Oct 16: 8 Strong Themes — Battery, Auto Parts
8 strong themes — 8 recurred. Top: Battery +15.4%.
Strong themes8
Top change+15.4%
LeaderAI Korea
Average change by strong theme
Average change of member stocks, by theme · descending
Theme leaders · recent trend
The line is the trend; the end-point colour is the last trading day's direction. Stocks without enough price history show as -
| Theme | Leader | Change | Trend |
|---|---|---|---|
| Battery | AI Korea | +22.85% | |
| Auto Parts | Motivelink | +23.28% | |
| Energy Storage (ESS) | HanJungNCS | +17.98% | |
| Car Majors | Hanon Systems | +8.08% | |
| Oil Refining | SK Innovation | +7.71% | |
| Petrochemicals | Korea Petro Chemical Ind | +13.20% | |
| Inter-Korean Economic Cooperation | Codes Combine | +9.09% | |
| Securities Brokers | Sangsangininvestment&securities | +3.87% |
Battery led the Oct 16 session with an average change of 15.41%, and all 10 of its stocks closed higher. Ecopro Materials posted the top gain at 26.04%.
Auto Parts followed with an average change of 10.73%, led by Motivelink at 23.28%. Energy Storage (ESS) came back after a 42-day gap, averaging 8.34%.
Breadth stood out, as every stock in every listed theme closed higher. Car Majors averaged 5.51%, with Hyundai Motor up 8.28% and Kia up 7.23%.
Today’s Strong Themes at a Glance
| # | Theme | Status | Avg. change | Up/Total | Leader |
|---|---|---|---|---|---|
| 1 | Battery | recurred after 2 days | +15.4% | 10/10 | AI Korea |
| 2 | Auto Parts | recurred after 14 days | +10.7% | 10/10 | Motivelink |
| 3 | Energy Storage (ESS) | recurred after 42 days | +8.3% | 10/10 | HanJungNCS |
| 4 | Car Majors | recurred after 14 days | +5.5% | 7/7 | Hanon Systems |
| 5 | Oil Refining | recurred after 17 days | +4.7% | 3/3 | SK Innovation |
| 6 | Petrochemicals | recurred after 28 days | +4.5% | 10/10 | Korea Petro Chemical Ind |
| 7 | Inter-Korean Economic Cooperation | recurred after 2 days | +4.4% | 10/10 | Codes Combine |
| 8 | Securities Brokers | recurred after 17 days | +3.4% | 10/10 | Sangsangininvestment&securities |
Theme by Theme
1. Battery (recurred after 2 days)
- Episode: started 2025-10-16, day 5
| Stock | Change | Close | Leader |
|---|---|---|---|
Ecopro Materials 450080 | +26.0% | 63,400 | |
AI Korea 364950 | +22.9% | 13,170 | ★ |
L&F 066970 | +19.3% | 98,400 | |
Ecopro BM 247540 | +14.2% | 143,000 | |
Ecopro 086520 | +14.0% | 57,700 | |
Korea Petro Chemical Ind 006650 | +13.2% | 123,500 | |
Koses 089890 | +11.9% | 23,500 | |
Eco&Dream 101360 | +11.1% | 21,350 | |
Youlchon Chemical 008730 | +10.8% | 34,350 | |
Sebitchem 107600 | +10.7% | 34,800 |
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2. Auto Parts (recurred after 14 days)
- Episode: started 2025-10-16, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
Motivelink 463480 | +23.3% | 10,750 | ★ |
HanJungNCS 107640 | +18.0% | 47,250 | |
SM Bexel 010580 | +12.8% | 2,465 | |
Iljeong Industrial 008500 | +9.1% | 19,860 | |
Edge Foundry 105550 | +9.0% | 1,993 | |
HT Robotics 396300 | +8.6% | 3,285 | |
Hanon Systems 018880 | +8.1% | 3,410 | |
Sungwoo Hitech 015750 | +6.8% | 6,170 | |
Seoyon E-hwa 200880 | +6.2% | 11,950 | |
Hallacast 125490 | +5.4% | 11,530 |
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3. Energy Storage (ESS) (recurred after 42 days)
- Episode: started 2025-10-16, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
