Weekly Theme Wrap (Apr 14 – Apr 18)
5 trading days · top 10 themes — most persistent is Beauty & Cosmetics at 3 days (weekly avg. +7.8%). Best single day this week: Apr 14, +19.9%.
Average change over the period
Between Apr 14 and Apr 18, Beauty & Cosmetics and three semiconductor themes each stayed strong on 3 days. Beauty & Cosmetics led that group with an average change of 7.79%, peaking at 10.42% on Apr 17.
AI & Robotics posted the week’s biggest single-day move, 19.91% on Apr 14, led by RoboRobo and WISEnut. Its average change was 13.69% across 2 strong days.
Semiconductor Equipment peaked at 8.04% on Apr 15, while Semiconductor Majors (Fabrication) averaged just 0.72%. Telemedicine, led by Insung Information, hit 11.82% on Apr 16.
This Week’s Theme Ranking
| Theme | Days strong | Weekly avg. | Best day | Last status | Leader |
|---|---|---|---|---|---|
| Beauty & Cosmetics | 3d | +7.8% | 2025-04-17 (+10.4%) | running | The Lamy, Outin Futures, SMCG |
| Semiconductor Equipment | 3d | +6.1% | 2025-04-15 (+8.0%) | recurred | Shinsung E&g, RS Automation, Auros Technology |
| Semiconductor Materials & Components | 3d | +5.0% | 2025-04-15 (+6.1%) | recurred | S&S Tech, INNOX Advanced Materials, Hansol IONES |
| Semiconductor Majors (Fabrication) | 3d | +0.7% | 2025-04-14 (+1.1%) | recurred | DB HiTek, Samsung Electronics |
| AI & Robotics | 2d | +13.7% | 2025-04-14 (+19.9%) | running | RoboRobo, WISEnut |
| Telemedicine | 2d | +9.6% | 2025-04-16 (+11.8%) | recurred | Insung Information |
| System Semiconductors | 2d | +8.0% | 2025-04-14 (+11.7%) | running | Sigetronics, S&S Tech |
| Medical AI | 2d | +8.0% | 2025-04-14 (+10.2%) | recurred | Insung Information, Tomatosystem |
| Webtoons | 2d | +6.6% | 2025-04-17 (+10.8%) | running | Mr. Blue, Finger Story |
| Rare Earths & Rare Metals | 2d | +5.8% | 2025-04-14 (+7.6%) | recurred | Novatech |
Related News by Theme
- Semiconductor Majors (Fabrication) (2025-04-14) 삼성전자, ‘저소득층 에너지효율 개선사업’ 공급자 선정 — 광남일보 (Korean)
What to Watch Next Week
Beauty & Cosmetics, AI & Robotics, System Semiconductors and Webtoons were marked as consecutive streaks. Webtoons, led by Mr. Blue and Finger Story, peaked at 10.78% on Apr 17.
Semiconductor Equipment, Medical AI, Telemedicine and Rare Earths & Rare Metals were marked as recurring. Whether these themes show up again next week is the open question.
Theme heatmap
| 04-14 | 04-15 | 04-16 | 04-17 | 04-18 | |
|---|---|---|---|---|---|
| Beauty & Cosmetics | +7.2 | +5.8 | +10.4 | ||
| Semiconductor Equipment | +4.8 | +8.0 | +5.5 | ||
| Semiconductor Materials & Components | +4.1 | +6.1 | +4.9 | ||
| Semiconductor Majors (Fabrication) | +1.1 | +0.4 | +0.7 | ||
| AI & Robotics | +19.9 | +7.5 | |||
| Telemedicine | +11.8 | +7.3 | |||
| System Semiconductors | +11.7 | +4.3 | |||
| Medical AI | +10.2 | +5.7 | |||
| Webtoons | +10.8 | +2.4 | |||
| Rare Earths & Rare Metals | +7.6 | +3.9 |