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Rubber & plastics: companies

Daily −0.20%Weekly −3.84%Monthly −6.27%53 companies · ₩15T

Korean Rubber & plastics stocks: sector overview

The Rubber & plastics sector has 53 companies listed on KOSPI and KOSDAQ, worth ₩15T in total. On Oct 30, 2026 the group moved down 0.20% (weighted by market value); the largest members are Hankook Tire & Technology, Kumho Tire, Pum-Tech Korea.

Key facts

Stocks
53
Total market value
₩15T
Day's move
−0.20%
As of
Oct 30, 2026
Largest members
Hankook Tire & Technology, Kumho Tire, Pum-Tech Korea

Earnings tracker · 2Q 2026

Past quarter

53 of 53 reportedOperating profit up vs a year ago: 30 of 52
Revenue+7.6%
Operating profit+36.4%
Net profitTurned to profit

Combined, for the companies that have reported, vs the same quarter a year ago

CompanyReportedRevenuevs a year agoOperating profitvs a year agovs last quarterOp. margin
Hankook Tire & TechnologyAug 14₩5.7T+5.8%₩559B+58.1%+10.3%9.8%6.6%
Kumho TireAug 13₩1.3T+9.1%₩182B+4.0%+23.9%13.7%14.3%
Pum-Tech KoreaAug 14₩117B+10.8%₩22B+11.4%+67.0%18.5%18.4%
Dongwon SystemsAug 13₩402B+9.8%₩31B+21.1%+140.7%7.8%7.1%
Nexen TireAug 14₩891B+10.8%₩34B−19.5%−36.7%3.9%5.3%
PI Advanced MaterialsAug 14₩78B+6.9%₩23B+44.6%+63.6%29.7%21.9%
NexenAug 14₩1T+11.5%₩49B−2.3%−27.4%4.9%5.6%
Youlchon ChemicalAug 14₩156B+30.5%₩9.5B+746.1%+1,599.4%6.1%0.9%
LX HausysAug 14₩940B+14.7%₩55B+329.0%+19.7%5.8%1.6%
Sang-A Frontec—₩56B+24.7%₩3.6B+127.6%+207.2%6.4%3.5%
BaiksanAug 13₩126B+3.6%₩16B+14.4%+29.0%12.9%11.7%
Chinyang HoldingsAug 14₩77B+1.2%₩2.2B−28.7%−3.0%2.8%4.0%
MNTECHCoAug 14₩107B−13.0%₩2.6B−57.4%−69.3%2.4%5.0%
SamyoungAug 13₩54B+61.9%₩7.2B+209.1%+19.5%13.3%7.0%
Samyang PackagingAug 14₩131B+9.5%₩17B+22.0%+3,652.4%13.0%11.6%
CP SystemAug 13₩6.8B+31.6%₩1.9B+166.0%+250.9%27.3%13.5%
StormtecAug 14₩21B+2.6%₩4.6B+10.3%+101.0%22.1%20.6%
Youngbo ChemicalAug 14₩32B+11.4%₩5.1B+7.5%+61.7%15.9%16.5%
TapexAug 13₩41B+13.6%₩3.2B+478.8%+72.8%7.8%1.5%
National PlasticAug 14₩115B+2.6%₩8B−18.4%+28.3%6.9%8.7%
Chin Yang IndustryAug 14₩24B−2.3%₩1.6B−36.9%−4.4%6.9%10.7%
KX HitechAug 14₩40B+20.2%₩7.3BTurned to profit−2.9%18.0%−0.2%
DRB IndustrialAug 14₩104B+16.1%₩7.5B+25.7%−3.4%7.3%6.7%
SY Dong-A—₩99B−3.5%₩2.2B−60.1%−50.9%2.2%5.4%
DRB HoldingAug 14₩219B+6.4%₩11B+156.0%+90.6%5.1%2.1%
Osung Advanced MaterialsAug 14₩11B−71.2%−₩2.4BTurned to lossTurned to loss−20.8%15.7%
Chinyang ChemicalAug 14₩5.3B−2.1%−₩190MBigger lossTurned to loss−3.6%−1.9%
WonpoongAug 14₩23B−2.5%₩2.4B+13.5%−26.9%10.0%8.6%
Chinyang Poly UrethaneAug 13₩15B+33.3%₩1.8B+292.5%+512.6%11.9%4.0%
Daejin Advanced MaterialsAug 14₩27B+119.2%−₩560MSmaller lossSmaller loss−2.1%−39.5%
NdfosAug 14₩11B−1.2%−₩1.5BBigger lossTurned to loss−13.9%−10.1%
DcksungAug 14₩33B−7.2%₩809M−63.0%−11.0%2.5%6.2%
Shinwha IntertekAug 13₩44B−18.9%₩2.8B−32.2%+382.2%6.3%7.5%
TKG AikangAug 14₩22B+12.7%−₩2.9BBigger lossSmaller loss−13.3%−10.9%
DK&DAug 13₩48B+41.3%₩5.2B+53.4%+139.4%10.8%9.9%
AssemsAug 14₩12B−16.1%₩2.2B−23.9%−8.5%18.2%20.0%
Bowon Chemical—₩14B—₩1B—+5.5%7.5%
Cubic KoreaAug 14₩54B−12.7%₩993M−72.1%−42.2%1.8%5.8%
WiscomAug 14₩31B+16.2%₩924MTurned to profitTurned to profit3.0%−1.2%
WatoscoreacoAug 14₩3.4B+2.1%−₩480MBigger lossSmaller loss−14.1%−12.9%
PakersAug 14₩13B−6.9%−₩644MTurned to lossBigger loss−4.8%5.8%
LskairobotAug 13₩10B+32.4%−₩1.1BBigger lossSmaller loss−11.1%−13.3%
S Polytech—₩20B+14.9%₩1.4BTurned to profit+319.7%6.9%−2.9%
StarflexAug 14₩25B−3.2%₩3B+388.6%+111.0%11.8%2.3%
SANGBOCo—₩10B−32.9%−₩2.6BBigger lossSmaller loss−25.2%−3.1%
Plumb FastAug 11₩7.2B+7.8%₩34M−22.5%Turned to profit0.5%0.7%
Serim B&GAug 14₩12B+5.8%₩393M+1,718.7%+3.4%3.2%0.2%
Sun&LAug 14₩59B−23.5%−₩1.1BSmaller lossSmaller loss−1.8%−3.8%
Daewon ChemicalAug 14₩35B+20.1%−₩370MTurned to lossTurned to loss−1.1%1.3%
Jinyoung—₩8.6B+7.2%₩79MTurned to profitTurned to profit0.9%−3.1%
NuvotecAug 14₩10B+7.4%₩179M−16.5%−40.1%1.7%2.2%
VesselAug 14₩5B+6.8%−₩617MSmaller lossBigger loss−12.3%−16.5%
YeSUN Tech—₩11B+18.9%₩10MTurned to profit−98.8%0.1%−7.9%

