--- type: "Academy" title: "Us Stocks — 美股入门" locale: "en" inLanguage: "en" url: "https://longbridge.com/en/academy/us-stocks.md" parent: "https://longbridge.com/en/academy.md" category_slug: "us-stocks" count: 20 datetime: "2026-08-26T08:16:55.77839802Z" workTranslation: - inLanguage: "zh-CN" url: "https://longbridge.com/zh-CN/academy/us-stocks.md" - inLanguage: "zh-HK" url: "https://longbridge.com/zh-HK/academy/us-stocks.md" generator: "portal-rs" --- # Us Stocks — 美股入门 > Introduction to US stock fundamentals and trading rules - [2026 Comparative Review of Hong Kong Stock Brokerages](https://longbridge.com/en/academy/100220.md) Choosing a broker in Hong Kong is about more than commissions. We compare Futu, Webull, IBKR and Longbridge across regulation, market access, trading costs, research/data tools and AI strategy, with a - [Mean Reversion in US Equities: A Comprehensive Strategy Analysis with Practical Trading Applications](https://longbridge.com/en/academy/100811.md) US equity pair trading strategies exploit price spread deviations between highly correlated stocks, identifying structural trading opportunities without forecasting market direction. Learn the princip - [The Hidden Costs of US Stock Trading: A Comprehensive Analysis of Bid-Ask Spreads and Slippage Losses](https://longbridge.com/en/academy/100814.md) Zero commissions don't mean zero costs. Discover how bid-ask spreads and slippage function as hidden charges in US stock trading, and how order types and market hours influence execution costs. - [Understanding US Stock Trading Halts and Suspensions: A Comprehensive Analysis of Circuit Breaker Mechanisms and Individual Stock Halts](https://longbridge.com/en/academy/100823.md) US stock trading halts extend beyond circuit breakers. Individual stocks may suspend due to major announcements, SEC investigations, or regulatory concerns. This guide explains halt mechanisms and equ - [Decoding U.S. Stock Regulatory Fees: SEC Charges, TAF, and a Complete Analysis of Associated Costs](https://longbridge.com/en/academy/100820.md) Decode US equity regulatory fees: SEC charges, FINRA TAF, option regulatory fees (ORF), ADR depository fees. Empower Hong Kong investors with comprehensive understanding of actual trading costs. - [US Stock Trading Discipline: A Practical Guide to Developing Execution Excellence](https://longbridge.com/en/academy/100817.md) Trading discipline is the foundation of long-term US stock investment success. Master execution by systematically building trading plans, establishing risk management protocols, and controlling emotio - [High-Frequency Trading in U.S. Equities Decoded: HFT Strategies, Market Impact, and the Retail Investor's Essential Guide](https://longbridge.com/en/academy/100813.md) U.S. high-frequency trading executes at millisecond speeds, impacting every retail trader's execution price. This article dissects HFT's four strategies, flash-crash risks, and key considerations for - [U.S. Stock Market Complete Analysis: T+0 Trading System and Extended Trading Hours Guide](https://longbridge.com/en/academy/100806.md) US stocks use T+0 trading with same-day buy-sell capability and extended pre/post-market sessions. This article explores key features including 2026 day-trading margin rule changes, fund settlement, a - [US Stock Margin Requirements Decoded: Your Essential Guide to Maintenance Margin Management and Margin Call Response Strategies](https://longbridge.com/en/academy/100804.md) Master US stock margin accounts: explore initial vs. maintenance margin distinctions, margin call triggers and calculations, and the critical risk dynamics of leveraged trading. - [U.S. Stock Day Trading Rules: Pattern Day Trader (PDT) Restrictions Explained and What’s New in 2026](https://longbridge.com/en/academy/100380.md) As of June 2026, the U.S. Pattern Day Trader rule has been abolished and replaced by a real-time risk-based margin regime. This guide explains the former PDT limits, how the new system works, and key - [Introduction to Quantitative Trading in U.S. Equities: Algorithmic Trading Strategies and a Practical Guide](https://longbridge.com/en/academy/100543.md) U.S. stock quantitative trading uses mathematical models and algorithms to automate strategies, reducing emotional bias and improving execution efficiency. This guide gives Hong Kong investors a compl - [U.S. Equity Sector Rotation: The Definitive Guide to Sector Allocation Strategies](https://longbridge.com/en/academy/100545.md) U.S. equity sector rotation dynamically adjusts allocations with the economic cycle. Identify the leading sectors in each of the four phases and implement via sector ETFs to diversify risk and boost p - [Cutting Costs in U.S. Equity Investing: The Complete Guide to Five Money-Saving Strategies](https://longbridge.com/en/academy/100748.md) Understand the components of U.S. equity commissions, SEC fees, and FX conversion costs—and reduce your trading costs with five practical strategies. - [A Comprehensive Guide to U.S. Stock Robo-Advisors: How Automated Investing Works?](https://longbridge.com/en/academy/100744.md) U.S. stock robo-advisors use algorithms to automatically manage portfolios, eliminating stock-picking hassles. This article explains how they work, compares fees, and highlights risks to weigh pros an - [The Complete Guide to U.S. Stock Ex-Dividend Dates: Mastering Ex-Dividend Strategies and Key Dates](https://longbridge.com/en/academy/100735.md) The U.S. ex-dividend date determines your right to dividends. This guide explains the four key dates, dividend-capture tactics, and 30% withholding tax—helping Hong Kong investors plan income strategi - [Guide to U.S. Stock Technical Indicators: RSI, MACD, and Bollinger Bands Explained](https://longbridge.com/en/academy/100290.md) RSI, MACD, and Bollinger Bands are staple U.S. equity indicators, flagging overbought/oversold, trend momentum, and volatility. Some technicians use all three in tandem for cross-confirmation. - [U.S. Equity Tax Optimization: The Essential Guide to Tax-Loss Harvesting Strategies for Hong Kong Investors](https://longbridge.com/en/academy/100562.md) Hong Kong investors who are non-U.S. tax residents enjoy tax-free capital gains on U.S. stocks, but must manage 30% dividend withholding tax and estate tax risk. This article outlines tax-loss harvest - [Complete Guide to U.S. Stock Account Types: Cash Accounts vs. Margin Accounts Compared](https://longbridge.com/en/academy/100725.md) U.S. brokerage accounts generally fall into cash and margin. This article explains each account’s features, risks, constraints, and best-fit scenarios to help Hong Kong investors choose what suits the - [The U.S. Equity Investor’s Mindset: A Guide to Rational Decision-Making](https://longbridge.com/en/academy/100749.md) U.S. equity investment decisions are shaped by both analysis and emotion. Drawing on behavioral finance, this article unpacks five key cognitive biases and offers a practical framework for sounder dec - [U.S. Brokerage Account Opening Documentation Requirements: A Complete Guide to Filling Out Form W-8BEN](https://longbridge.com/en/academy/100733.md) Essential reading for Hong Kong investors opening a U.S. brokerage account: what Form W-8BEN is, how to complete it, and the required documents and key tax considerations—clearly explained in one guid [Load more courses →](https://longbridge.com/en/academy/us-stocks.md?tail_mark=100733) --- > **Disclaimer: This article is for reference only and does not constitute any investment advice.**