Plains All American Pipeline LP
Plains All American Pipeline LP (PAA) Historical Volatility
PAA 30-day historical volatility is 22%. This ranks in the 63th percentile of readings over the past year.
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Tracking PAA historical volatility helps you see how much Plains All American Pipeline LP'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, Plains All American Pipeline LP's HV tells you what really happened. Use our scanner to monitor PAA 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 PAA 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Plains All American Pipeline LP'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.
Plains All American Pipeline, L.P., through its subsidiaries, engages in the pipeline transportation, terminalling, storage, and gathering of crude oil and natural gas liquids (NGL) in the United States and Canada. The company operates in two segments, Crude Oil and NGL. The Crude Oil segment offers gathering and transporting crude oil through pipelines, gathering systems, trucks, and at times on barges or railcars. This segment provides terminalling, storage, and other facilities-related services, as well as merchant activities. As of December 31, 2021, this segment owned and leased 18,300 miles of active crude oil transportation pipelines and gathering systems, as well as an additional 110 miles of pipelines that supports crude oil storage and terminalling facilities; 74 million barrels of commercial crude oil storage capacity; 38 million barrels of active, above-ground tank capacity; four marine facilities; a condensate processing facility; seven crude oil rail terminals and 2,100 crude oil railcars; and 640 trucks and 1,275 trailers.
The Natural Gas Liquids segment engages in the natural gas processing, NGL fractionation, storage, transportation, and terminalling activities. As of December 31, 2021, this segment owned and operated four natural gas processing plants; nine fractionation plants; 28 million barrels of NGL storage capacity; approximately 1,620 miles of active NGL transportation pipelines, as well as an additional 55 miles of pipeline that supports NGL storage facilities; 16 NGL rail terminals and approximately 3,900 NGL rail cars; and approximately 220 trailers. The company was founded in 1981 and is headquartered in Houston, Texas. Plains All American Pipeline, L.P. operates as a subsidiary of Plains GP Holdings, L.P.
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 Plains All American Pipeline LP's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where PAA HV is running hot, cold, or in line. Make the PAA 30 day historical volatility — and every other window — work for your edge instead of against it.
As of September 17, 2026
As of September 17, 2026
See how volatility has moved over time
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