Money & Risk Management
Risk management, position sizing, allocation, DCA and portfolio management.
- ·1 min read
How to build a balanced investment portfolio
From asset allocation and diversification to rebalancing — the steps to build a portfolio that fits your goals and risk tolerance.
- ·1 min read
Risk and return: the core trade-off in investing
There is no high return without risk. Understand the risk–return relationship, how to measure risk in practical terms, and how to choose a level that fits you.
- ·2 min read
Trading Expectancy: The One Number That Says If Your System Works
Expectancy is the average profit or loss you can expect per trade, combining win rate and reward-to-risk. We show the formula, why a low win rate can still win, and how to use it.
- ·2 min read
The Kelly Criterion: How Much to Bet When You Have an Edge
The Kelly criterion is a formula for the position size that maximizes long-term growth given your win rate and payoff. We explain the math, why full Kelly is too aggressive, and how traders use half-Kelly.
- ·3 min read
Margin Trading in Stocks: The Double-Edged Sword of Leverage
Margin trading means borrowing from your broker to buy more stock than your own capital. We explain how it works, interest costs, margin calls/forced selling, and why leverage magnifies both gains and losses.
- ·2 min read
Maximum Drawdown: The Measure of the Pain You Must Endure
Maximum drawdown measures the deepest peak-to-trough decline of an investment. We explain how to calculate it, why it matters more than average return, and the math of recovering losses.
- ·2 min read
Modern Portfolio Theory (MPT): Optimizing Return for a Given Risk
Harry Markowitz Modern Portfolio Theory shows that proper diversification can reduce risk without sacrificing return. We explain the efficient frontier, correlation, and the practical takeaways.
- ·2 min read
Sequence of Returns Risk: The Enemy of the Soon-to-Retire
Sequence of returns risk is when the ORDER of good and bad years dramatically changes your outcome once you start withdrawing. We explain why it matters at retirement and how to reduce it.
- ·2 min read
Total Return vs Price Return: Are You Counting Only Half?
Price return counts only the price gain, while total return adds reinvested dividends. We explain why ignoring dividends makes you misjudge performance, especially over the long term.
- ·3 min read
What Is Alpha in Investing: The Return Above the Market
Alpha is the return above what was expected for the risk taken. We explain its relationship with beta, why alpha is hard to earn sustainably, and how to tell skill from luck.
- ·2 min read
What Are Asset Classes: The Investor Map
An asset class is a group of investments with similar risk and return characteristics: stocks, bonds, cash, commodities, real estate, crypto. Understand them to allocate your portfolio sensibly.
- ·2 min read
What Is Risk Tolerance: Know Yourself Before You Invest
Risk tolerance is the volatility you are both willing and able to withstand. We separate risk capacity from psychological willingness, and show how to use it to build a portfolio you can hold.
- ·2 min read
Age-Based Asset Allocation: A Simple Rule for Every Life Stage
Age-based asset allocation adjusts the ratio of stocks to safe assets based on your age. We explain the "110 minus age" rule, the logic behind it, and why you should adjust for your personal situation.
- ·3 min read
Are automated trading bots safe? Real risks and how to control them
Can a trading bot steal your money, are API keys dangerous, can a bot lose money. A straight analysis of the real risks and how to minimize them.
- ·4 min read
Asset allocation by goals — the decision framework that beats picking tickers
Asset allocation drives most of your long-term results — more than which coin or stock you pick. How to allocate by goal, time horizon, and risk tolerance.
- ·2 min read
What Is Asset Correlation? The Secret Behind Effective Diversification
Correlation measures how much assets move together or oppositely. Understanding correlation makes diversification truly effective — holding many assets does not reduce risk if they all rise and fall together.
- ·2 min read
What Is the Debt-to-Equity Ratio? Measuring How Much a Company Borrows
The debt-to-equity (D/E) ratio shows how much a company relies on debt versus shareholder equity. We explain how to read it, why high debt raises risk, and how to use it to assess financial safety.
- ·4 min read
Lump Sum vs DCA — An Honest Comparison
When you have a large amount of money, should you invest it all at once (lump sum) or spread it out over time (DCA)? We compare expected returns, psychological risk, and how to choose the right strategy for your situation.
- ·1 min read
Position Sizing Formula — How Much to Risk Per Trade?
Size = (Total Capital × 2%) / (Distance to stop loss %). Never risk more than 2% per trade.
