Selected research
Market Analysis & Forecast
Global Lab-on-a-chip Devices Market Analysis and Forecast 2026-2032
Market perspective
The global Lab-on-a-chip Devices market is projected to grow from US$ million in 2026 to US$ million by 2032, at a Compound Annual Growth Rate (CAGR) of % during the forecast period.
Lab-on-a-chip Devices's global sales reached XX (k units) with a value of US$ XX Million, marking an change of XX% compared to the previous year. This performance has positioned Danaher as the global sales leader, a title it has maintained for several consecutive years. Notably, Danaher's performance in primary markets is also remarkable. In the Chinese market, sales were XX (k units), a change of XX% from the previous year. In Europe, sales were XX (k units), showing a year-on-year of XX%. In the US, sales were XX (k units), a year-on-year change of XX%.
The major global manufacturers in the Lab-on-a-chip Devices market include Danaher, Thermo Fisher Scientific, Roche, Abbott Laboratories, Bio-Rad Laboratories, Becton, Dickinson, PerkinElmer, Agilent Technologies and IDEX Corporation, etc. In 2025, the top three vendors accounted for approximately % of the revenue.
Read the full market overview
In terms of production side, this report researches the Lab-on-a-chip Devices production, growth rate, market share by manufacturers and by region (region level and country level), from 2021 to 2026, and forecast to 2032.
In terms of consumption side, this report focuses on the sales of Lab-on-a-chip Devices by region (region level and country level), by Company, by Type and by Application. from 2021 to 2026 and forecast to 2032.
This report presents an overview of global market for Lab-on-a-chip Devices, capacity, output, revenue and price. Analyses of the global market trends, with historic market revenue or sales data for 2021 - 2025, estimates for 2026, and projections of CAGR through 2032.
This report researches the key producers of Lab-on-a-chip Devices, also provides the consumption of main regions and countries. Of the upcoming market potential for Lab-on-a-chip Devices, and key regions or countries of focus to forecast this market into various segments and sub-segments. Country specific data and market value analysis for the U.S., Canada, Mexico, Brazil, China, Japan, South Korea, Southeast Asia, India, Germany, the U.K., Italy, Middle East, Africa, and Other Countries.
This report focuses on the Lab-on-a-chip Devices sales, revenue, market share and industry ranking of main manufacturers, data from 2021 to 2026. Identification of the major stakeholders in the global Lab-on-a-chip Devices market, and analysis of their competitive landscape and market positioning based on recent developments and segmental revenues. This report will help stakeholders to understand the competitive landscape and gain more insights and position their businesses and market strategies in a better way.
This report analyzes the segments data by Type and by Application, sales, revenue, and price, from 2021 to 2032. Evaluation and forecast the market size for Lab-on-a-chip Devices sales, projected growth trends, production technology, application and end-user industry.
Lab-on-a-chip Devices Segment by Company
Danaher
Thermo Fisher Scientific
Roche
Abbott Laboratories
Bio-Rad Laboratories
Becton, Dickinson
PerkinElmer
Agilent Technologies
IDEX Corporation
Lab-on-a-chip Devices Segment by Type
Microfluidic Devices
Biomolecule Sensing Devices
Others
Lab-on-a-chip Devices Segment by Application
Genomics and Proteomics
Diagnostics
Drug Discovery
Others
Lab-on-a-chip Devices Segment by Region
North America
United States
Canada
Mexico
Europe
Germany
France
U.K.
Italy
Russia
Spain
Netherlands
Switzerland
Sweden
Poland
Asia-Pacific
China
Japan
South Korea
India
Australia
Taiwan
Southeast Asia
South America
Brazil
Argentina
Chile
Colombia
Middle East & Africa
Egypt
South Africa
Israel
Türkiye
GCC Countries
Study Objectives
1. To analyze and research the global status and future forecast, involving, production, value, consumption, growth rate (CAGR), market share, historical and forecast.
2. To present the key manufacturers, capacity, production, revenue, market share, and Recent Developments.
3. To split the breakdown data by regions, type, manufacturers, and Application.
4. To analyze the global and key regions market potential and advantage, opportunity and challenge, restraints, and risks.