HanJungNCS 107640 | +18.0% | 47,250 | ★ |
LG Energy Solution 373220 | +8.8% | 420,500 | |
Enchem 348370 | +8.7% | 81,400 | |
Kumyang Green Power 282720 | +8.1% | 12,000 | |
Shinsung ST 416180 | +8.1% | 48,000 | |
SK Innovation 096770 | +7.7% | 116,000 | |
Elentec 054210 | +7.0% | 8,140 | |
Samsung SDI 006400 | +6.5% | 236,000 | |
SFA Nexel 222080 | +5.7% | 7,210 | |
Posco DX Company 022100 | +4.8% | 23,000 |
4. Car Majors (recurred after 14 days)
- Episode: started 2025-10-16, day 6
| Stock | Change | Close | Leader |
|---|---|---|---|
Hyundai Motor 005380 | +8.3% | 242,000 | |
Hanon Systems 018880 | +8.1% | 3,410 | ★ |
Kia 000270 | +7.2% | 111,300 | |
KG Mobility 003620 | +4.9% | 3,455 | |
Hyundai Wia 011210 | +4.2% | 51,500 | |
HL Mando 204320 | +3.2% | 34,150 | |
Hyundai Mobis 012330 | +2.8% | 309,000 |
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5. Oil Refining (recurred after 17 days)
- Episode: started 2025-10-16, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
SK Innovation 096770 | +7.7% | 116,000 | ★ |
S-Oil 010950 | +4.3% | 68,300 | |
GS Holdings 078930 | +2.1% | 46,250 |
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6. Petrochemicals (recurred after 28 days)
- Episode: started 2025-10-16, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
Korea Petro Chemical Ind 006650 | +13.2% | 123,500 | ★ |
SK Innovation 096770 | +7.7% | 116,000 | |
LG Chem 051910 | +6.1% | 312,000 | |
Lotte Chemical 011170 | +5.0% | 72,000 | |
Isu Chemical 005950 | +3.0% | 5,530 | |
Aekyung Chemical 161000 | +2.9% | 10,630 | |
Hanwha Solutions 009830 | +2.8% | 29,800 | |
SKC 011790 | +1.5% | 108,100 | |
Kumho Petro Chemical 011780 | +1.5% | 111,100 | |
SK Chemicals 285130 | +1.3% | 60,400 |
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7. Inter-Korean Economic Cooperation (recurred after 2 days)
- Episode: started 2025-10-16, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
Codes Combine 047770 | +9.1% | 2,820 | ★ |
J.estina 026040 | +5.4% | 4,020 | |
In the F 014990 | +5.1% | 1,159 | |
Namkwang Engineering & Construction 001260 | +4.6% | 8,370 | |
Good People 033340 | +4.2% | 2,085 | |
Ananti 025980 | +4.1% | 9,550 | |
Jahwa Electronics 033240 | +3.8% | 23,350 | |
Shinwon 009270 | +2.7% | 1,688 | |
LOTTE Fine Chemical 004000 | +2.7% | 47,250 | |
Ilshin Stone 007110 | +2.2% | 2,070 |
8. Securities Brokers (recurred after 17 days)
- Episode: started 2025-10-16, day 1
| Stock | Change | Close | Leader |
|---|---|---|---|
SK Securities 001510 | +6.6% | 709 | |
Korea Investment Holdings 071050 | +5.4% | 156,300 | |
Sangsangininvestment&securities 001290 | +3.9% | 751 | ★ |
Mirae Asset Securities 006800 | +3.5% | 22,200 | |
Daishin Securities 003540 | +2.8% | 27,350 | |
Shinyoung Securities 001720 | +2.5% | 137,800 | |
NH Investment & Securities 005940 | +2.5% | 20,250 | |
Bookook Securities 001270 | +2.3% | 66,100 | |
Hanyang Securities 001750 | +2.2% | 18,070 | |
Yuhwa Securities 003460 | +2.2% | 2,790 |
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Closing Thoughts
Battery returned after just 2 days away, while Auto Parts and Car Majors returned after 14 days. The next sessions will show whether these gains carry over.
The smaller themes are also worth tracking: Oil Refining averaged 4.69%, Petrochemicals 4.49% and Inter-Korean Economic Cooperation 4.4%. Securities Brokers closed out the list at 3.4%.