James Chen, CMT is an expert trader, investment adviser, and global market strategist. Option margin is the collateral (cash or securities) an investor must deposit before writing or selling options ...

In technical terms, leverage is the ratio between the amount of money you have in your account and the total size of positions the broker allows you to take. You’re using leverage every time you enter ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Profit margin conveys the relative ...

Perimeter Medical Imaging AI, Inc., a medical technology company, provides advanced imaging solutions to address unmet medical needs. The company offers the Perimeter S-Series optical coherence ...

Soil microbiology is enjoying a period of challenge and discovery made possible by the availability of new approaches for characterizing microbial communities and for imaging the soil environment.

For 2026, the standard annual contribution climbs to $24,500, but those 50 and older can add a standard catch-up of $8,000, while a "super" catch-up of $11,250 is available for taxpayers ages 60 to 63 ...

About GE HealthCare Technologies Inc. GE Healthcare Technologies, Inc. engages in the development and manufacturing of medical technology, pharmaceutical diagnostics, and digital solutions. It ...