5. To identify significant trends, drivers, influence factors in global and regions.
6. To analyze competitive developments such as expansions, agreements, new product launches, and acquisitions in the market.
Reasons to Buy This Report
1. This report will help the readers to understand the competition within the industries and strategies for the competitive environment to enhance the potential profit. The report also focuses on the competitive landscape of the global Lab-on-a-chip Devices market, and introduces in detail the market share, industry ranking, competitor ecosystem, market performance, new product development, operation situation, expansion, and acquisition. etc. of the main players, which helps the readers to identify the main competitors and deeply understand the competition pattern of the market.
2. This report will help stakeholders to understand the global industry status and trends of Lab-on-a-chip Devices and provides them with information on key market drivers, restraints, challenges, and opportunities.
3. This report will help stakeholders to understand competitors better and gain more insights to strengthen their position in their businesses. The competitive landscape section includes the market share and rank (in volume and value), competitor ecosystem, new product development, expansion, and acquisition.
4. This report stays updated with novel technology integration, features, and the latest developments in the market.
5. This report helps stakeholders to gain insights into which regions to target globally.
6. This report helps stakeholders to gain insights into the end-user perception concerning the adoption of Lab-on-a-chip Devices.
7. This report helps stakeholders to identify some of the key players in the market and understand their valuable contribution.
Chapter Outline
Chapter 1: Introduces the report scope of the report, executive summary of different market segments (by type and by application, etc), including the market size of each market segment, future development potential, and so on. It offers a high-level view of the current state of the market and its likely evolution in the short to mid-term, and long term.
Chapter 2: Introduces the market dynamics, latest developments of the market, the driving factors and restrictive factors of the market, the challenges and risks faced by manufacturers in the industry, and the analysis of relevant policies in the industry.
Chapter 3: Lab-on-a-chip Devices production/output of global and key producers (regions/countries). It provides a quantitative analysis of the production, and development potential of each producer in the next six years.
Chapter 4: Sales (consumption), revenue of Lab-on-a-chip Devices in global, regional level and country level. It provides a quantitative analysis of the market size and development potential of each region and its main countries and introduces the market development, future development prospects, market space of each country in the world.
Chapter 5: Detailed analysis of Lab-on-a-chip Devices manufacturers competitive landscape, price, sales, revenue, market share and industry ranking, latest development plan, merger, and acquisition information, etc.
Chapter 6: Provides the analysis of various market segments by type, covering the sales, revenue, average price, and development potential of each market segment, to help readers find the blue ocean market in different market segments.
Chapter 7: Provides the analysis of various market segments by application, covering the sales, revenue, average price, and development potential of each market segment, to help readers find the blue ocean market in different downstream markets.
Chapter 8: Provides profiles of key manufacturers, introducing the basic situation of the main companies in the market in detail, including product descriptions and specifications, Lab-on-a-chip Devices sales, revenue, price, gross margin, and recent development, etc.
Chapter 9: North America by type, by application and by country, sales, and revenue for each segment.
Chapter 10: Europe by type, by application and by country, sales, and revenue for each segment.
Chapter 11: China by type, by application, sales, and revenue for each segment.
Chapter 12: Asia (Excluding China) by type, by application and by region, sales, and revenue for each segment.
Chapter 13: South America, Middle East and Africa by type, by application and by country, sales, and revenue for each segment.
Chapter 14: Analysis of industrial chain, sales channel, key raw materials, distributors and customers.
Chapter 15: The main concluding insights of the report.
More report detail
Tables and figures
Scope & coverage.
Types
- Microfluidic Devices
- Biomolecule Sensing Devices
- Others
Applications
- Genomics and Proteomics
- Diagnostics
- Drug Discovery
- Others
Companies covered
- Danaher
- Thermo Fisher Scientific
- Roche
- Abbott Laboratories
- Bio-Rad Laboratories
- Becton, Dickinson
- PerkinElmer
- Agilent Technologies
- IDEX Corporation
Inside the report.
