NASDAQ · ICLR

Icon Plc (ICLR)

$201.65−0.72%
Close Nov 5, 2026 · split-adjusted
Nov 5, 2026$201.65▲ 23.18% in range
Nov 5, 2025Low $80.08 · High $215.48Nov 5, 2026
What changed · written from our data
As of Nov 5, 2026

Icon closed at $201.65 on Nov 5, down 0.72%, 6.4% below its 52-week closing high. Volume of 1.5M shares was 1.24× its 20-day average (close to normal).

Split-adjusted performance: +22.9% over one month, +61.3% over six months, +23.7% over one year.

Short interest was 3.0M shares at the Oct 15 settlement, up 6.0% from the prior report (3.9% of float, 3.7 days to cover).

Market cap$15.11B74.9M shares
Revenue · quarter——
Diluted EPS——
P/E · TTM—
Net margin—
Dividend yieldNone
52-week range80.08 – 215.48−6.4% from high
Volume1.5M1.24× 20-day avg
Volatility · 60d49.4%Annualised
Short % of float3.9%3.7 days to cover
Net cash-$2.76BCash $647.3M
Next earnings—Not scheduled
Split-adjusted performance
1W −6.4%1M +22.9%3M +22.6%6M +61.3%YTD +10.7%1Y +23.7%3Y −17.3%5Y −29.6%

Earnings reactions

History →

No reported quarters with price history yet.

Rank within industry

Not enough peers to rank

6-month momentum—
Revenue growth—
Net margin—
Value (low P/E)—
Size—

Short interest

Details →
Shares short3.0M+6.0% vs prior
Days to cover3.7Settled Oct 15
% of float3.9%
Short vol. 10d40.6%of daily volume

Quick answers

What does Icon do?
Icon is a global contract research organization that provides outsourced clinical development services to pharmaceutical and biotechnology firms. Icon supports clients across late-stage clinical trials through the regulatory approval process and postmarket studies.
What is ICLR's market cap?
$15.11B, based on the Nov 5 close of $201.65.
Does Icon pay a dividend?
No regular cash dividend has been paid in the last year.
How much of ICLR is sold short?
3.0M shares, 3.9% of float, as of Oct 15, 2026.

About Icon

Icon is a global contract research organization that provides outsourced clinical development services to pharmaceutical and biotechnology firms. Icon supports clients across late-stage clinical trials through the regulatory approval process and postmarket studies. Icon's services include clinical trial management, patient recruitment, data analytics, laboratory services, and regulatory consulting. With more than 40,000 employees operating in over 50 countries, the company partners with life sciences firms to run clinical trials and bring new drugs to market.

40,100 employeesListed May 15, 1998iconplc.com

Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology