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Level 12 · Lesson 11 of 12

The Most Common Trading Mistakes

Learn from everyone else's pain, it's cheaper.

5 min read+10 XPUpdated November 2026

Every trader makes these at some point. The goal is to make them less, and smaller.

No stop lossOne trade can erase a month
OversizingBig lots, big emotions, bad decisions
Revenge tradingTrying to win it back right now
Strategy hoppingNew system every week
Moving the stopHope is not a risk plan
Trading boredomNo setup, no trade
Six classic mistakes

The fixes

MistakeFix
No stop lossAttach a stop before you walk away from the screen
OversizingPosition size calculator, every single trade
Revenge tradingDaily loss limit, then close the platform
Strategy hopping100 trades on one strategy before judging it
Moving the stop furtherOnly ever move stops toward profit
Trading boredomNo setup, no trade. Go outside.
Wick says

I've made every mistake on this list. Some of them twice. Learn from me, it's free!

Key takeaways
  • Most losses come from a handful of repeat mistakes.
  • Each mistake has a simple, boring fix.
  • Your journal will tell you which ones are yours.