Single-quarter figures. Preliminary figures are the company's own early numbers and are replaced by the quarterly report when it's filed. Expected dates are around when each company reported a year ago.

Technical breadth

After the close on Oct 30, 2026
Above 20-day average
13.7%
Above 60-day average
19.6%
RSI above 70
5.9%
RSI below 30
21.6%
52-week highs
0
52-week lows
9

Index gauge · Short term

Bearish

0 bullish, 2 neutral, 7 bearish

Index gauge · Medium term

Bearish

0 bullish, 1 neutral, 7 bearish

Technical read

Across the 51 Rubber & plastics members, only 13.7% trade above their 20-day average and 19.6% above their 60-day average, showing weak breadth. Nine members sit at 52-week lows against none at highs, and the RSI readings are depressed, with 21.6% of members in oversold territory and only 5.9% in overbought territory. The equal-weighted member index is rated bearish on both short- and medium-term gauges, with an RSI of 36.3 and a price position below its cloud.

Written by AI from the indicator values above. Not advice.

Share of members, from each member's own indicators; the gauge reads an equal-weighted index of the members. Technical indicators describe past price and volume patterns. They are not predictions or recommendations.

Credit & macro

CompanyPriceDailyWeeklyMonthlyTraded valueMarket capNPS
₩56,8000.00%−5.49%−5.02%₩14B₩7T7.72%
Kumho Tire073240 · KOSPI
₩5,160−0.19%−1.71%−24.56%₩7.3B₩1.5T4.14%
Pum-Tech Korea251970 · KOSDAQ
₩64,200−1.38%−7.89%+1.90%₩6.4B₩796B1.37%
Dongwon Systems014820 · KOSPI
₩21,150+0.24%0.00%+1.20%₩606M₩613B3.09%
Nexen Tire002350 · KOSPI
₩5,850+3.54%+5.98%+3.72%₩1B₩571B2.08%
PI Advanced Materials178920 · KOSPI
₩14,710−3.98%−8.92%−20.79%₩951M₩432B3.09%
Nexen005720 · KOSPI
₩6,090+0.83%−0.49%+12.57%₩314M₩320B0.64%
Youlchon Chemical008730 · KOSPI
₩12,190−0.65%−5.43%−16.33%₩411M₩302B4.99%
LX Hausys108670 · KOSPI
₩28,3000.00%−6.75%−13.72%₩601M₩254B4.06%
Sang-A Frontec089980 · KOSDAQ
₩12,930−5.34%−3.07%−17.22%₩271M₩207B1.21%
Baiksan035150 · KOSPI
₩9,610−1.94%−5.23%−7.15%₩102M₩190B2.57%
Chinyang Holdings100250 · KOSPI
₩2,930+1.03%−6.39%−5.33%₩1.6B₩187B0.92%
MNTECHCo095500 · KOSDAQ
₩5,660−3.25%−4.87%−12.52%₩343M₩176B0.08%
Samyoung003720 · KOSPI
₩4,990−4.77%−4.04%−21.17%₩1.1B₩170B0.89%
Samyang Packaging272550 · KOSPI
₩9,520+0.53%−2.86%−3.25%₩83M₩143B0.94%
CP System413630 · KOSDAQ
