📚 Stock Market Glossary

Clear, beginner-friendly explanations, real-world analogies, and visual formulas for key stock market terminology.

View Mode:
Total 649 terms available

IPO (Initial Public Offering)

Corporate & Tech
💡 Key Takeaway: The first time a private company offers its shares to the general public on a stock exchange.
K-Pop Idol Debut Analogy: An IPO is like a trainee idol group making their live TV broadcast debut, allowing the general public to buy their official shares for the first time!
😎 10-Second Show-off Pro Tip for Friends!
😎 Show-off Tip: Say, 'When analyzing IPOs, check the institutional lockup agreement ratio! High lockup commitments prevent heavy day-one insider dumping.'

📖 Beginner-Friendly Explanation

STEP 1

Core Concept & Meaning

An IPO marks the transition of a private company into a publicly traded corporation on a stock exchange.

STEP 2

Why It Matters & Mechanism

It allows early founders and venture capitalists to monetize their initial investments while raising fresh expansion capital from public investors.

STEP 3

Practical Investment Tips & Pitfalls

Retail investors often participate in IPO subscription hype, but post-IPO volatility can be brutal when lockup periods expire.

📊 Amount of price change on the first day of public stock listing (domestic)
Stock price range on the first day of listing = 60% – 400% of the public offering price (up to 4 times higher)
▶ Example: Stock with public offering price of 10,000 won ➔ Can skyrocket up to 40,000 won on the first day of listing

⚖️ Key Comparison at a Glance

CategoryUnlisted company (before listing)IPO listed company
How to trade stocksPrivate 1:1 private transaction (risk of fraud and inconvenience)Anyone can freely trade in 1 second with the MTS app
Financial Statement DisclosureNo obligation to disclose externally (blinking information)Obligation to strictly disclose quarterly disclosure and performance
Financing AbilityRely on bank loans or VC investmentsLarge-scale financing of hundreds of billions of won in the stock market
⚔️ Don't Mix These Up! (Head-to-Head Comparison)
VSStock Split
View Stock→
💡 Crucial Difference: Reverse splits combine shares to cure penny-stock delisting risks, while forward splits divide shares to boost retail liquidity and access.

📌 Practical Market & Real-World Example

HD Hyundai Marine Solution's IPO attracted tens of trillions of Won in retail subscriptions, popping 90% on trading debut.