MARKET BASICS
Market Basics
A clear introduction to the concepts and background needed to start reading markets with confidence.
Latest Market Basics
When Should You Buy to Receive a Dividend?When must you buy a Korean stock to receive its dividend? Samsung Electronics and KB Financial used different record dates for their 2025 year-end payouts. A practical guide to T+2 settlement, ex-dividend dates, payout ratios, yields and Korea’s 2026 dividend tax rules.
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High Trading Volume. Why Is It Still Hard to Sell?High trading volume does not guarantee an easy sale. On the KRX after-hours market’s first day, KRW 1.8177tn traded and volatility interruptions occurred 1,637 times. Learn how order-book depth, bid–ask spreads, market orders and slippage work with an interactive simulator.
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All reportsMarket Basics2026-10-07 · 12 min read
Does Short Selling Drive the Drop—or Follow It?
KOSPI reported net short positions hit a record KRW 22 trillion on the same day the KOSPI itself closed at an all-time high. This guide explains how short selling works, short covering, and the differences among reported net short positions, stock-lending balances, and short-sale trading share using real numbers and quizzes.
Market Basics2026-10-04 · 10 min read
A 2× ETF isn’t really 2×
A 2× leveraged ETF targets twice the DAILY return—not twice the return over weeks. Using seven weeks of SK hynix closes, the stock fell 7.2% while a theoretical +2× path fell 29.2% and a −2× path fell 33.0%. Quizzes and a simulator explain volatility drag, path dependence, and daily rebalancing.
Market Basics2026-08-29 · 11 min read
How Does 1 Coin Become $1?
Market Basics2026-08-20 · 8 min read
How a Selloff Feeds on Itself
Market Basics2026-08-15 · 7 min read
A Good Company Isn’t Always a Good Stock
Market Basics2026-08-13 · 8 min read
How U.S. Data Reaches Korea
Market Basics2026-08-11 · 6 min read
When Cash and Futures Diverge
Market Basics2026-08-10 · 3 min read
Who Moves Stock Prices?