MSA Safety Inc

MSANYSE · USD
179.69USD+0.99 (+0.56%)
787

MSA Safety Inc (MSA) Historical Volatility

MSA 30-day historical volatility is 13%. This ranks in the 1th percentile of readings over the past year.

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Tracking MSA historical volatility helps you see how much MSA Safety Inc'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, MSA Safety Inc's HV tells you what really happened. Use our scanner to monitor MSA 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 MSA 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing MSA Safety Inc'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.

MSA Safety Incorporated develops, manufactures, and supplies safety products that protect people and facility infrastructures in the oil, gas, petrochemical, fire service, construction, industrial manufacturing applications, utilities, military, and mining industries in North America, Latin America, and internationally. The company's core product offerings include permanently installed fixed gas and flame detection instruments, such as permanently installed gas detection monitoring systems, and flame detectors and open-path infrared gas detectors, as well as replacement components and related services to detect the presence or absence of various gases in the air.

Its core product offerings also comprise breathing apparatus products, such as self-contained breathing apparatus; hand-held portable gas detection instruments; industrial head protection products; firefighter helmets and protective apparel; and fall protection equipment, including confined space equipment, harnesses, lanyards, and self-retracting lifelines, as well as engineered systems. In addition, the company offers air-purifying respirators, eye and face protection products, ballistic helmets, and gas masks. It serves distributors and end-users through indirect and direct sales channels. The company offers its product under the V-Gard, Cairns, and Gallet brand names. MSA Safety Incorporated was founded in 1914 and is based in Cranberry Township, Pennsylvania.

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 MSA Safety Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where MSA HV is running hot, cold, or in line. Make the MSA 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 17, 2026

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

As of September 17, 2026

See how volatility has moved over time

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

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