Idex Corp

IEXNYSE · USD
230.43USD0.00 (-0.32%)
799

Idex Corp (IEX) Historical Volatility

IEX 30-day historical volatility is 18%. This ranks in the 6th percentile of readings over the past year.

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Tracking IEX historical volatility helps you see how much Idex Corp's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, Idex Corp's HV tells you what really happened. Use our scanner to monitor IEX 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.

Historical volatility is the annualized standard deviation of an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The IEX 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Idex Corp's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.

IDEX Corporation, together with its subsidiaries, provides applied solutions worldwide. The company operates through three segments: Fluid & Metering Technologies (FMT), Health & Science Technologies (HST), and Fire & Safety/Diversified Products (FSDP). The FMT segment designs, produces, and distributes positive displacement pumps, small volume provers, flow meters, injectors, and other fluid-handling pump modules and systems, as well as offers flow monitoring and other services for the food, chemical, general industrial, water and wastewater, agricultural, and energy industries. The HST segment designs, produces, and distributes precision fluidics, rotary lobe pumps, centrifugal and positive displacement pumps, roll compaction and drying systems, pneumatic components and sealing solutions, high performance molded and extruded sealing components, custom mechanical and shaft seals, engineered hygienic mixers and valves, biocompatible medical devices and implantables, air compressors and blowers, optical components and coatings, laboratory and commercial equipment, precision photonic solutions, and precision gear and peristaltic pump technologies.

This segment serves food and beverage, pharmaceutical and biopharmaceutical, cosmetics, marine, chemical, wastewater and water treatment, life sciences, research, and defense markets. The FSDP segment designs, produces, and distributes firefighting pumps, valves and controls, rescue tools, lifting bags, and other components and systems for the fire and rescue industry; engineered stainless steel banding and clamping devices for various industrial and commercial applications; and precision equipment for dispensing, metering, and mixing colorants and paints used in retail and commercial businesses. IDEX Corporation was incorporated in 1987 and is headquartered in Northbrook, Illinois.

Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts Idex Corp's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where IEX HV is running hot, cold, or in line. Make the IEX 30 day historical volatility — and every other window — work for your edge instead of against it.

IV vs HV
Implied Volatility (IV) vs Historical Volatility (HV) over the past month.

As of September 29, 2026

IV - HV Difference
Difference between IV and HV over time. Positive values indicate IV > HV.

As of September 29, 2026

See how volatility has moved over time

Track IEX historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.

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