How many employees work at Phathom Pharmaceuticals?
Phathom Pharmaceuticals, Inc. has 467 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 6.2%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Phathom Pharmaceuticals
Phathom Pharmaceuticals (Nasdaq: PHAT) is a biopharmaceutical company committed to transforming the treatment landscape for people suffering from gastrointestinal (GI) diseases related to acid. We are a team of highly driven pharmaceutical professionals who are passionate about our mission to address unmet needs for patients and improve their quality of life. By ensuring all voices are heard, holding ourselves accountable to be equitable and just, and authentically supporting the people and communities impacted by our work, we strive to create a sense of inclusion and belonging. We are looking for self-motivated, creative problem solvers who are excited by the idea of working in a fast-paced start-up environment and contributing to our growth.
As of December 2025
Phathom Pharmaceuticals
workforce metrics
Headcount
467
Avg. Salary
$141.3k
Tenure
1.7yr
Growth Rate
6.2%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Phathom Pharmaceuticals annual worldwide employee count from 2023 to 2025.
- Phathom Pharmaceuticals total number of employees in 2025 was 467, a 6.2% increase from 2024.
- Phathom Pharmaceuticals total number of employees in 2024 was 438, a 1.7% decline from 2023.
- Phathom Pharmaceuticals total number of employees in 2023 was 446, a 99.3% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Phathom Pharmaceuticals annual active job postings from 2023 to 2025.
- Phathom Pharmaceuticals active job postings in 2025 was 36, a 14.9% increase from 2024.
- Phathom Pharmaceuticals active job postings in 2024 was 31, a 110.0% increase from 2023.
- Phathom Pharmaceuticals active job postings in 2023 was 9, a 151.4% decline from 2022.
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Employee Sentiment
Sentiment Topics
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