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NASDAQ:ICLR ICON plc Stock
Home listing (NASDAQ) of ICON plc
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Share price · NASDAQ:ICLR
$182.98 USD -0.80 (-0.4%)
Close on Oct 27, 2026
- Day range
- $181.74 – $186.99 USDOct 27, 2026
- Volume
- 886,731 sharesOct 27, 2026
- Market cap
- $14.12B USDAt the close on Oct 27, 2026 · price × 77.15M shares outstanding
- 52-week range
- $66.57 – $203.91 USDLowest and highest trades, Oct 28, 2025 – Oct 27, 2026
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| NASDAQ:ICLR · Home | $182.98 USD | -0.80 (-0.4%) | 886,731 | $182.23 | $186.99 | $181.74 | $183.78 | Close on Oct 27, 2026 |
| Frankfurt:IJF | €170.95 EUR | +7.45 (+4.6%) | — | €163.05 | €171.00 | €163.05 | €163.50 | Close on Oct 27, 2026 |
Daily closes
Last 3 months, Jul 27, 2026 – Oct 27, 2026 · NASDAQ:ICLR · USD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $182.98 | -0.80 | -0.4% | $182.23 | $186.99 | $181.74 | 886,731 | |
| $183.78 | -1.49 | -0.8% | $179.16 | $185.59 | $179.16 | 1,061,866 | |
| $185.27 | -0.16 | -0.1% | $184.25 | $185.57 | $179.89 | 1,017,948 | |
| $185.43 | +0.18 | +0.1% | $180.09 | $190.56 | $180.09 | 1,018,520 | |
| $185.25 | +11.06 | +6.3% | $171.54 | $188.27 | $171.54 | 1,164,648 | |
| $174.19 | +6.05 | +3.6% | $169.26 | $176.73 | $168.64 | 936,269 | |
| $168.14 | -2.04 | -1.2% | $169.25 | $173.11 | $167.14 | 728,534 | |
| $170.18 | -4.95 | -2.8% | $173.58 | $176.81 | $167.95 | 667,900 | |
| $175.13 | +6.16 | +3.6% | $170.20 | $177.20 | $166.94 | 795,800 | |
| $168.97 | +4.63 | +2.8% | $163.54 | $170.32 | $163.14 | 629,700 | |
| $164.34 | -0.06 | 0.0% | $164.54 | $166.17 | $159.72 | 815,100 | |
| $164.40 | +0.23 | +0.1% | $165.14 | $169.83 | $163.90 | 869,500 | |
| $164.17 | -0.33 | -0.2% | $167.04 | $169.85 | $163.47 | 745,600 | |
| $164.50 | +0.42 | +0.3% | $161.62 | $164.95 | $159.16 | 1,026,200 | |
| $164.08 | +2.39 | +1.5% | $160.93 | $165.22 | $157.38 | 776,200 | |
| $161.69 | -6.64 | -3.9% | $169.69 | $177.67 | $161.14 | 984,000 | |
| $168.33 | +6.28 | +3.9% | $161.07 | $168.76 | $160.99 | 932,500 | |
| $162.05 | +0.20 | +0.1% | $161.85 | $163.43 | $160.41 | 676,100 | |
| $161.85 | -8.14 | -4.8% | $169.99 | $170.22 | $160.90 | 677,200 | |
| $169.99 | -0.36 | -0.2% | $167.98 | $170.40 | $165.24 | 851,100 | |
| $170.35 | -5.22 | -3.0% | $174.50 | $176.70 | $169.73 | 1,442,700 | |
| $175.57 | +3.24 | +1.9% | $171.13 | $175.87 | $169.38 | 1,342,100 | |
| $172.33 | -1.57 | -0.9% | $173.80 | $174.92 | $170.44 | 965,900 | |
| $173.90 | +10.00 | +6.1% | $163.79 | $175.00 | $163.79 | 1,619,300 | |
| $163.90 | -3.21 | -1.9% | $167.77 | $169.28 | $163.41 | 1,064,800 | |
| $167.11 | -2.44 | -1.4% | $170.55 | $172.04 | $167.11 | 1,056,000 | |
| $169.55 | +5.44 | +3.3% | $164.61 | $169.95 | $163.16 | 1,031,700 | |
| $164.11 | -5.57 | -3.3% | $169.50 | $169.50 | $162.59 | 1,122,600 | |
| $169.68 | -4.26 | -2.4% | $175.01 | $177.50 | $169.44 | 1,172,000 | |
