Weekly Theme Wrap (Feb 19 – Feb 23)
5 trading days · top 9 themes — most persistent is Battery / Energy Storage (ESS) at 1 day (weekly avg. +11.7%). Best single day this week: Feb 19, +11.7%.
Average change over the period
Nine themes had a strong day from Feb 19 to Feb 23, each on just one day. Battery / Energy Storage (ESS) led with an average change of 11.67% on Feb 19.
Battery / Energy Storage (ESS) was the week’s only new entry, led by TN entertainment. OLED Displays came next at 10.18% on Feb 21, led by JAS Robotics.
All the other themes had appeared before. They ranged from Crypto & Bitcoin at 5.73% to Securities Brokers at 3.38%, with Nuclear at 5.39% and Oil Refining at 3.7%.
This Week’s Theme Ranking
| Theme | Days strong | Weekly avg. | Best day | Last status | Leader |
|---|---|---|---|---|---|
| Battery / Energy Storage (ESS) | 1d | +11.7% | 2018-02-19 (+11.7%) | new | TN entertainment |
| OLED Displays | 1d | +10.2% | 2018-02-21 (+10.2%) | recurred | JAS Robotics |
| Crypto & Bitcoin | 1d | +5.7% | 2018-02-21 (+5.7%) | recurred | Woori Technology Investment |
| Nuclear | 1d | +5.4% | 2018-02-20 (+5.4%) | recurred | Bhi |
| Inter-Korean Economic Cooperation / Power Equipment | 1d | +5.3% | 2018-02-22 (+5.3%) | recurred | Good People |
| Disaster Safety (Earthquake) | 1d | +4.9% | 2018-02-23 (+4.9%) | recurred | Polaris AI |
| AI & Robotics | 1d | +4.2% | 2018-02-23 (+4.2%) | recurred | Yujin Robot |
| Oil Refining | 1d | +3.7% | 2018-02-19 (+3.7%) | recurred | S-Oil |
| Securities Brokers | 1d | +3.4% | 2018-02-19 (+3.4%) | recurred | Yuanta Securities Korea |
Related News by Theme
- Battery / Energy Storage (ESS) (2018-02-19) [특징주] 황금에스티, 신영스팩3호 급등…2차전지 핵심부품 자회사 가치 부각↑ — 이투데이 (Korean)
- OLED Displays (2018-02-21) [특징주]삼성디스플레이 OLED 진입 가시화..소재주 ‘강세’ — 이데일리 (Korean)
- Crypto & Bitcoin (2018-02-21) 우리기술투자 또 잡아냈다! 연속 21회 폭등주 적중!! 내일상한가 공개! — 서울경제 (Korean)
- Nuclear (2018-02-20) 비에이치아이 19.68% 이상 급등 중 — 헤럴드경제 (Korean)
- Inter-Korean Economic Cooperation / Power Equipment (2018-02-22) (코)좋은사람들, 3.79% 오르며 체결강도 강세로 반전(120%) — 서울경제 (Korean)
What to Watch Next Week
Late-week strength came from Disaster Safety (Earthquake) at 4.87% and AI & Robotics at 4.17%, both on Feb 23. Neither theme had news attached in the data.
Inter-Korean Economic Cooperation / Power Equipment rose 5.3% on Feb 22, led by Good People. The open question is whether any of these one-day moves happens again.
Theme heatmap
| 02-19 | 02-20 | 02-21 | 02-22 | 02-23 | |
|---|---|---|---|---|---|
| Battery / Energy Storage (ESS) | +11.7 | ||||
| OLED Displays | +10.2 | ||||
| Crypto & Bitcoin | +5.7 | ||||
| Nuclear | +5.4 | ||||
| Inter-Korean Economic Cooperation / Power Equipment | +5.3 | ||||
| Disaster Safety (Earthquake) | +4.9 | ||||
| AI & Robotics | +4.2 | ||||
| Oil Refining | +3.7 | ||||
| Securities Brokers | +3.4 |