Athena Bitcoin Marks HODL Day by Encouraging Education, Patience, and Responsible Bitcoin Ownership

The Company advocates long-term perspective as Bitcoin adoption continues to grow MIAMI, FL / ACCESS Newswire / December 18, 2025 / Athena Bitcoin Global (OTC PINK:ABIT) (“Athena” or the “Company”), ...

How to Calculate Convexity Adjustment in Bonds, with Formulas

Learn how convexity adjustments in bonds affect interest rates and prices using key formulas. Understand their importance in accurately predicting bond price changes.