Solid Biosciences Inc.

SLDBNASDAQHealthcare● Active

$6.41

$-0.29(-4.33%)

Market Cap$499404382

P/E Ratio—

52W High$8.866

52W Low$3.79

Avg Volume1.3M

Open$6.84

Beta2.43

Employees Ownership Insider Trades

Solid Biosciences Inc. (SLDB) Number of Employees – History & Annual Headcount

Annual SEC headcount, year-over-year change, and per-employee efficiency — chart and full history below.

SEC EDGAR · FMP · SLDB · as of Mar 19, 2026

Latest filing snapshot

121

+21+21.00%vs prior year

Solid Biosciences Inc. (SLDB) employee data is sourced from the annual SEC 10-K filing. As of 2025, full-time employees only. Global consolidated headcount. View SEC filing ↗

SEC 10-K·Period end: 2025-12-31·Full-time · Global

Total Employees

121

Change (1Y)

+21

Growth % (1Y)

+21.00%

Revenue / Employee

—

Net Income / Employee

$-1.44M

Market Cap

$499M

SLDB Employee Count

2017 – 2025 · Annual · SEC filing

Source: SEC annual filings · Hover bar to view year data · Click to view original filing

Employees History

Filing Date	Period End	Employees	Change (1Y)	Growth (1Y)
2026-03-19	2025-12-31	121	+21	+21.00%
2025-03-06	2024-12-31	100	+12	+13.64%
2024-03-13	2023-12-31	88	+1	+1.15%
2023-03-23	2022-12-31	87	-17	-16.35%
2022-03-14	2021-12-31	104	+34	+48.57%
2021-03-15	2020-12-31	70	-51	-42.15%
2020-03-12	2019-12-31	121	+10	+9.01%
2019-03-13	2018-12-31	111	+51	+85.00%
2018-03-29	2017-12-31	60	—	—

▸ Source: SEC Annual Reports (Form 10-K / 20-F). Employee counts as of fiscal year end. Click the ↗ icon at the end of a row to open the original SEC filing in a new tab.

Related Companies — Employee Count

Biotechnology

#SymbolCompanyEmployeesMkt Cap

AUTL

Autolus Therapeutics plc

647$389M #2

SLDB

Solid Biosciences Inc.YOU

Aura Biosciences, Inc.

106$416M #5

DSGN

Design Therapeutics, Inc.

56$653M #6

BNTC

Benitec Biopharma Inc.

16$276M

LBRX

LB Pharmaceuticals Inc Common Stock

16$843M

Source: /stock-peers + /profile.fullTimeEmployees · Click row → /employees · Sorted by headcount · SLDB peer comparison

About SLDB employees

SLDB Employees · Headcount

Solid Biosciences Inc. (SLDB) employee data is sourced from the annual SEC 10-K filing. As of 2025, Solid Biosciences Inc. had 121 full-time employees globally. Full-time employees only. Global consolidated headcount.

Solid Biosciences Inc.'s workforce increased by 21 (21.00%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Revenue Financial statements Net income SEC filings Price history Forecast & ratings Ownership Earnings

Frequently Asked Questions

SLDB Employees · 5 questions

As of the latest SEC 10-K filing (2025), Solid Biosciences Inc. had 121 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Solid Biosciences Inc. employee counthow many employees does Solid Biosciences Inc. haveSLDB total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-03-19