Weekly Theme Wrap (Apr 27 – Apr 30)
4 trading days · top 10 themes — most persistent is Power Equipment at 3 days (weekly avg. +17.1%). Best single day this week: Apr 28, +24.1%.
Average change over the period
Power Equipment led the week of Apr 27 to Apr 30, staying strong on 3 days with an average change of 17.07%. Electric Cables also held strong for 3 days.
Steel (Small & Mid Cap) posted the week’s biggest single-day move, 24.09% on Apr 28. Moonbae Steel and Hyundai BNG Steel led the group.
Battery averaged 12.38%, and news on Apr 28 linked Aluko’s jump to its upcoming Tennessee plant. Steel Majors averaged 9.23%, led by Posco Steeleon.
This Week’s Theme Ranking
| Theme | Days strong | Weekly avg. | Best day | Last status | Leader |
|---|---|---|---|---|---|
| Power Equipment | 3d | +17.1% | 2026-04-29 (+22.0%) | running | Seondo Electric, Cheryong Industrial |
| Electric Cables | 3d | +12.1% | 2026-04-29 (+16.4%) | running | KBI Metal, Dawon Cable |
| Steel (Small & Mid Cap) | 2d | +14.2% | 2026-04-28 (+24.1%) | running | Moonbae Steel, Hyundai BNG Steel |
| Battery | 2d | +12.4% | 2026-04-28 (+14.3%) | running | Korea Petro Chemical Ind, Aluko |
| Steel Majors | 2d | +9.2% | 2026-04-28 (+9.3%) | running | Posco Steeleon |
| Physical AI & Humanoid Robots | 2d | +6.5% | 2026-04-30 (+7.5%) | recurred | LG Electronics, Naurobotics |
| Solar | 2d | +6.4% | 2026-04-29 (+6.9%) | running | HD Hyundai Energy Solutions, S-Energy |
| AI & Robotics | 2d | +6.0% | 2026-04-28 (+6.9%) | recurred | Secern AI, CrowdWorks |
| EV | 1d | +13.0% | 2026-04-28 (+13.0%) | recurred | HT Robotics |
| Semiconductor Equipment | 1d | +12.2% | 2026-04-27 (+12.2%) | running | HANMI Semiconductor |
Related News by Theme
- Electric Cables (2026-04-29) [특징주] 전선株 급등세···LS에코에너지 17%ㆍ일진전기 7%↑ — 이투데이 (Korean)
- Battery (2026-04-28) 알루코, 美 테네시 공장 가동 앞두고 ‘급등’…태양광 프레임 수혜 기대 — 쿠키뉴스 (Korean)
- Steel Majors (2026-04-28) [장중수급포착] 포스코스틸리온, 외국인/기관 동시 순매수… 주가 +29.87% — 뉴스핌 (Korean)
What to Watch Next Week
Physical AI & Humanoid Robots had its best day on Apr 30, the final session, at 7.46%, led by LG Electronics and Naurobotics. One open question is whether that late move continues.
Semiconductor Equipment and EV each had one strong day, led by HANMI Semiconductor and HT Robotics. It remains to be seen whether either theme shows up again.
Theme heatmap
| 04-27 | 04-28 | 04-29 | 04-30 | |
|---|---|---|---|---|
| Power Equipment | +14.1 | +22.0 | +15.1 | |
| Electric Cables | +8.7 | +16.4 | +11.1 | |
| Steel (Small & Mid Cap) | +4.3 | +24.1 | ||
| Battery | +14.3 | +10.5 | ||
| Steel Majors | +9.1 | +9.3 | ||
| Physical AI & Humanoid Robots | +5.5 | +7.5 | ||
| Solar | +6.9 | +5.8 | ||
| AI & Robotics | +6.9 | +5.2 | ||
| EV | +13.0 | |||
| Semiconductor Equipment | +12.1 |