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Regeneron Pharmaceuticals
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CEO Salary Employees Revenue per Employee Net Income per Employee

Regeneron Pharmaceuticals's Number of Employees (2016 - 2025)

  • In fiscal year 2025, the total number of employees at Regeneron Pharmaceuticals was 15,410. The employee count increased by 304 from 15,106 (in 2024) to 15,410 (in 2025). It represents a 2.01% year-over-year growth.

    • Over the past 10 years (2016-2025):
  • The highest number of employees at Regeneron Pharmaceuticals was 15,410 in fiscal year 2025.
  • The lowest number of employees was 5,400 in fiscal year 2016.
  • The average number of employees was 10,241.

    • Learn more about Regeneron Pharmaceuticals's Revenue by Segment and Revenue by Region.

    Check out competitors to Regeneron Pharmaceuticals in a side-by-side comparison.

    Explore additional financial metrics for Regeneron Pharmaceuticals.


    Definition of employee :
  • An Employee is any individual who renders service to the business as per the mutual agreement in exchange for a fixed remuneration. Refer to our glossary for more details, examples, and formulas.
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Regeneron Pharmaceuticals's Employees Trend

2025

Regeneron Pharmaceuticals's number of employees was 15,410 in fiscal year 2025.

2024

Regeneron Pharmaceuticals's number of employees was 15,106 in fiscal year 2024.

2023

Regeneron Pharmaceuticals's number of employees was 13,450 in fiscal year 2023.

2022

Regeneron Pharmaceuticals's number of employees was 11,851 in fiscal year 2022.

2021

Regeneron Pharmaceuticals's number of employees was 10,368 in fiscal year 2021.

2020

Regeneron Pharmaceuticals's number of employees was 9,123 in fiscal year 2020.

2019

Regeneron Pharmaceuticals's number of employees was 8,100 in fiscal year 2019.

2018

Regeneron Pharmaceuticals's number of employees was 7,400 in fiscal year 2018.

2017

Regeneron Pharmaceuticals's number of employees was 6,200 in fiscal year 2017.

2016

Regeneron Pharmaceuticals's number of employees was 5,400 in fiscal year 2016.

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Regeneron Pharmaceuticals's Employees (Year-over-Year Change)

2025

Regeneron Pharmaceuticals's number of employees increased 2.01 % during fiscal year 2025 compared to 2024.
It represents a increase of 304 employees from 15,106 (in 2024) to 15,410 (in 2025).

2024

Regeneron Pharmaceuticals's number of employees increased 12.31 % during fiscal year 2024 compared to 2023.
It represents a increase of 1,656 employees from 13,450 (in 2023) to 15,106 (in 2024).

2023

Regeneron Pharmaceuticals's number of employees increased 13.49 % during fiscal year 2023 compared to 2022.
It represents a increase of 1,599 employees from 11,851 (in 2022) to 13,450 (in 2023).

2022

Regeneron Pharmaceuticals's number of employees increased 14.3 % during fiscal year 2022 compared to 2021.
It represents a increase of 1,483 employees from 10,368 (in 2021) to 11,851 (in 2022).

2021

Regeneron Pharmaceuticals's number of employees increased 13.65 % during fiscal year 2021 compared to 2020.
It represents a increase of 1,245 employees from 9,123 (in 2020) to 10,368 (in 2021).

2020

Regeneron Pharmaceuticals's number of employees increased 12.63 % during fiscal year 2020 compared to 2019.
It represents a increase of 1,023 employees from 8,100 (in 2019) to 9,123 (in 2020).

2019

Regeneron Pharmaceuticals's number of employees increased 9.46 % during fiscal year 2019 compared to 2018.
It represents a increase of 700 employees from 7,400 (in 2018) to 8,100 (in 2019).

2018

Regeneron Pharmaceuticals's number of employees increased 19.35 % during fiscal year 2018 compared to 2017.
It represents a increase of 1,200 employees from 6,200 (in 2017) to 7,400 (in 2018).

2017

Regeneron Pharmaceuticals's number of employees increased 14.81 % during fiscal year 2017 compared to 2016.
It represents a increase of 800 employees from 5,400 (in 2016) to 6,200 (in 2017).

2016

Regeneron Pharmaceuticals's number of employees increased 25.58 % during fiscal year 2016 compared to 2015.
It represents a increase of 1,100 employees from 4,300 (in 2015) to 5,400 (in 2016).

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Regeneron Pharmaceuticals Employee Count History

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Period Employees Year-over-Year Change
2025 15,410 304 2.01%
2024 15,106 1,656 12.31%
2023 13,450 1,599 13.49%
2022 11,851 1,483 14.3%
2021 10,368 1,245 13.65%
2020 9,123 1,023 12.63%
2019 8,100 700 9.46%
2018 7,400 1,200 19.35%
2017 6,200 800 14.81%
2016 5,400 1,100 25.58%

Frequently Asked Questions

How many employees does Regeneron Pharmaceuticals have?

In the fiscal year 2025, Regeneron Pharmaceuticals's number of employees was 15,410.

What was the annual change in Regeneron Pharmaceuticals's number of employees?

Regeneron Pharmaceuticals's number of employees increased by +2.01 % in 2025 compared to 2024.

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