Summit Therapeutics Inc. (SMMT)

Summit Therapeutics Employees

Summit Therapeutics had 265 employees as of December 31, 2025. The number of employees increased by 106 or 66.67% compared to the previous year. That makes Summit Therapeutics the 24,757th largest employer in the world and 3,186th in the United States.

• Employees: 265
• Change (1Y): 106
• Growth (1Y): 66.67%
• Revenue / Employee: n/a
• Profits / Employee: -$3,230,525
• Market Cap: 14.07B

Employees Chart

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Employees History

Date	Employees	Change (1Y)	Growth (1Y)
Dec 31, 2025	265	106	66.67%
Dec 31, 2024	159	54	51.43%
Dec 31, 2023	105	28	36.36%
Dec 31, 2022	77	-33	-30.00%
Dec 31, 2021	110	29	35.80%
Dec 31, 2020	81	11	15.71%
Dec 31, 2019	70	9	14.75%
Dec 31, 2018	61	-15	-19.74%
Dec 31, 2017	76	36	90.00%
Dec 31, 2016	40	3	8.11%
Dec 31, 2015	37	14	60.87%
Dec 31, 2014	23	-	-

Data Source: Official company filings Last updated: Dec 31, 2025

The employees data for this stock was gathered manually by the Stock Analysis team based on SEC filings and investor relations materials.

Update frequency:

Yearly

Last checked:

Oct 7, 2026

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