General Mills Inc

GISNYSE · USD
33.82USD+0.22 (+0.66%)
845

General Mills Inc (GIS) Historical Volatility

GIS 30-day historical volatility is 32%. This ranks in the 74th percentile of readings over the past year.

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

General Mills, Inc. manufactures and markets branded consumer foods worldwide. The company operates in five segments: North America Retail; Convenience Stores & Foodservice; Europe & Australia; Asia & Latin America; and Pet. It offers ready-to-eat cereals, refrigerated yogurt, soup, meal kits, refrigerated and frozen dough products, dessert and baking mixes, bakery flour, frozen pizza and pizza snacks, snack bars, fruit and salty snacks, ice cream, nutrition bars, wellness beverages, and savory and grain snacks, as well as various organic products, including frozen and shelf-stable vegetables. It also supplies branded and unbranded food products to the North American foodservice and commercial baking industries; and manufactures and markets pet food products, including dog and cat food.

The company markets its products under the Annie's, Betty Crocker, Bisquick, Blue Buffalo, Blue Basics, Blue Freedom, Bugles, Cascadian Farm, Cheerios, Chex, Cinnamon Toast Crunch, Cocoa Puffs, Cookie Crisp, EPIC, Fiber One, Food Should Taste Good, Fruit by the Foot, Fruit Gushers, Fruit Roll-Ups, Gardetto's, Go-Gurt, Gold Medal, Golden Grahams, Häagen-Dazs, Helpers, Jus-Rol, Kitano, Kix, Lärabar, Latina, Liberté, Lucky Charms, Muir Glen, Nature Valley, Oatmeal Crisp, Old El Paso, Oui, Pillsbury, Progresso, Raisin Nut Bran, Total, Totino's, Trix, Wanchai Ferry, Wheaties, Wilderness, Yoki, and Yoplait trademarks. It sells its products directly, as well as through broker and distribution arrangements to grocery stores, mass merchandisers, membership stores, natural food chains, e-commerce retailers, commercial and noncommercial foodservice distributors and operators, restaurants, convenience stores, and pet specialty stores, as well as drug, dollar, and discount chains. The company operates 466 leased and 392 franchise ice cream parlors. General Mills, Inc. was founded in 1866 and is headquartered in Minneapolis, Minnesota.

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 General Mills Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where GIS HV is running hot, cold, or in line. Make the GIS 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 28, 2026

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

As of September 28, 2026

See how volatility has moved over time

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

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