Companies: 10,795·Total market cap: $144.5T
Olin Corporation

Olin Corporation

OLNNYSEBasic Materials● Active
$24.32
$-0.22(-0.90%)
Market Cap$2.8B
P/E Ratio—
52W High$30.46
52W Low$18.08
Overview

Olin Corporation (OLN) 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 · OLN · as of Feb 20, 2026

Latest filing snapshot

7,849
+173+2.25%vs prior year

Olin Corporation (OLN) 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
7,849
Change (1Y)
+173
Growth % (1Y)
+2.25%
Revenue / Employee
$863.9K
Net Income / Employee
$-5.5K
Market Cap
$2.8B

OLN Employee Count

1993 – 2025 · Annual · SEC filing

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

Employees History

Filing DateEmployeesChange (1Y)Growth (1Y)SEC filing link
2026-02-207,849+173+2.25%
2025-02-207,676+350+4.78%
2024-02-227,326-454-5.84%
2023-02-237,780+30+0.39%
2022-02-247,750-250-3.13%
2021-02-228,000+1,500+23.08%
2020-02-256,500+0+0.00%
2019-02-256,500+100+1.56%
2018-02-266,400+0+0.00%
2017-02-286,400+200+3.23%

▸ 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

Chemicals - Specialty
#SymbolCompanyEmployees
#1
DuPont de Nemours, Inc.
DD
DuPont de Nemours, Inc.
15,000#2
Avantor, Inc.
AVTR
Avantor, Inc.
13,500#3
Axalta Coating Systems Ltd.
AXTA
Axalta Coating Systems Ltd.
12,900#4
Olin Corporation
OLN
Olin CorporationYOU
7,849#5
Cabot Corporation
CBT
Cabot Corporation
4,151#6
Ashland Inc.
ASH
Ashland Inc.
3,200#7
Balchem Corporation
BCPC
Balchem Corporation
1,379
Source: /stock-peers + /profile.fullTimeEmployees · Click row → /employees · Sorted by headcount · OLN peer comparison

About OLN employees

OLN Employees · Headcount

Olin Corporation (OLN) employee data is sourced from the annual SEC 10-K filing. As of 2025, Olin Corporation had 7,849 full-time employees globally. Full-time employees only. Global consolidated headcount.

Olin Corporation employs 7,849 full-time employees as of the latest filing within the Chemicals - Specialty industry. Revenue per employee stands at $863,906, reflecting the company's operational efficiency.

Olin Corporation's workforce increased by 173 (2.25%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Olin Corporation's revenue per employee of $863,906 positions it among the notable performers in the Chemicals - Specialty sector for operational efficiency.

RevenueFinancial statementsNet incomeSEC filingsPrice historyForecast & ratingsOwnershipEarnings

Frequently Asked Questions

OLN Employees · 5 questions

As of the latest SEC 10-K filing (2025), Olin Corporation had 7,849 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Olin Corporation employee counthow many employees does Olin Corporation haveOLN total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-20