1 Market Overview
- 1.1 Product Definition
- 1.2 Lab-on-a-chip Devices Market by Type
- 1.2.1 Global Lab-on-a-chip Devices Market Size by Type, 2021 VS 2025 VS 2032
- 1.2.2 Microfluidic Devices
- 1.2.3 Biomolecule Sensing Devices
- 1.2.4 Others
- 1.3 Lab-on-a-chip Devices Market by Application
- 1.3.1 Global Lab-on-a-chip Devices Market Size by Application, 2021 VS 2025 VS 2032
- 1.3.2 Genomics and Proteomics
- 1.3.3 Diagnostics
- 1.3.4 Drug Discovery
- 1.3.5 Others
- 1.4 Assumptions and Limitations
- 1.5 Study Goals and Objectives
2 Lab-on-a-chip Devices Market Dynamics
- 2.1 Lab-on-a-chip Devices Industry Trends
- 2.2 Lab-on-a-chip Devices Industry Drivers
- 2.3 Lab-on-a-chip Devices Industry Opportunities and Challenges
- 2.4 Lab-on-a-chip Devices Industry Restraints
3 Global Lab-on-a-chip Devices Production Overview
- 3.1 Global Lab-on-a-chip Devices Production Capacity (2021-2032)
- 3.2 Global Lab-on-a-chip Devices Production by Region: 2021 VS 2025 VS 2032
- 3.3 Global Lab-on-a-chip Devices Production by Region
- 3.3.1 Global Lab-on-a-chip Devices Production by Region (2021-2026)
- 3.3.2 Global Lab-on-a-chip Devices Production by Region (2027-2032)
- 3.3.3 Global Lab-on-a-chip Devices Production Market Share by Region (2021-2032)
- 3.4 North America
- 3.5 Europe
- 3.6 China
- 3.7 Japan
- 3.8 South Korea
4 Global Market Growth Prospects
- 4.1 Global Lab-on-a-chip Devices Revenue Estimates and Forecasts (2021-2032)
- 4.2 Global Lab-on-a-chip Devices Revenue by Region
- 4.2.1 Global Lab-on-a-chip Devices Revenue by Region: 2021 VS 2025 VS 2032
- 4.2.2 Global Lab-on-a-chip Devices Revenue by Region (2021-2026)
- 4.2.3 Global Lab-on-a-chip Devices Revenue by Region (2027-2032)
- 4.2.4 Global Lab-on-a-chip Devices Revenue Market Share by Region (2021-2032)
- 4.3 Global Lab-on-a-chip Devices Sales Estimates and Forecasts 2021-2032
- 4.4 Global Lab-on-a-chip Devices Sales by Region
- 4.4.1 Global Lab-on-a-chip Devices Sales by Region: 2021 VS 2025 VS 2032
- 4.4.2 Global Lab-on-a-chip Devices Sales by Region (2021-2026)
- 4.4.3 Global Lab-on-a-chip Devices Sales by Region (2027-2032)
- 4.4.4 Global Lab-on-a-chip Devices Sales Market Share by Region (2021-2032)
- 4.5 North America
- 4.6 Europe
- 4.7 China
- 4.8 Asia (Excluding China)
- 4.9 South America, Middle East and Africa
5 Market Competitive Landscape by Manufacturers
- 5.1 Global Lab-on-a-chip Devices Revenue by Manufacturers
- 5.1.1 Global Lab-on-a-chip Devices Revenue by Manufacturers (2021-2026)
- 5.1.2 Global Lab-on-a-chip Devices Revenue Market Share by Manufacturers (2021-2026)
- 5.1.3 Global Lab-on-a-chip Devices Manufacturers Revenue Share Top 10 and Top 5 in 2025
- 5.2 Global Lab-on-a-chip Devices Sales by Manufacturers
- 5.2.1 Global Lab-on-a-chip Devices Sales by Manufacturers (2021-2026)
- 5.2.2 Global Lab-on-a-chip Devices Sales Market Share by Manufacturers (2021-2026)
- 5.2.3 Global Lab-on-a-chip Devices Manufacturers Sales Share Top 10 and Top 5 in 2025
- 5.3 Global Lab-on-a-chip Devices Sales Price by Manufacturers (2021-2026)
