Average Cost Calculator Guide

This calculator is for one thing: turning "sell a bit / buy a bit / average down (or up)" into clear numbers. We enter a few basics, and get back: what was realized, what remains, what the remaining position effectively costs now, and what it would take to reach a target average. Stock Add/Sell & Average Cost Calculator: Supports USD & HKD. Why we built this calculator In stocks, price moves fast. Our memory moves… creatively. Average cost is the…