₩3,115−2.20%−5.61%−23.09%₩516M₩114B—
Stormtec352090 · KOSDAQ
₩3,645−0.55%−1.75%−0.68%₩112M₩98B—
Youngbo Chemical014440 · KOSPI
₩4,695+0.21%−0.95%+0.21%₩134M₩94B0.04%
Tapex055490 · KOSPI
₩19,390−1.92%+2.11%+28.33%₩673M₩93B0.86%
National Plastic004250 · KOSPI
₩2,440−3.94%−9.12%−13.93%₩209M₩90B0.54%
Chin Yang Industry003780 · KOSPI
₩6,490+10.00%+18.21%+46.50%₩24B₩84B0.26%
KX Hitech052900 · KOSDAQ
₩1,001−4.76%−6.10%−12.04%₩649M₩77B—
DRB Industrial163560 · KOSPI
₩5,210−1.14%−1.51%−4.58%₩136M₩72B0.18%
SY Dong-A041930 · KOSDAQ
₩4,730−0.42%+6.29%−5.21%₩83M₩72B—
DRB Holding004840 · KOSPI
₩3,700−3.52%−4.15%−6.80%₩88M₩71B0.28%
Osung Advanced Materials052420 · KOSDAQ
₩7,170−2.71%−8.19%−25.16%₩108M₩70B—
Chinyang Chemical051630 · KOSPI
₩3,185+30.00%+34.96%+80.45%₩18B₩68B0.15%
Wonpoong008370 · KOSDAQ
₩5,410−0.37%+2.85%+6.08%₩36M₩65B—
Chinyang Poly Urethane010640 · KOSPI
₩3,050+13.59%+15.09%+38.64%₩7.7B₩51B0.04%
₩2,8250.00%0.00%0.00%₩0₩50B—
Ndfos238090 · KOSDAQ
₩1,602−0.80%+0.19%−12.17%₩13M₩49B—
Dcksung004830 · KOSPI
₩2,965−0.50%−8.20%−8.06%₩76M₩46B0.29%
Shinwha Intertek056700 · KOSDAQ
₩1,404−0.07%+0.29%−0.85%₩35M₩41B—
TKG Aikang022220 · KOSDAQ
₩7730.00%0.00%−8.52%₩0₩40B—
DK&D263020 · KOSDAQ
₩2,870+0.53%−2.55%−7.42%₩128M₩40B—
Assems136410 · KOSDAQ
₩3,270−1.21%−4.11%−11.38%₩17M₩36B—
Bowon Chemical0010F0 · KOSDAQ
₩2,975−13.27%+0.51%−6.00%₩2.4B₩33B—
Cubic Korea021650 · KOSDAQ
₩1,666−5.18%−7.29%−16.70%₩50M₩27B—
Wiscom024070 · KOSPI
₩1,696−5.30%−4.13%−14.52%₩9M₩26B0.02%
Watoscoreaco079000 · KOSDAQ
₩3,405−1.73%−4.08%−6.97%₩29M₩25B—
Pakers065690 · KOSDAQ
₩1,964+0.26%+1.50%+4.97%₩26M₩24B—
Lskairobot091970 · KOSDAQ
₩2,850−1.72%−2.40%−18.92%₩14M₩21B—
S Polytech050760 · KOSDAQ
₩1,188−0.34%−3.34%−0.83%₩55M₩19B0.50%
Starflex115570 · KOSDAQ
₩2,425−3.77%−0.61%−11.17%₩16M₩19B—
SANGBOCo027580 · KOSDAQ
₩1,600−4.19%−5.33%−14.02%₩22M₩19B—
Plumb Fast035200 · KOSDAQ
₩2,495−3.11%−0.20%−4.04%₩60M₩19B—
Serim B&G340440 · KOSDAQ
₩2,530−4.35%−16.23%−33.07%₩7.8M₩14B—
Sun&L002820 · KOSPI
₩1,040+2.56%−3.97%−13.62%₩42M₩13B—
Daewon Chemical024890 · KOSPI
₩1,462−1.55%−9.08%−15.59%₩24M₩12B0.05%
Jinyoung285800 · KOSDAQ
₩3,235−2.85%−16.41%−29.37%₩94M₩12B—
Nuvotec060260 · KOSDAQ
₩676+0.45%−15.39%−18.55%₩14M₩9B—
Vessel177350 · KOSDAQ
₩801−4.76%−22.38%−44.76%₩16M₩7.9B—
YeSUN Tech250930 · KOSDAQ
₩990−2.94%−12.00%+88.93%₩445M₩6.5B—

Source: KRX statistical information