Neogen Corp
Neogen Corp (NEOG) Historical Volatility
NEOG 30-day historical volatility is 32%. This ranks in the 7th percentile of readings over the past year.
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Tracking NEOG historical volatility helps you see how much Neogen 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, Neogen Corp's HV tells you what really happened. Use our scanner to monitor NEOG 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 NEOG 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Neogen 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.
Neogen Corporation, together with its subsidiaries, develops, manufactures, and markets various products for food and animal safety worldwide. It operates through two segments, Food Safety and Animal Safety. The Food Safety segment offers diagnostic test kits and related products to detect dangerous and unintended substances in food and animal feed, including foodborne pathogens, spoilage organisms, natural toxins, food allergens, genetic modifications, ruminant by-products, meat speciation, drug residues, pesticide residues, and general sanitation concerns; and AccuPoint Advanced rapid sanitation test to detect the presence of adenosine triphosphate, a chemical found in living cells.
This segment offers its products primarily to food and feed producers and processors; grain producers and processors; producers of cookies, crackers, candy, ice cream, and other processed foods; meat and poultry processors, seafood processors, fruit and vegetable producers, and dairies; laboratories; and producers of pharmaceuticals, cosmetics, and veterinary vaccines. The Animal Safety segment provides veterinary instruments, pharmaceuticals, vaccines, topicals, parasiticides, diagnostic products, rodenticides, cleaners, disinfectants, insecticides, and genomics testing services for the animal safety market. This segment offers various products for researchers to detect biologically active substances. Its drug detection immunoassay test kits are used for the detection of abused and therapeutic drugs in farm and racing animals; detection of drug residues in meat and meat products; and human forensic toxicology drug screening applications. In addition, this segment's products are used to maintain sanitary conditions and limit the potential hazards of bacteria, fungi, and viruses. Neogen Corporation was incorporated in 1981 and is headquartered in Lansing, Michigan.
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 Neogen Corp's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where NEOG HV is running hot, cold, or in line. Make the NEOG 30 day historical volatility — and every other window — work for your edge instead of against it.
As of September 25, 2026
As of September 25, 2026
See how volatility has moved over time
Track NEOG historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.
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