure of their conviction.
| 91.32% |
| 0.88 pp |
| $12.07B |
| 17% |
| Q4 2024 | 569 | 11% | 92.20% | 6.58 pp | $14.47B | 24% |
| Q3 2024 | 636 | — | 98.78% | — | $19.14B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
80 institutions opened new positions in ICLR during Q2 2026, while 78 fully exited. 288 added to existing positions and 48 trimmed.
ICLR institutional ownership rose by 6.36 percentage points quarter-over-quarter, with a net change of +7 holders.
The top 10 institutions account for 53.2% of all reported 13F value in ICLR, and the top 25 account for 74.8%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
ICON Public Limited Company (ICLR) Institutional Ownership