This term is commonly used in finance and investing to analyze trends, such as stock prices, cryptocurrency values, or other financial indicators over the last month. It helps investors and analysts understand the short-term performance and volatility of an asset, facilitating better decision-making based on recent data.
30d Example
For example, if a cryptocurrency has a price of $100 at the beginning of the month and $120 at the end, its 30d change would indicate a positive trend, suggesting a growth of 20% over that period.