Explore the U.S. stock market: its history, exchanges, key features, indexes, and investors, plus regular, pre-market, and after-hours trading.

Check the 2026 U.S. market calendar, convert trading hours to India or your own time zone, and use IBKR examples to understand order timing.

QQQ's 11.12% annual return is tempting, but the -83% drawdown forces most investors to panic sell. Uncle Haowai reveals through 25.4 years of backtest data: the three-asset portfolio achieves 11.06% annual return while reducing maximum drawdown to -49%, improving Sharpe ratio by 67.9%. By scientifically allocating SPY, QQQ, and GLD, you can maintain returns while substantially reducing risk.

Simple examples explain Hong Kong placings, rights issues, bonus shares, dividends, splits and consolidations, including price adjustments, key dates and costs.

A beginner's guide to Hong Kong stock orders, odd lots and short selling, with examples of pricing, partial fills and what happens to unfilled orders.

Learn how HKEX and SEHK differ, how Hong Kong stocks trade, and what to check about common products, costs and risks before placing an order.

Understand board lots, T+2 settlement, order types, VCM and the pre-opening session, with practical checks and links to official sources.

A practical guide to Hong Kong securities hours, auction phases, annual market holidays and severe-weather arrangements, with separate notes on derivatives.

In February 2026, the US software sector suffered a historic sell-off—Adobe down 62%, Figma down 86%, ServiceNow down 59%. The trigger wasn't earnings misses but fears over GenUI (Generative UI), a paradigm shift where AI generates interfaces directly. This article uses three case studies and a four-dimension moat framework (switching cost, data moat, AI readiness, capital firepower) to evaluate which software companies can survive the AI era. Includes a six-month risk map and three scenario analyses.

Bitcoin crashed from $126K to $75K (-40.4%). Many think it's the bottom. Historical data says otherwise.This article teaches 2 practical methods to assess BTC's true bottom: ① 60MA weekly technical analysis (2 historical breakdowns, 2 bear markets, 100% accuracy); ② Historical drawdown probability (analyzing 11 years of data—current -40% ranks only 7th, with 81% of years experiencing deeper drops).