- ·1 min read
Proper Stop Loss Placement — Avoiding Premature Exits
Set stop loss too tight = constantly stopped out. Use % volatility (3-5% for crypto) to avoid whipsaw.
- ·1 min read
Risk/Reward Ratio — Minimum Win Rate for Profitability
If reward ≥ 2× risk, you only need 35% win rate to profit long-term.
- ·3 min read
What Is a Margin Call? The Warning Before Your Account Gets Liquidated
A margin call is a warning from the exchange when your margin account falls below the required level. We explain the mechanics, what happens if you ignore it, and why leverage trading demands extreme caution.
- ·2 min read
What Is Beta? Measuring a Stock's Volatility vs the Market
Beta measures how much a stock moves relative to the overall market. We explain what beta above 1, below 1, and negative mean, and how to use beta to build a portfolio matching your risk appetite.
- ·2 min read
What Is CAGR? How to Measure Average Annual Investment Performance
CAGR is the compound annual growth rate — a smooth way to measure investment performance over time. We explain how it works, why it beats simple average returns, and the limitations to know.
- ·3 min read
What is an OCO order? Take-profit and stop-loss in one order
OCO (One-Cancels-the-Other) lets you set take-profit and stop-loss at the same time — when one fills, the other cancels. How it works, when to use it, and a real example.
- ·2 min read
What Is the Sharpe Ratio? Measuring Return After Accounting for Risk
The Sharpe ratio measures risk-adjusted return — the return you get per unit of volatility. We explain why high returns are not necessarily good, how to read the Sharpe ratio, and its limitations.
- ·4 min read
Effective portfolio management in 2026: One place for crypto, US stocks and Vietnamese stocks
Guide to managing a multi-market portfolio in 2026: Portfolio Tracker for crypto, Vietnamese stocks, and US stocks. Tool selection criteria, Telegram trend, common mistakes.
- ·6 min read
Why investors should track benchmarks instead of only watching portfolio gains
Absolute returns rarely tell the full story. Benchmarks (reference indices) reveal whether you're truly outperforming or underperforming the market. How to choose the right benchmark and avoid common mistakes.
- ·6 min read
Opportunity cost in investing — the invisible loss many investors ignore
Opportunity cost is the benefit you give up by choosing one option over another. Why holding too much cash, not rebalancing, and waiting for the "perfect moment" are all forms of invisible loss.
- ·5 min read
Why tracking performance matters more than tracking profit
Absolute profit only tells part of the story. Real performance includes drawdown, win rate, volatility, and risk-adjusted return. How to evaluate a portfolio properly instead of just looking at "how much % I'm up".
- ·5 min read
Does diversification really reduce risk? Common misconceptions investors have
Diversification is a widely cited investing principle — but many investors misunderstand it. Owning 30 correlated stocks isn't diversification. How to distinguish true diversification from "diworsification".
- ·6 min read
Portfolio rebalancing: what it is and when investors should do it
Rebalancing is an overlooked but critical portfolio skill — adjusting weights back to target after market drift. Why it matters, when to do it, and how to handle it efficiently for multi-market portfolios.
- ·5 min read
What is multi-asset investing and why is it becoming so popular?
Multi-asset investing is a strategy of allocating capital across multiple asset classes — Crypto, US stocks, Vietnamese stocks, ETFs, gold. Benefits, challenges, and how to manage it effectively.
- ·5 min read
What is DCA? A beginner's guide to dollar-cost averaging
DCA (Dollar-Cost Averaging) explained: how it works, why it works for crypto, and 3 common beginner mistakes. 5-minute read, no jargon.
- ·5 min read
Multi-asset investing — the new standard for modern investors
Modern investors no longer concentrate in a single asset class. A modern portfolio may include Bitcoin, US stocks, Vietnamese stocks, ETFs, and gold. Why multi-asset is becoming the standard — and how fastbot helps manage it through Telegram.
- ·3 min read
How to track your crypto portfolio without using Excel
Why spreadsheets stop scaling once your crypto portfolio grows — common limitations, the benefits of dedicated Portfolio Trackers, and how fastbot delivers portfolio tracking directly through Telegram.
- ·4 min read
Best crypto portfolio trackers of 2026
Compare 5 popular crypto Portfolio Tracker tools in 2026: fastbot, CoinStats, Delta, CMC Portfolio, Kubera. Required features, common portfolio mistakes.