How many employees work at Horizon Therapeutics?
Horizon Therapeutics Ltd. (Ireland) has 1,591 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is -4.6%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Horizon Therapeutics
Horizon Therapeutics is now part of Amgen. We encourage you to follow Amgen on LinkedIn at: https://bit.ly/3oPUyW4.
As of December 2025
Horizon Therapeutics
workforce metrics
Headcount
1.6k
Avg. Salary
$99.5k
Tenure
4.2yr
Growth Rate
-4.6%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Horizon Therapeutics annual worldwide employee count from 2023 to 2025.
- Horizon Therapeutics total number of employees in 2025 was 1,592, a 4.6% decline from 2024.
- Horizon Therapeutics total number of employees in 2024 was 1,667, a 11.7% decline from 2023.
- Horizon Therapeutics total number of employees in 2023 was 1,875, a 44.5% decline from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Horizon Therapeutics annual active job postings from 2023 to 2025.
- Horizon Therapeutics active job postings in 2025 was 36, a 161.2% decline from 2024.
- Horizon Therapeutics active job postings in 2024 was 335, a 83.3% increase from 2023.
- Horizon Therapeutics active job postings in 2023 was 138, a 34.7% decline from 2022.
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Employee Sentiment
Sentiment Topics
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