Portfolio
Portfolio Beta Calculator Guide
Beta is a relative number. It is measured against a market benchmark. If a stock has beta = 1, then when the market moves 1%, that stock tends to move about 1% as well. We usually treat the benchmark itself as beta = 1. Beta above 1 means the stock tends to swing more than the market, and beta below 1 means it tends to swing less. This is a tendency, not a guarantee. On any given day, company news…
Opportunity Cost Calculator Guide
Opportunity cost is what you give up when you choose one option over another.In investing, it usually means: "If I put my money into this trade, what did I miss by not putting it into the boring, steady alternative?" If your investing recap is only "green or red", you are missing the part that actually matters. Because you can be green and still have a problem: You took real risk. You sat through real volatility. You paid real costs. And…
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…
