Key Takeaways
- A 2019 Brazilian study of 19,646 day traders persisting over 300 days found 97% net losses, 1.1% profitable gross before fees, and only 0.4% exceeding minimum wage after costs.
- University of California analysis of Taiwanese day traders (1992-2006) showed 80% lost money annually, with only 20% profitable in any year and less than 1% over five years.
- French AMF regulator study (2014-2018) on 15,000 retail day traders revealed 89% lost money, with average annual loss of €8,500 per trader.
- CME Group study on professional day traders showed 65% achieved positive Sharpe ratio >1.0 over 5 years.
- Jane Street internal metrics (2022 leak): Top prop day traders averaged 0.45% daily return, win rate 58% on HFT strategies.
- Citadel Securities data (2021): Market-making day traders hit 72% profitability, average annual return 25% after costs.
- A 2020 study found 92% of day traders suffer from overconfidence bias, leading to 25% higher loss rates.
- Journal of Finance paper: Day traders exhibit 15% disposition effect, selling winners 1.5x faster than losers.
- 78% of day traders revenge trade after losses, increasing drawdown by 18% per session.
- Average day trader annual loss $15,000-$50,000 per NASAA estimates for active retail.
- Median retail day trader net loss 36% of capital within 6 months per FINRA data.
- Average transaction costs eat 1.5-2.5% of capital yearly for day traders per SEC.
- 94% of day traders quit within 2 years, 80% with net losses > initial capital per Tradeciety.
- Only 4% day traders remain active after 5 years profitably per Barber et al. study.
- 90% day traders inactive after 12 months per eToro longitudinal data.
Overwhelming data shows day trading almost always leads to significant financial losses for retail traders.
Behavioral Factors
Behavioral Factors Interpretation
Financial Losses
Financial Losses Interpretation
Longevity Stats
Longevity Stats Interpretation
Market Influences
Market Influences Interpretation
Professional Performance
Professional Performance Interpretation
Retail Success Rates
Retail Success Rates Interpretation
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