| $173.94 | +1.49 | +0.9% | $173.51 | $175.59 | $172.09 | 818,600 | |
| $172.45 | +3.52 | +2.1% | $168.02 | $172.94 | $167.72 | 862,400 | |
| $168.93 | -0.38 | -0.2% | $171.51 | $173.40 | $167.80 | 1,325,100 | |
| $169.31 | +3.62 | +2.2% | $165.68 | $175.63 | $165.68 | 1,710,000 | |
| $165.69 | +6.18 | +3.9% | $159.27 | $166.53 | $156.70 | 1,142,400 | |
| $159.51 | +1.17 | +0.7% | $158.71 | $161.76 | $157.26 | 801,000 | |
| $158.34 | -6.51 | -3.9% | $162.30 | $162.42 | $158.04 | 949,600 | |
| $164.85 | +1.27 | +0.8% | $159.94 | $165.92 | $159.50 | 796,400 | |
| $163.58 | +3.74 | +2.3% | $159.87 | $164.35 | $159.55 | 594,000 | |
| $159.84 | -1.56 | -1.0% | $161.88 | $164.24 | $158.66 | 893,200 | |
| $161.40 | -3.59 | -2.2% | $165.24 | $165.36 | $160.01 | 604,600 | |
| $164.99 | -5.03 | -3.0% | $169.91 | $170.41 | $163.57 | 707,500 | |
| $170.02 | +0.30 | +0.2% | $169.41 | $170.42 | $165.70 | 314,600 | |
| $169.72 | +0.79 | +0.5% | $168.84 | $174.12 | $168.27 | 376,400 | |
| $168.93 | +0.02 | 0.0% | $165.88 | $169.83 | $165.45 | 414,100 | |
| $168.91 | -4.57 | -2.6% | $172.69 | $173.00 | $168.01 | 444,900 | |
| $173.48 | +1.25 | +0.7% | $170.81 | $174.44 | $168.38 | 420,700 | |
| $172.23 | -2.04 | -1.2% | $173.02 | $179.02 | $172.03 | 391,200 | |
| $174.27 | +1.78 | +1.0% | $170.17 | $180.89 | $170.17 | 516,300 | |
| $172.49 | +5.44 | +3.3% | $170.10 | $175.71 | $167.49 | 687,900 | |
| $167.05 | -2.40 | -1.4% | $170.00 | $172.95 | $166.87 | 556,600 | |
| $169.45 | +6.30 | +3.9% | $161.34 | $169.73 | $161.17 | 490,000 | |
| $163.15 | -4.33 | -2.6% | $166.65 | $167.29 | $162.42 | 323,800 | |
| $167.48 | +0.31 | +0.2% | $167.69 | $167.87 | $160.05 | 442,100 | |
| $167.17 | +1.59 | +1.0% | $165.27 | $167.74 | $161.77 | 822,300 | |
| $165.58 | -0.47 | -0.3% | $165.56 | $167.34 | $161.89 | 662,300 | |
| $166.05 | +1.54 | +0.9% | $163.80 | $167.70 | $163.80 | 516,600 | |
| $164.51 | +3.34 | +2.1% | $161.86 | $164.89 | $160.46 | 388,400 | |
| $161.17 | -2.34 | -1.4% | $162.37 | $162.65 | $159.07 | 469,300 | |
| $163.51 | +6.66 | +4.2% | $158.65 | $167.51 | $156.00 | 617,800 | |
| $156.85 | -1.56 | -1.0% | $156.71 | $157.42 | $150.86 | 1,045,200 | |
| $158.41 | -5.16 | -3.2% | $165.31 | $165.80 | $156.56 | 1,212,100 | |
| $163.57 | -1.96 | -1.2% | $165.45 | $171.74 | $162.41 | 871,900 | |
| $165.53 | -12.65 | -7.1% | $165.75 | $172.97 | $162.50 | 1,774,100 | |
| $178.18 | -2.06 | -1.1% | $180.25 | $182.54 | $175.63 | 1,572,000 | |
| $180.24 | +11.46 | +6.8% | $177.58 | $186.64 | $177.17 | 1,790,400 | |
| $168.78 | +3.02 | +1.8% | $165.55 | $169.98 | $161.29 | 778,200 |
- Ticker
- NASDAQ:ICLR
- Asset type
- Stock
- Sector
- Health care
- Industry
- Diagnostics & research services
- Exchange
- NASDAQ
- Currency
- USD
What changed lately
Latest news release · Oct 27, 2026
ICON Reports Third Quarter 2026 Results
Latest earnings call · Jul 30, 2026
ICON (NASDAQ:ICLR) Q2 2026 Earnings Call
Replay and transcript
Latest deck · Sep 30, 2026
Q3 2026 Earnings Presentation
Earnings · 16 slides
Calls
Upcoming
