MarketCatalyst

Daily recaps, research and guides to how the market actually works.

Latest posts

Educational

How Memory and Storage Power AI: HBM, DRAM, NAND, HDD

A plain-English guide to the memory and storage hierarchy behind AI data centers, and what Micron, SK hynix, Sandisk, Western Digital and Seagate each make and sell.

DDesk22 Oct 2026 · 09:51 ET9 min read
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Educational

How Inflation Data Moves Stocks: A Beginner's Guide to Which Sectors Win and Which Lose

Learn why a hot CPI report can lift some stocks and sink others. This beginner's guide explains the two channels, which sectors tend to hold up or get hit, and what 2022 taught investors.

DDesk14 Oct 2026 · 09:36 ET6 min read
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Educational

Why 90% of Traders Fail: 6 Hidden Mistakes and the Step-by-Step Plan to Avoid Them

The "90% of traders fail" line is part folklore, part grim fact. Here is what research on day traders shows, the six mistakes behind most losses, and an eight-step process built on risk control, tested rules and honest record-keeping.

DDesk8 Oct 2026 · 10:21 ET8 min read
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Educational

The Breakout That Bites Back: How to Spot a Head Fake Before It Traps You

A head fake is a move that looks like a breakout, pulls traders in, then snaps hard the other way. Learn how the trap works, why it tends to form at obvious levels, the warning signs, and a five-question checklist for any breakout.

DDesk5 Oct 2026 · 09:23 ET8 min read
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Educational

What Is a Gap Up and Gap Down in Stocks? A Beginner's Guide

A gap up or gap down is a jump between one session's close and the next open. Learn what causes gaps, the four types, what it means for a gap to fill, and a five-question checklist for reading them.

DDesk4 Oct 2026 · 10:28 ET9 min read
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Educational

Why Rising Bond Yields Are Kryptonite for Growth Stocks

A clear, worked-example explanation of why rising bond yields squeeze stock valuations — and why growth stocks, whose value sits furthest in the future, take the biggest hit.

DDesk29 Sept 2026 · 11:55 ET6 min read
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