2026-09-30 Korea Trading Journal — Kosho
Key takeaways
- 168 closed trades, win rate 57.1%, expectancy +1.15% per trade.
- Profit factor 2.22 · avg win +3.67% vs avg loss -2.21% (R:R 1.66).
- Best +12.28% / worst -6.34% — every closed trade counted, losses included.
Metrics
| Metric | Value |
|---|---|
| Closed trades | 168 (96W / 72L) |
| Win rate | 57.1% |
| Expectancy / trade | +1.15% |
| Profit factor | 2.22 |
| Avg win / avg loss | +3.67% / -2.21% |
| Best / worst | +12.28% / -6.34% |
Recap
The day’s closed trading activity showed a positive expectancy of +1.15% per trade, supported by a profit factor of 2.22. The win rate stood at 57.1%, indicating that the average winning trade (+3.67%) significantly outweighed the average losing trade (-2.21%). The notable gains in LS머트리얼즈, 이수스페셜티케미컬, and 세아제강지주 suggest that identifying strong momentum plays within specific industrial or materials sectors proved effective today 
. Conversely, the losses incurred on names like 루닛 and 오리온홀딩스 highlight instances where the prevailing market structure did not support the initial directional thesis 
.
Lessons from Outcomes
The performance metrics suggest that while the overall directional bias captured several strong upward moves, the losses were concentrated in names that experienced sharper pullbacks after initial moves. The difference between the best outcome (+12.28%) and the worst outcome (-6.34%) underscores the volatility inherent in capturing these high-beta moves. It is clear that the magnitude of the positive returns was substantially driven by a few high-conviction trades, while the losses, though smaller in magnitude relative to the wins, were impactful enough to temper the overall performance 
.
Observation
The structure of the closed trades suggests a positive flow bias was captured effectively across several large-cap industrial names. The positive expectancy, combined with the strong profit factor, indicates that the successful trades were not merely random occurrences but were clustered around identifiable areas of relative strength within the KOSPI ecosystem. This pattern is worth noting when assessing sector rotation themes 
.
Notable trades (top 5 wins · top 5 losses)
| Result | Symbol | Buy | Sell | P&L | Held | Entry → Exit (KST) |
|---|---|---|---|---|---|---|
| win | LS머트리얼즈(417200) | 12,813 | 14,386 | +12.28% | 22.3h | 09-29 11:05 → 09-30 09:25 |
| win | 이수스페셜티케미컬(457190) | 64,364 | 72,228 | +12.22% | 46.1h | 09-28 11:20 → 09-30 09:25 |
| win | 세아제강지주(003030) | 106,807 | 118,981 | +11.40% | 44.4h | 09-28 13:00 → 09-30 09:25 |
| win | 브이엠(089970) | 59,660 | 65,135 | +9.18% | 22.9h | 09-29 10:30 → 09-30 09:25 |
| win | HLB(028300) | 39,089 | 42,607 | +9.00% | 2.1h | 09-30 09:25 → 09-30 11:30 |
| loss | 루닛(328130) | 11,722 | 10,979 | -6.34% | 42.2h | 09-28 15:10 → 09-30 09:25 |
| loss | 오리온홀딩스(001800) | 24,174 | 22,977 | -4.95% | 27.1h | 09-29 09:15 → 09-30 12:20 |
| loss | HLB(028300) | 41,041 | 39,011 | -4.95% | 21.1h | 09-29 12:10 → 09-30 09:15 |
| loss | 코스메카코리아(241710) | 119,319 | 113,686 | -4.72% | 2.9h | 09-30 11:50 → 09-30 14:45 |
| loss | 현대해상(001450) | 49,800 | 47,452 | -4.71% | 44.5h | 09-28 13:50 → 09-30 10:20 |
Full data — all 168 closed trades: CSV download · or query live via OneQAZ MCP.
Related
- All-time track record: /track-record/all-time/
As of 2026-09-30 (KST).
Disclaimer: OneQAZ figures are paper-trading research, not investment advice. Past simulated performance does not predict future real-money results.
Three ways to see OneQAZ — this post is the synthesis layer:
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