NASDAQ$ICLR
ICON Public Limited Company · Q1 2025 earnings
Q1 2025 earnings · · After market close · Investor relations
Briefing
ICON Q1 2025 revenue $2.00B as net income reaches $154M; interim accounts filed with SEC
ICON plc filed unaudited interim IFRS financial statements for the period from January 1 through August 7, 2025, covering its first-quarter 2025 results alongside subsequent activity. First-quarter revenue was approximately $2.00 billion, derived from first-half revenue of $4.02 billion less second-quarter revenue of $2.02 billion reported in the company's July earnings release. First-quarter GAAP net income was approximately $154 million, with diluted EPS of roughly $1.90; first-half adjusted diluted EPS was $6.45. The clinical research organization reported profit for the interim period of $724.5 million through August 7, reflecting strong year-to-date execution. Management has guided full-year 2025 revenue to $7.85–$8.15 billion and adjusted diluted EPS to $13.00–$14.00.
- Q1 2025 revenue approximately $2.00B; Q2 revenue was $2.02B per prior earnings release.
- Q1 GAAP net income approximately $154M; Q2 net income $183M (+30.7% YoY EPS growth).
- Interim filing shows profit of $724.5M for Jan 1–Aug 7, 2025 period.
- Full-year 2025 revenue guidance raised to $7.85B–$8.15B; adjusted EPS guidance $13.00–$14.00.
- Q2 net book-to-bill of 1.02 with $2.06B net business wins.
Headline financials
Revenue & EPS history
ICON · Revenue · Quarterly
$2B
Forward guidance
ICON expects full-year 2025 revenue of $7.85 billion to $8.15 billion and adjusted diluted earnings per share of $13.00 to $14.00.
Tailwinds
- Raised full-year revenue guidance midpoint by $50 million.
- Strong cost management supporting adjusted EPS outlook despite pass-through revenue mix.
Headwinds
- Q2 revenue declined 4.8% year over year on a reported basis.
- Adjusted diluted EPS of $3.26 in Q2 was below $3.75 in Q2 2024.
Historical earnings impact
How earnings announcements have historically affected this stock's price.
Avg. return before/after earnings
Based on 18 quarterly earnings reports · overlaid with Q1 2025
+1.2%
Avg return
Earnings day
+0.7%
Avg return
5 days after
+1.1%
Avg return
30 days after
58%
38 / 65 earnings
Positive
+21.0%
Q2 2015
Best reaction
-21.8%
Q3 2024
Worst reaction
| Quarter | Report date | Reaction (Day 0) | +5 days | +30 days |
|---|---|---|---|---|
| Q4 2025 | -2.9% | — | — | |
| Q4 2026 | -2.9% | +4.4% | — | |
| Q1 2025 | -4.1% | -6.9% | -9.8% | |
| Q4 2024 | +5.5% | +3.2% | -3.4% | |
| Q3 2024 | -21.8% | -18.7% | -24.4% | |
| Q2 2024 | -5.8% | -0.9% | -2.4% | |
| Q1 2024 | -2.1% | -0.8% | +4.7% | |
| Q4 2023 | +10.5% | +12.4% | +17.1% | |
| Q3 2023 | +1.7% | +0.7% | +15.0% | |
| Q2 2023 | -3.2% | +0.7% | +2.7% | |
| Q1 2023 | -6.2% | -3.8% | +0.2% | |
| Q4 2022 | -0.1% | -0.1% | -7.4% | |
| Q3 2022 | +2.8% | +1.0% | +8.5% | |
| Q2 2022 | +6.2% | +5.8% | -4.6% | |
| Q1 2022 | +6.8% | +8.5% | +7.9% | |
| Q4 2021 | -2.5% | +5.0% | +4.8% | |
| Q3 2021 | -0.7% | -5.1% | -3.4% | |
| Q2 2021 | -3.0% | +0.1% | +14.8% | |
| Q1 2021 | +0.5% | -0.7% | +4.0% | |
| Q4 2020 | -11.6% | -17.1% | -8.6% | |
| Q3 2020 | -2.6% | -5.6% | -6.7% | |
| Q2 2020 | -0.5% | -1.9% | -1.7% | |
| Q1 2020 | -1.9% | -0.6% | +9.6% | |
| Q4 2019 | -0.9% | -5.8% | -30.2% | |
| Q3 2019 | +4.7% | +7.1% | +11.8% | |
| Q2 2019 | +4.5% | +2.4% | -0.7% | |
| Q1 2019 | +3.7% | +3.4% | +3.6% | |
| Q4 2018 | -2.2% | +1.1% | -8.5% | |
| Q3 2018 | -4.0% | -4.7% | -5.4% | |
| Q2 2018 | +3.8% | -1.3% | +3.5% | |
| Q1 2018 | -0.5% | +2.1% | +10.4% | |
| Q4 2017 | +4.4% | +4.4% | +10.9% | |
| Q3 2017 | +7.3% | +5.3% | +3.7% | |
| Q2 2017 | +3.4% | +6.7% | +8.8% | |
| Q1 2017 | +10.0% | +10.6% | +19.4% | |
| Q4 2016 | +0.0% | -1.0% | -6.9% | |
| Q3 2016 | +7.8% | +5.8% | -2.9% | |
| Q2 2016 | +9.4% | +9.1% | +5.4% | |
| Q1 2016 | -8.0% | — | — | |
| Q4 2015 | +0.8% | — | — | |
| Q3 2015 | -4.7% | — | — | |
| Q2 2015 | +21.0% | — | — | |
| Q1 2015 | -9.9% | — | — | |
| Q4 2014 | +12.8% | — | — | |
| Q3 2014 | -0.6% | — | — | |
| Q2 2014 | +8.1% | — | — | |
| Q1 2014 | +3.0% | — | — | |
| Q4 2013 | +5.4% | — | — | |
| Q3 2013 | +9.9% | — | — | |
| Q2 2013 | +3.8% | — | — | |
| Q1 2013 | +7.7% | — | — | |
| Q4 2012 | +2.7% | — | — | |
| Q3 2012 | +0.8% | — | — | |
| Q2 2012 | +0.4% | — | — | |
| Q1 2012 | -0.6% | — | — | |
| Q4 2011 | +0.4% | — | — | |
| Q3 2011 | +0.6% | — | — | |
| Q3 2010 | +0.6% | — | — | |
| Q2 2011 | -0.5% | — | — | |
| Q2 2010 | -0.5% | — | — | |
| Q1 2010 | +5.3% | — | — | |
| Q1 2011 | +5.3% | — | — | |
| Q4 2010 | +0.2% | — | — | |
| Q4 2008 | +0.2% | — | — | |
| Q4 2009 | +0.2% | — | — |
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