- 5.4 Global Lab-on-a-chip Devices Key Manufacturers Ranking, 2024 VS 2025 VS 2026
- 5.5 Global Lab-on-a-chip Devices Key Manufacturers Manufacturing Sites & Headquarters
- 5.6 Global Lab-on-a-chip Devices Manufacturers, Product Type & Application
- 5.7 Global Lab-on-a-chip Devices Manufacturers Commercialization Time
- 5.8 Market Competitive Analysis
- 5.8.1 Global Lab-on-a-chip Devices Market CR5 and HHI
- 5.8.2 2025 Lab-on-a-chip Devices Tier 1, Tier 2, and Tier 3
6 Lab-on-a-chip Devices Market by Type
- 6.1 Global Lab-on-a-chip Devices Revenue by Type
- 6.1.1 Global Lab-on-a-chip Devices Revenue by Type (2021-2032) & (US$ Million)
- 6.1.2 Global Lab-on-a-chip Devices Revenue Market Share by Type (2021-2032)
- 6.2 Global Lab-on-a-chip Devices Sales by Type
- 6.2.1 Global Lab-on-a-chip Devices Sales by Type (2021-2032) & (k units)
- 6.2.2 Global Lab-on-a-chip Devices Sales Market Share by Type (2021-2032)
- 6.3 Global Lab-on-a-chip Devices Price by Type
7 Lab-on-a-chip Devices Market by Application
- 7.1 Global Lab-on-a-chip Devices Revenue by Application
- 7.1.1 Global Lab-on-a-chip Devices Revenue by Application (2021-2032) & (US$ Million)
- 7.1.2 Global Lab-on-a-chip Devices Revenue Market Share by Application (2021-2032)
- 7.2 Global Lab-on-a-chip Devices Sales by Application
- 7.2.1 Global Lab-on-a-chip Devices Sales by Application (2021-2032) & (k units)
- 7.2.2 Global Lab-on-a-chip Devices Sales Market Share by Application (2021-2032)
- 7.3 Global Lab-on-a-chip Devices Price by Application
8 Company Profiles
- 8.1 Danaher
- 8.1.1 Danaher Company Information
- 8.1.2 Danaher Business Overview
- 8.1.3 Danaher Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.1.4 Danaher Lab-on-a-chip Devices Product Portfolio
- 8.1.5 Danaher Recent Developments
- 8.2 Thermo Fisher Scientific
- 8.2.1 Thermo Fisher Scientific Company Information
- 8.2.2 Thermo Fisher Scientific Business Overview
- 8.2.3 Thermo Fisher Scientific Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.2.4 Thermo Fisher Scientific Lab-on-a-chip Devices Product Portfolio
- 8.2.5 Thermo Fisher Scientific Recent Developments
- 8.3 Roche
- 8.3.1 Roche Company Information
- 8.3.2 Roche Business Overview
- 8.3.3 Roche Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.3.4 Roche Lab-on-a-chip Devices Product Portfolio
- 8.3.5 Roche Recent Developments
- 8.4 Abbott Laboratories
- 8.4.1 Abbott Laboratories Company Information
- 8.4.2 Abbott Laboratories Business Overview
- 8.4.3 Abbott Laboratories Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.4.4 Abbott Laboratories Lab-on-a-chip Devices Product Portfolio
- 8.4.5 Abbott Laboratories Recent Developments
- 8.5 Bio-Rad Laboratories
- 8.5.1 Bio-Rad Laboratories Company Information
- 8.5.2 Bio-Rad Laboratories Business Overview
- 8.5.3 Bio-Rad Laboratories Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.5.4 Bio-Rad Laboratories Lab-on-a-chip Devices Product Portfolio
- 8.5.5 Bio-Rad Laboratories Recent Developments
- 8.6 Becton, Dickinson
