May 18: 4 Strong Themes — Cybersecurity, Rare Earths & Rare Metals
4 strong themes — 4 recurred. Top: Cybersecurity +21.4%.
Average change by strong theme
Theme leaders · recent trend
| Theme | Leader | Change | Trend |
|---|---|---|---|
| Cybersecurity | Korea Information Certificate Authority | +30.00% | |
| Rare Earths & Rare Metals | Union | +16.16% | |
| Battery / EV | Cosmo Advanced Materials & Technology | +4.79% | |
| Oil Refining | SK Innovation | +2.54% |
Four themes rose on 2020-05-18, and every stock listed in them closed higher. Cybersecurity led with an average change of 21.41% across 5 stocks.
Leader Korea Information Certificate Authority rose 30.0%, with Korea Electronic Certification Authority up 29.98%. Headlines tied the rally to the expected end of accredited certificates.
Rare Earths & Rare Metals averaged 9.2%, led by Union at 16.16% amid US-China tension headlines. Battery / EV followed at 6.35%, with Ecopro BM up 8.65%.
Today’s Strong Themes at a Glance
| # | Theme | Status | Avg. change | Up/Total | Leader |
|---|---|---|---|---|---|
| 1 | Cybersecurity | recurred after 132 days | +21.4% | 5/5 | Korea Information Certificate Authority |
| 2 | Rare Earths & Rare Metals | recurred after 6 days | +9.2% | 3/3 | Union |
| 3 | Battery / EV | recurred after 40 days | +6.3% | 4/4 | Cosmo Advanced Materials & Technology |
| 4 | Oil Refining | recurred after 69 days | +1.9% | 2/2 | SK Innovation |
Theme by Theme
1. Cybersecurity (recurred after 132 days)
- Episode: started 2020-05-18, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
Korea Information Certificate Authority 053300 | +30.0% | 5,330 | ★ |
Korea Electronic Certification Authority 041460 | +30.0% | 5,550 | |
RaonSecure 042510 | +25.4% | 20,260 | |
Dream Security 203650 | +14.8% | 1,629 | |
Seoul Information Service 036120 | +6.9% | 3,645 |
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2. Rare Earths & Rare Metals (recurred after 6 days)
- Episode: started 2020-05-18, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
Union 000910 | +16.2% | 6,470 | ★ |
Union Materials 047400 | +8.8% | 2,835 | |
Daewon Chemical 024890 | +2.6% | 7,900 |
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3. Battery / EV (recurred after 40 days)
- Episode: started 2020-05-18, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
Ecopro BM 247540 | +8.7% | 22,979 | |
Shin Heung Energy & Electronics 243840 | +8.3% | 7,820 | |
Cosmo Advanced Materials & Technology 005070 | +4.8% | 10,816 | ★ |
Samsung SDI 006400 | +3.6% | 306,926 |
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4. Oil Refining (recurred after 69 days)
- Episode: started 2020-05-18, day 1
Closing Thoughts
All four themes returned after a gap, with Cybersecurity back after 132 days away. Each episode so far spans a single day, so whether the moves extend is the open question.
Oil Refining posted a smaller average change of 1.95%, led by SK Innovation at 2.54%. Dream Security traded 98155616 shares, the heaviest volume on the list.