Guides & Market Analysis

Learn Options With Confidence

Comprehensive guides, real-world examples, and actionable strategies ready for your portfolio. Every post ships with English and Chinese copy so you can learn in your preferred language.

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Video Deep Dives

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Deep dives into options strategies, market analysis, and backtesting reports.

VideoJul 4, 2026

What Is Theta? Why Your Option Loses Money Even When You Are Right

The stock did not move all weekend, yet your option lost value — that is Theta, the invisible hourglass over every option buyer. A full walkthrough of time decay.

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VideoJul 4, 2026

What Happens at Options Expiration? One Cent Triggers It, $10,000 Buys the Shares

Doing nothing at expiration is not just "the premium goes to zero": one cent in the money triggers auto-exercise, and a $2 premium can turn into $10,000 of stock. Here is exactly what happens.

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VideoJul 4, 2026

What Is a Protective Put? The Stock Fell to $80 — Why You Only Lost $800

Keep your shares, keep the upside, and lock the crash risk out — buy insurance for your stock. How the protection works, what the premium costs, how to pick the strike, and when it is actually worth it.

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