Barclays plc ADR (BCS) Historical Volatility

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

Barclays PLC provides various financial services in the United Kingdom, Europe, the Americas, Africa, the Middle East, and Asia. The company operates through Barclays UK; Barclays UK Corporate Bank; Barclays Private Bank and Wealth Management; Barclays Investment Bank; and Barclays US Consumer Bank segments. It offers financial services, such as retail banking, credit cards, wholesale banking, investment banking, wealth management, and investment management services, as well as lending products. In addition, the company engages in securities dealing activities and issuing of credit cards. The company was formerly known as Barclays Bank public limited company and changed its name to Barclays PLC in January 1985.

Barclays PLC was founded in 1690 and is headquartered in London, the United Kingdom.

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 Barclays plc ADR's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where BCS HV is running hot, cold, or in line. Make the BCS 30 day historical volatility — and every other window — work for your edge instead of against it.