Stock Calculator Navbar

Stock Calculator

Free Online Stock Profit, Loss & Average Price Calculator

Dollar Cost Averaging vs Lump Sum Investing: Which Strategy Wins in 2025?

You have $12,000 to invest. Should you put it all in the market today, or spread it out as $1,000 per month over the next twelve months? This is the dollar cost averaging versus lump sum investing debate — one of the most frequently asked questions in personal finance. The answer, like most things in […]

How Averaging Down Saved (and Destroyed) Investors — Real Stock Case Studies

The theory of averaging down is clean and logical: buy more shares at a lower price to reduce your average cost, so the stock needs a smaller recovery for you to break even. In practice, the outcomes of averaging down range from brilliantly profitable to catastrophically destructive — and the difference between those outcomes often […]

How Many Shares Should You Buy? A Simple Guide to Position Sizing for Beginners

One of the most overlooked questions in beginner investing is not which stock to buy — it is how many shares to buy. Most beginners either buy as many shares as they can afford, or round to a convenient number, or simply buy whatever amount feels right at the moment. None of these approaches is […]

Buying Commission vs Selling Commission: How Broker Fees Eat Your Stock Profits

Every time you execute a stock trade — whether buying or selling — your broker takes a cut. These cuts are called commissions, and they work against you in both directions. When you buy, the commission increases your effective cost per share. When you sell, the commission reduces your effective proceeds per share. The result […]

What Is Break-Even Price in Stocks and How to Calculate It Instantly

Most investors focus on one question when they are in a losing position: “When will it go back up?” But the more precise and more useful question is: “Exactly what price do I need to sell at just to get my money back?” That is what break-even price tells you — and knowing it precisely […]

How to Calculate Stock Profit and Loss Like a Pro (With Real Examples)

Every investor wants to know one thing before anything else: am I actually making money? It sounds like a simple question, but calculating true stock profit and loss is more nuanced than most beginners realize. The price you bought at and the price you sold at are just the starting point. Broker commissions, transaction fees, […]

Scroll to top