Abnormal returns indicate unexpected profit levels which signal potential issues or successes. Investigating abnormal returns helps gauge the reliability of an investment. Unlike excess returns, ...

Abnormal Security uses AI to guard users from cyber threats across email and apps. It is set to be valued at $5 billion in a fresh funding round, according to two sources. The company was valued at $4 ...

This paper investigates the impact of abnormal returns on stock prices by using daily and hourly data for some developed markets (United States, United Kingdom and Japan) and emerging markets (China ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Andy Smith is a Certified Financial Planner ...

LAS VEGAS--(BUSINESS WIRE)--Abnormal AI, the leader in AI-native human behavior security, today announced it has been recognized as a Leader in the 2025 Gartner® Magic Quadrant™ for Email Security, ...

The AI-powered cybersecurity vendor is aiming for a 2025 IPO after achieving a $5.1 billion valuation, Abnormal Security CEO Evan Reiser tells CRN. Abnormal Security plans to use its newly announced ...

Abnormal Security: Microsoft Tops List of Most-Impersonated Brands in Phishing Exploits Your email has been sent A significant portion of social engineering attacks, such as phishing, involve cloaking ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...