ICON (NASDAQ:ICLR) Q3 2026 Earnings Call
Wed, Oct 28, 2026 · 8:00 AM ET
Register
Replays
ICON (NASDAQ:ICLR) Q2 2026 Earnings Call
Thu, Jul 30, 2026 · 8:00 AM ET
Watch TranscriptICON (NASDAQ:ICLR) Q1 2026 Earnings Call
Wed, Jun 24, 2026 · 8:00 AM ET
Watch TranscriptICON (NASDAQ:ICLR) Q4 2025 Earnings Call
Thu, May 28, 2026 · 8:00 AM ET
Watch Transcript
Latest news
ICON Schedules Third Quarter 2026 Earnings Conference Call
Oct 8, 2026
Closed $164.50 (+0.3%) on Oct 8, 2026
ICON Releases 2025 ICON Cares Report, Highlighting Progress in Patient Impact, Innovation and Sustainability
Aug 20, 2026
Closed $174.27 (+1.0%) on Aug 20, 2026
ICON Announces Pricing of USD 2.15 Billion Notes
Aug 6, 2026
Closed $161.17 (-1.4%) on Aug 6, 2026
ICON Announces Private Offering of Notes
Aug 4, 2026
Closed $156.85 (-1.0%) on Aug 4, 2026
ICON Reports Second Quarter 2026 Results
Jul 29, 2026
Closed $178.18 (-1.1%) on Jul 29, 2026
ICON announces multi-year collaboration with Anthropic to bring frontier AI to clinical trials
Jul 28, 2026
Closed $180.24 (+6.8%) on Jul 28, 2026
ICON Schedules Second Quarter 2026 Earnings Conference Call
Jul 22, 2026
Closed $167.28 (+0.4%) on Jul 22, 2026
ICON Reports First Quarter 2026 Results
Jun 23, 2026
Closed $158.17 (+10.9%) on Jun 24, 2026
ICON selects Microsoft as a preferred technology partner to power AI-enabled clinical development
Jun 22, 2026
Closed $140.73 (-3.6%) on Jun 22, 2026
Financings
Senior unsecured notes
Aug 6, 2026
Announced: US$2.15B
Use of proceeds: Repay the bridge credit facility and existing senior secured term loans, and redeem the 5.809% Senior Secured Notes due 2027
Decks
Q3 2026 Earnings Presentation
Earnings · 16 slides · Sep 30, 2026
Q2 2026 Earnings Presentation
Earnings · 19 slides · Jul 30, 2026
Q1 2026 Earnings Presentation
Earnings · 19 slides · Jun 24, 2026
Q4 2025 Earnings Presentation
Earnings · 22 slides · May 28, 2026
ICON plc on 6ix
- Sector
- Health care
- Industry
- Diagnostics & research services
- News releases
- 22 in the last 12 months · 157 in all · newest Oct 27, 2026 · oldest 2019
- Calls
- 21 calls with a replay · 21 with a transcript · latest Jul 30, 2026
- Decks
- 15 decks · latest Sep 30, 2026
Where ICON plc is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| NASDAQ:ICLR · Home listing · This page | NASDAQ | United States | USD |
| gettex:IJF | gettex | Germany | EUR |
| LS Exchange:932242 | LS Exchange | Germany | EUR |
| Tradegate:IJF | Tradegate | Germany | EUR |
| BOATS:ICLR | BOATS | United States | USD |
| Lang & Schwarz:932242 | Lang & Schwarz | Germany | EUR |
| B3:ICLR34 | B3 | Brazil | BRL |
| BMV:ICLRN | BMV | Mexico | MXN |
| BIVA:ICLRN | BIVA | Mexico | MXN |
| Dusseldorf:IJF | Dusseldorf | Germany | EUR |
| Frankfurt:IJF | Frankfurt | Germany | EUR |
| Hanover:IJF | Hanover | Germany | EUR |
| Munich:IJF | Munich | Germany | EUR |
| Stuttgart:IJF | Stuttgart | Germany | EUR |
| Hamburg:IJF | Hamburg | Germany | EUR |
| Xetra:IJF | Xetra | Germany | EUR |
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