- 8.6.1 Becton, Dickinson Company Information
- 8.6.2 Becton, Dickinson Business Overview
- 8.6.3 Becton, Dickinson Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.6.4 Becton, Dickinson Lab-on-a-chip Devices Product Portfolio
- 8.6.5 Becton, Dickinson Recent Developments
- 8.7 PerkinElmer
- 8.7.1 PerkinElmer Company Information
- 8.7.2 PerkinElmer Business Overview
- 8.7.3 PerkinElmer Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.7.4 PerkinElmer Lab-on-a-chip Devices Product Portfolio
- 8.7.5 PerkinElmer Recent Developments
- 8.8 Agilent Technologies
- 8.8.1 Agilent Technologies Company Information
- 8.8.2 Agilent Technologies Business Overview
- 8.8.3 Agilent Technologies Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.8.4 Agilent Technologies Lab-on-a-chip Devices Product Portfolio
- 8.8.5 Agilent Technologies Recent Developments
- 8.9 IDEX Corporation
- 8.9.1 IDEX Corporation Company Information
- 8.9.2 IDEX Corporation Business Overview
- 8.9.3 IDEX Corporation Lab-on-a-chip Devices Sales, Revenue, Price and Gross Margin (2021-2026)
- 8.9.4 IDEX Corporation Lab-on-a-chip Devices Product Portfolio
- 8.9.5 IDEX Corporation Recent Developments
9 North America
- 9.1 North America Lab-on-a-chip Devices Market Size by Type
- 9.1.1 North America Lab-on-a-chip Devices Revenue by Type (2021-2032)
- 9.1.2 North America Lab-on-a-chip Devices Sales by Type (2021-2032)
- 9.1.3 North America Lab-on-a-chip Devices Price by Type (2021-2032)
- 9.2 North America Lab-on-a-chip Devices Market Size by Application
- 9.2.1 North America Lab-on-a-chip Devices Revenue by Application (2021-2032)
- 9.2.2 North America Lab-on-a-chip Devices Sales by Application (2021-2032)
- 9.2.3 North America Lab-on-a-chip Devices Price by Application (2021-2032)
- 9.3 North America Lab-on-a-chip Devices Market Size by Country
- 9.3.1 North America Lab-on-a-chip Devices Revenue Grow Rate by Country (2021 VS 2025 VS 2032)
- 9.3.2 North America Lab-on-a-chip Devices Sales by Country (2021 VS 2025 VS 2032)
- 9.3.3 North America Lab-on-a-chip Devices Price by Country (2021-2032)
- 9.3.4 United States
- 9.3.5 Canada
- 9.3.6 Mexico
10 Europe
- 10.1 Europe Lab-on-a-chip Devices Market Size by Type
- 10.1.1 Europe Lab-on-a-chip Devices Revenue by Type (2021-2032)
- 10.1.2 Europe Lab-on-a-chip Devices Sales by Type (2021-2032)
- 10.1.3 Europe Lab-on-a-chip Devices Price by Type (2021-2032)
- 10.2 Europe Lab-on-a-chip Devices Market Size by Application
- 10.2.1 Europe Lab-on-a-chip Devices Revenue by Application (2021-2032)
- 10.2.2 Europe Lab-on-a-chip Devices Sales by Application (2021-2032)
- 10.2.3 Europe Lab-on-a-chip Devices Price by Application (2021-2032)
- 10.3 Europe Lab-on-a-chip Devices Market Size by Country
- 10.3.1 Europe Lab-on-a-chip Devices Revenue Grow Rate by Country (2021 VS 2025 VS 2032)
- 10.3.2 Europe Lab-on-a-chip Devices Sales by Country (2021 VS 2025 VS 2032)
- 10.3.3 Europe Lab-on-a-chip Devices Price by Country (2021-2032)
- 10.3.4 Germany
- 10.3.5 France
- 10.3.6 U.K.
