Jan 20: 8 Strong Themes — Nuclear, Space & Aerospace (Nuri Rocket, Satellites)

January 20, 2026 · #Nuclear #Space & Aerospace (Nuri Rocket, Satellites) #Defense & War #AI & Robotics #Robotics (Industrial & Collaborative) #Battery #SpaceX #Holding Companies

8 strong themes — 5 running · 3 recurred. Top: Nuclear +22.8%.

Strong themes8 Top change+22.8% LeaderBosung Power Technology

Average change by strong theme

Average change of member stocks, by theme · descending
Nuclear
+22.8%
Space & Aerospace (Nuri Rocket, Satellites)
+19.0%
Defense & War
+14.9%
AI & Robotics
+12.5%
Robotics (Industrial & Collaborative)
+11.3%
Battery
+7.2%
SpaceX
+7.0%
Holding Companies
+5.8%

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 -
ThemeLeaderChangeTrend
NuclearBosung Power Technology+30.00%
Space & Aerospace (Nuri Rocket, Satellites)Contec+26.16%
Defense & WarWoori Technology, Incorporation+29.97%
AI & RoboticsBecu AI+29.97%
Robotics (Industrial & Collaborative)CP System+29.87%
BatteryCenotec+14.03%
SpaceXSensorview+15.19%
Holding CompaniesChongkundang Holdings+5.35%

All eight strong themes on Jan 20 closed with every listed stock higher. Nuclear led with an average change of 22.77%, and all 10 of its stocks rose on a 3-day streak.

Space & Aerospace (Nuri Rocket, Satellites) posted an average change of 19.03%, with Nara Space Technology up 29.94%. Defense & War followed at 14.91%.

Robotics also stood out. AI & Robotics returned after a 14-day gap with an average change of 12.51%, led by Becu AI at 29.97%.

Today’s Strong Themes at a Glance

#ThemeStatusAvg. changeUp/TotalLeader
1Nuclear3 days running+22.8%10/10Bosung Power Technology
2Space & Aerospace (Nuri Rocket, Satellites)2 days running+19.0%10/10Contec
3Defense & War2 days running+14.9%10/10Woori Technology, Incorporation
4AI & Roboticsrecurred after 14 days+12.5%9/9Becu AI
5Robotics (Industrial & Collaborative)2 days running+11.3%10/10CP System
6Batteryrecurred after 7 days+7.2%9/9Cenotec
7SpaceX2 days running+7.0%10/10Sensorview
8Holding Companiesrecurred after 5 days+5.8%10/10Chongkundang Holdings

Theme by Theme

1. Nuclear (3 days running)

StockChangeCloseLeader
Bosung Power Technology 006910+30.0%7,800★
Woori Technology, Incorporation 032820+30.0%7,980
Iljin Power 094820+30.0%17,610
Hanshin Machinery 011700+29.9%4,255
WOOJIN Ntec 457550+28.3%31,050
Orbitech 046120+25.8%5,140
Korea Electric Power 015760+16.2%65,400
Woojin 105840+13.3%25,200
Taewoong 044490+12.6%33,500
Sammi Metal Products 012210+11.7%8,820

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2. Space & Aerospace (Nuri Rocket, Satellites) (2 days running)

StockChangeCloseLeader
Nara Space Technology 478340+29.9%46,650
Green Optics 0015G0+29.8%36,550
Contec 451760+26.2%17,990★
Fiberpro 368770+18.2%15,650
HVM 295310+16.9%90,500
Asia Pacific Satellite lnc 211270+15.6%17,450
Sensorview 321370+15.2%3,375
Innospace 462350+14.7%24,200
Taewoong 044490+12.6%33,500
Lumir 474170+11.1%13,540

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3. Defense & War (2 days running)

StockChangeCloseLeader
Woori Technology, Incorporation 032820+30.0%7,980★
Green Optics 0015G0+29.8%36,550
Fiberpro 368770+18.2%15,650
Sensorview 321370+15.2%3,375
Sammi Metal Products 012210+11.7%8,820
SatrecInitiative 099320+9.9%134,800
Firstec 010820+9.2%4,845
RF Systems 474610+9.2%6,150
Genohco 361390+8.6%26,400
Kencoa Aerospace 274090+7.2%22,450

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4. AI & Robotics (recurred after 14 days)

StockChangeCloseLeader
Becu AI 148780+30.0%1,713★
Russell 217500+20.7%5,110
Secern AI 340810+15.9%4,050
Mobiis 250060+11.9%5,830
Firstec 010820+9.2%4,845
T-Robotics 117730+7.2%28,400
CrowdWorks 355390+6.7%3,725
WISE iTech 065370+5.7%5,400
Emro 058970+5.3%36,450

5. Robotics (Industrial & Collaborative) (2 days running)

StockChangeCloseLeader
CP System 413630+29.9%5,630★
Russell 217500+20.7%5,110
Hyundai Movex 319400+11.4%38,950
Doosan Robotics 454910+9.7%118,100
Firstec 010820+9.2%4,845
SBB Tech 389500+7.3%73,100
T-Robotics 117730+7.2%28,400
KNR Systems 199430+6.3%34,350
Intops 049070+6.0%23,150
V-one Tech 251630+5.6%7,550

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6. Battery (recurred after 7 days)

StockChangeCloseLeader
Cenotec 222420+14.0%943★
Ecopro Materials 450080+8.5%61,500
Isu Specialty Chemical 457190+6.8%83,500
HT Robotics 396300+6.5%3,300
Hansol Chemical 014680+6.3%261,000
mPlus 259630+5.8%11,910
V-one Tech 251630+5.6%7,550
NanoTIM 417010+5.6%7,550
W-scope Chungju Plant 393890+5.4%7,850

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7. SpaceX (2 days running)

StockChangeCloseLeader
HVM 295310+16.9%90,500
Sensorview 321370+15.2%3,375★
Yjlink 209640+8.5%4,465
Sphere 347700+7.4%19,740
Kencoa Aerospace 274090+7.2%22,450
NanoTIM 417010+5.6%7,550
SeAH Besteel Holdings 001430+2.9%73,600
INNOX Advanced Materials 272290+2.6%25,500
Mirae Asset Venture Investment 100790+2.5%13,330
LG Energy Solution 373220+1.1%403,000

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8. Holding Companies (recurred after 5 days)

StockChangeCloseLeader
HS Hyosung 487570+7.1%62,000
Huons Global 084110+6.6%49,350
Vitzro Tech 042370+6.4%11,420
Seah Holdings 058650+6.0%155,000
APS 054620+5.8%4,380
Hanjin Heavy Ind. & Const. Holdings 003480+5.8%4,870
HD Hyundai 267250+5.7%259,500
Chongkundang Holdings 001630+5.3%47,300★
Hanmi Science 008930+4.8%40,400
Hana Financial Group 086790+4.3%100,300

Closing Thoughts

The Nuclear episode runs from Jan 16 to Jan 20, spanning 5 days. The next thing to track is whether the Nuclear streak continues past 3 sessions.

Episodes for Robotics (Industrial & Collaborative) and Space & Aerospace (Nuri Rocket, Satellites) both list an end date of Jan 21. CP System led the robotics group at 29.87%.