HST precision fluidics, pumps and optics products
Revenue Exposure
HST is the largest segment (43% of segment net sales in 2025) and its diverse precision fluidics, optics and pump products drive the majority of IDEX revenue.
Relevance 85·Dependency 75·Confidence 90
Source evidence
“Net sales
43%35%22%39%38%23%”
Life Sciences end market
Revenue Exposure
Life Sciences is a disclosed end market for IDEX sales, and its definition was expanded in 2025 to include analytical instruments, pharmaceutical and medical/dental sales, increasing its reported weight.
Relevance 80·Dependency 70·Confidence 85
Source evidence
“*Beginning in 2025, Life Sciences also includes analytical instruments, pharmaceutical and medical/dental end market sales.”
Mott Corporation
Supplier Dependency
Mott, a leading microfiltration business acquired for $982.0M, extends IDEX's fluidic applications portfolio within the HST segment.
Relevance 80·Dependency 60·Confidence 90
Source evidence
“Mott is a leading microfiltration business specializing in the design, customization and manufacturing of sintered porous metal components and engineered solutions used in fluidic applications.”
Data centers
Demand Driver
Data center end-market demand is a key driver of HST segment organic growth in 2025 and expected 2026 growth.
Relevance 80·Dependency 55·Confidence 90
Source evidence
“robust demand across data center, semiconductor, space and defense, and food and beverage and pharmaceutical end markets”
Raw materials, parts and components
Supplier Dependency
IDEX requires substantial raw materials and purchased parts/components from suppliers; supply or price changes could materially affect results.
Relevance 70·Dependency 60·Confidence 90
Source evidence
“While the Company manufactures certain parts and components used in its products, the Company also requires substantial amounts of raw materials and purchases certain parts and components from suppliers.”
Industrials / semiconductor, aerospace, medical end markets
Demand Driver
IDEX Materials Science Solutions applications are tied to semiconductor metrology, satellite laser communications, data communications, defense optics, and earth observation demand.
Relevance 70·Dependency 55·Confidence 85
Source evidence
“Solutions include optical filters, polarization optics, beamsplitters, waveplates, objectives and mirrors for application in semiconductor metrology, satellite laser communications, data communications, high-power industrial and defense optical systems, earth observation and remote sensing.”
Semiconductor end markets
Demand Driver
Semiconductor consumables volumes rose while semiconductor OEM volumes declined, creating mixed exposure in HST and FMT.
Relevance 70·Dependency 45·Confidence 85
Source evidence
“favorable volumes driven by higher volumes in the Company’s data center, semiconductor consumables and space and defense businesses as well as 8020-driven commercial initiatives, partially offset by lower volumes in the Company’s semiconductor OEM”
Independent distributors
Revenue Exposure
FMT's Pumps reporting unit primarily uses independent distributors to market and sell its products, making the distributor channel a key revenue mechanism.
Relevance 65·Dependency 60·Confidence 90
Source evidence
“Pumps primarily uses independent distributors to market and sell its products.”
Oil & gas / Energy end market
Revenue Exposure
FMT's Energy reporting unit and PPE's oil & gas seals serve energy end markets; FMT contributed 35% of segment net sales and 40% of Adjusted EBITDA in 2025.
Relevance 65·Dependency 55·Confidence 85
Source evidence
“PPE is a provider of proprietary high performance seals and advanced sealing solutions for a diverse range of global industries and applications, including hazardous duty, analytical instrumentation, semiconductor, process technologies, oil and gas”
Industrial / capital spending customers
Demand Driver
Capacity utilization and capital spending levels in served markets are important demand factors; industrial/automotive and Dispensing capital spending remain weak into 2026.
Relevance 65·Dependency 50·Confidence 90
Source evidence
“Levels of capacity utilization and capital spending in certain markets and overall industrial activity are important factors that influence the demand for IDEX’s products.”
U.S. Dollar
Currency Exposure
Roughly half of sales are international; results are affected by the USD relationship to other currencies and FX translation.
Relevance 65·Dependency 45·Confidence 90
Source evidence
“as well as by the relationship of the U.S. Dollar to other currencies”
Tariffs and trade barriers
Revenue Exposure
New or increased tariffs and trade barriers can curtail raw material/part supply or raise prices, affecting costs and revenue.
Relevance 65·Dependency 40·Confidence 85
Source evidence
“increased or new tariffs and other trade barriers, labor disruptions, supply chain disruptions”
United Kingdom
Manufacturing Dependency
Multiple HST businesses maintain UK operations: PPE in Blackburn, FTL Seals in Leeds, Roplan in Berkshire, and Materials Science businesses in Dorset, Stevenage and Whetstone.
Relevance 60·Dependency 50·Confidence 85
Source evidence
“PPE maintains operations in Blackburn, England and has an additional manufacturing facility in Brenham, Texas.”
Space and defense end markets
Demand Driver
Space and defense businesses delivered higher volumes in HST in 2025 and are expected to support 2026 growth.
Relevance 60·Dependency 30·Confidence 85
Source evidence
“higher volumes in the Company’s data center, semiconductor consumables and space and defense businesses”
laser-assisted machining / ultra-precision optics
Technology Dependency
Micro-LAM adds laser-assisted machining and ultra-precision diamond tools complementary to IDEX's Optics Technologies solutions in HST.
Relevance 55·Dependency 50·Confidence 85
Source evidence
“Micro-LAM is an advanced optics manufacturer of laser-assisted machining, ultra-precision diamond tools and custom optics that is complementary to the Company’s Optics Technologies solutions.”
China
Manufacturing Dependency
Several HST businesses maintain China manufacturing operations including SFC Koenig (Suzhou), Roplan (Ningbo) and IDEX MPT (Shanghai).
Relevance 55·Dependency 45·Confidence 85
Source evidence
“SFC Koenig maintains operations in Dietikon, Switzerland and has additional facilities in North Haven, Connecticut; Illerrieden, Germany and Suzhou, China.”
Semiconductor and defense end markets
Demand Driver
STC Material Solutions' technical ceramics and hermetic sealing products serve semiconductor, space and defense, industrial, medical and energy markets.
Relevance 55·Dependency 45·Confidence 80
Source evidence
“STC specializes in the design and manufacturing of technical ceramics and hermetic sealing products for critical applications in the semiconductor, space and defense, industrial technology, medical technology and energy markets.”
Healthcare / life sciences
Demand Driver
Iridian's optical filters serve laser communications, telecommunications and life sciences markets, expanding optical technology offerings.
Relevance 50·Dependency 45·Confidence 80
Source evidence
“Iridian is a global leader in designing and manufacturing thin-film, multi-layer optical filters serving the laser communications, telecommunications and life sciences markets”
Germany is the largest foreign income-tax-paying jurisdiction in 2025 at $23.7M, indicating material foreign operations.
Relevance 50·Dependency 45·Confidence 90
Source evidence
“Foreign China 8.5 Germany23.7 India6.9 Netherlands12.7”
GDPR (and CCPA/CPRA) impose compliance costs and potential penalties related to data privacy and security across jurisdictions.
Relevance 50·Dependency 35·Confidence 85
Source evidence
“including the European Union’s General Data Protection Regulation (“GDPR”) and the California Consumer Privacy Act (“CCPA”) as revised and expanded under the California Privacy Rights Act (“CPRA”)”