- 10.3.7 Italy
- 10.3.8 Russia
- 10.3.9 Spain
- 10.3.10 Netherlands
- 10.3.11 Switzerland
- 10.3.12 Sweden
11 China
- 11.1 China Lab-on-a-chip Devices Market Size by Type
- 11.1.1 China Lab-on-a-chip Devices Revenue by Type (2021-2032)
- 11.1.2 China Lab-on-a-chip Devices Sales by Type (2021-2032)
- 11.1.3 China Lab-on-a-chip Devices Price by Type (2021-2032)
- 11.2 China Lab-on-a-chip Devices Market Size by Application
- 11.2.1 China Lab-on-a-chip Devices Revenue by Application (2021-2032)
- 11.2.2 China Lab-on-a-chip Devices Sales by Application (2021-2032)
- 11.2.3 China Lab-on-a-chip Devices Price by Application (2021-2032)
12 Asia (Excluding China)
- 12.1 Asia Lab-on-a-chip Devices Market Size by Type
- 12.1.1 Asia Lab-on-a-chip Devices Revenue by Type (2021-2032)
- 12.1.2 Asia Lab-on-a-chip Devices Sales by Type (2021-2032)
- 12.1.3 Asia Lab-on-a-chip Devices Price by Type (2021-2032)
- 12.2 Asia Lab-on-a-chip Devices Market Size by Application
- 12.2.1 Asia Lab-on-a-chip Devices Revenue by Application (2021-2032)
- 12.2.2 Asia Lab-on-a-chip Devices Sales by Application (2021-2032)
- 12.2.3 Asia Lab-on-a-chip Devices Price by Application (2021-2032)
- 12.3 Asia Lab-on-a-chip Devices Market Size by Country
- 12.3.1 Asia Lab-on-a-chip Devices Revenue Grow Rate by Country (2021 VS 2025 VS 2032)
- 12.3.2 Asia Lab-on-a-chip Devices Sales by Country (2021 VS 2025 VS 2032)
- 12.3.3 Asia Lab-on-a-chip Devices Price by Country (2021-2032)
- 12.3.4 Japan
- 12.3.5 South Korea
- 12.3.6 India
- 12.3.7 Australia
- 12.3.8 Taiwan
- 12.3.9 Southeast Asia
13 South America, Middle East and Africa
- 13.1 SAMEA Lab-on-a-chip Devices Market Size by Type
- 13.1.1 SAMEA Lab-on-a-chip Devices Revenue by Type (2021-2032)
- 13.1.2 SAMEA Lab-on-a-chip Devices Sales by Type (2021-2032)
- 13.1.3 SAMEA Lab-on-a-chip Devices Price by Type (2021-2032)
- 13.2 SAMEA Lab-on-a-chip Devices Market Size by Application
- 13.2.1 SAMEA Lab-on-a-chip Devices Revenue by Application (2021-2032)
- 13.2.2 SAMEA Lab-on-a-chip Devices Sales by Application (2021-2032)
- 13.2.3 SAMEA Lab-on-a-chip Devices Price by Application (2021-2032)
- 13.3 SAMEA Lab-on-a-chip Devices Market Size by Country
- 13.3.1 SAMEA Lab-on-a-chip Devices Revenue Grow Rate by Country (2021 VS 2025 VS 2032)
- 13.3.2 SAMEA Lab-on-a-chip Devices Sales by Country (2021 VS 2025 VS 2032)
- 13.3.3 SAMEA Lab-on-a-chip Devices Price by Country (2021-2032)
- 13.3.4 Brazil
- 13.3.5 Argentina
- 13.3.6 Chile
- 13.3.7 Colombia
- 13.3.8 Peru
- 13.3.9 Saudi Arabia
- 13.3.10 Israel
- 13.3.11 UAE
- 13.3.12 Turkey
- 13.3.13 Iran
- 13.3.14 Egypt
14 Value Chain and Sales Channels Analysis
- 14.1 Lab-on-a-chip Devices Value Chain Analysis
- 14.1.1 Lab-on-a-chip Devices Key Raw Materials
- 14.1.2 Raw Materials Key Suppliers
- 14.1.3 Manufacturing Cost Structure
- 14.1.4 Lab-on-a-chip Devices Production Mode & Process
- 14.2 Lab-on-a-chip Devices Sales Channels Analysis
- 14.2.1 Direct Comparison with Distribution Share
- 14.2.2 Lab-on-a-chip Devices Distributors
- 14.2.3 Lab-on-a-chip Devices Customers
15 Concluding Insights
16 Appendix
- 16.1 Reasons for Doing This Study
- 16.2 Research Methodology
- 16.3 Research Process
- 16.4 Authors List of This Report
- 16.5 Data Source
- 16.5.1 Secondary Sources
- 16.5.2 Primary Sources
- 16.6 Disclaimer
GET THE RESEARCH
Choose your license.
Choose who needs access.
All options are for this report and research series.
PDF by email within 3–5 working days after payment confirmation.
Talk to an analyst