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Rubber & plastics: companies

Daily −0.54%Weekly −5.22%Monthly −6.66%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 29, 2026 the group moved down 0.54% (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
−0.54%
As of
Oct 29, 2026
Largest members
Hankook Tire & Technology, Kumho Tire, Pum-Tech Korea

Earnings tracker · 1Q 2026

Past quarter

53 of 53 reportedOperating profit up vs a year ago: 30 of 52
Revenue+4.0%
Operating profit+30.9%
Net profit+33.3%

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 & TechnologyMay 15₩5.3T+7.1%₩507B+43.0%−7.3%9.5%7.1%
Kumho TireMay 14₩1.2T−3.2%₩147B+0.3%+1.0%12.6%12.1%
Pum-Tech KoreaMay 15₩92B0.0%₩13B−3.5%+55.6%14.1%14.6%
Dongwon SystemsMay 14₩338B+0.3%₩13B+3.9%+73.8%3.9%3.7%
Nexen TireMay 15₩838B+8.7%₩54B+33.1%+34.0%6.5%5.3%
PI Advanced MaterialsMay 14₩64B−0.1%₩14B+57.8%+111.8%21.9%13.9%
NexenMay 15₩937B+8.1%₩68B+38.3%+36.0%7.2%5.6%
Youlchon ChemicalMay 15₩127B−4.2%₩561M−94.5%Turned to profit0.4%7.7%
LX HausysMay 14₩815B+4.3%₩46B+549.7%Turned to profit5.6%0.9%
Sang-A FrontecMay 15₩48B+19.2%₩1.2B+7.7%−39.7%2.4%2.7%
BaiksanMay 12₩130B−3.1%₩13B−33.4%+70.5%9.7%14.2%
Chinyang HoldingsMay 15₩74B+4.4%₩2.3B+2.2%Turned to profit3.1%3.1%
MNTECHCoMay 15₩124B−26.2%₩8.5B−25.0%Turned to profit6.8%6.7%
SamyoungMay 14₩48B+54.5%₩6B+165.3%+27.1%12.4%7.2%
Samyang PackagingMay 15₩93B+1.4%₩454MTurned to profitTurned to profit0.5%−1.7%
CP SystemMay 15₩5.2B+5.0%₩534M+12.3%+31.7%10.2%9.6%
StormtecMay 15₩16B+8.6%₩2.3B+27.9%+3.9%14.0%11.9%
TapexMay 13₩39B+24.3%₩1.8BTurned to profit+48.0%4.8%−1.7%
Youngbo ChemicalMay 15₩28B+7.5%₩3.1B−8.6%−50.5%11.0%13.0%
National PlasticMay 15₩110B+10.2%₩6.2B+69.2%+141.4%5.7%3.7%
KX HitechMay 15₩36B+35.8%₩7.5B+351.3%+493.2%21.0%6.3%
Chin Yang IndustryMay 15₩22B−1.5%₩1.7B−20.9%+56.2%7.7%9.6%
DRB HoldingMay 15₩200B+8.3%₩5.9B+17.9%+143.0%2.9%2.7%
DRB IndustrialMay 15₩95B+9.1%₩7.8B+176.0%+10.0%8.2%3.2%
SY Dong-AMay 14₩95B−7.9%₩4.4B−24.9%+3,050.7%4.7%5.7%
Osung Advanced MaterialsMay 15₩11B−72.2%₩3.4B−59.6%−54.5%29.7%20.4%
WonpoongMay 15₩23B−2.0%₩3.2B+4.9%+594.4%13.8%12.9%
Chinyang ChemicalMay 15₩5.6B+10.5%₩117MTurned to profitTurned to profit2.1%−3.4%
Daejin Advanced MaterialsMay 15₩26B+30.1%−₩4.9BTurned to lossSmaller loss−18.6%7.1%
NdfosMay 15₩13B−12.6%₩1.3B−50.1%−18.3%9.9%17.4%
DcksungMay 15₩34B−11.0%₩910M−68.2%Turned to profit2.7%7.4%
Chinyang Poly UrethaneMay 15₩12B+5.8%₩290M−9.4%−33.8%2.3%2.7%
Shinwha IntertekMay 14₩49B−25.4%₩579M−86.9%Turned to profit1.2%6.7%
TKG AikangMay 15₩17B+51.6%−₩3.2BBigger lossSmaller loss−18.7%−18.3%
DK&DMay 13₩40B+18.5%₩2.2B+22.6%−43.6%5.5%5.3%
Bowon ChemicalMay 14₩15B—₩971M——6.5%
AssemsMay 15₩13B−20.9%₩2.4B−42.4%+129.9%18.3%25.1%
Cubic KoreaMay 15₩54B−9.9%₩1.7B−44.1%Turned to profit3.2%5.1%
WiscomMay 15₩28B+9.4%−₩1.2BBigger lossTurned to loss−4.4%−2.9%
WatoscoreacoMay 15₩3B−19.2%−₩834MBigger lossSmaller loss−27.6%−21.1%
PakersMay 15₩12B−13.0%−₩88MSmaller lossSmaller loss−0.7%−72.1%
LskairobotMay 15₩8.6B+0.7%−₩1.4BBigger lossTurned to loss−16.2%−13.0%
StarflexMay 15₩25B+6.8%₩1.4B+22.1%−16.5%5.7%5.0%
SANGBOCoMay 14₩8.9B−26.8%−₩3.4BBigger lossSmaller loss−38.1%−13.8%
Plumb FastMay 15₩5.2B−21.3%−₩331MTurned to lossSmaller loss−6.4%1.1%
S PolytechMay 15₩18B+11.1%₩327MTurned to profitTurned to profit1.9%−12.1%
Serim B&GMay 15₩13B+6.9%₩380M+107.6%Turned to profit2.9%1.5%
Daewon ChemicalMay 15₩35B−1.0%₩493M+23.2%Turned to profit1.4%1.1%
Sun&LMay 15₩51B−28.7%−₩2.8BBigger lossSmaller loss−5.5%−2.8%
JinyoungMay 15₩8.5B+15.8%−₩90MSmaller lossSmaller loss−1.1%−14.1%
NuvotecMay 13₩11B−3.7%₩299M+34.0%−79.6%2.6%1.9%
VesselMay 15₩3.9B−5.6%−₩136MSmaller lossSmaller loss−3.5%−27.8%
YeSUN TechMay 15₩11B+3.8%₩830MTurned to profit+205.2%7.9%−4.7%

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 29, 2026
Above 20-day average
15.7%
Above 60-day average
23.5%
RSI above 70
2%
RSI below 30
15.7%
52-week highs
0
52-week lows
3

Index gauge · Short term

Bearish

1 bullish, 1 neutral, 7 bearish

Index gauge · Medium term

Bearish

0 bullish, 1 neutral, 7 bearish

Technical read

Across the 51 Rubber & plastics members, only 15.7% are trading above their 20-day average and 23.5% above their 60-day average. Three members sit at 52-week lows, none at 52-week highs, with 15.7% of the group showing RSI in the oversold range and 2 members at overbought RSI extremes. The equal-weighted index gauge reads bearish on both the short and medium horizons, with an RSI of 38 and the index positioned 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%−7.79%−5.18%₩17B₩7T7.72%
Kumho Tire073240 · KOSPI
₩5,170−0.39%−4.26%−24.08%₩8.3B₩1.5T4.14%
Pum-Tech Korea251970 · KOSDAQ
₩65,100−1.36%−6.73%+5.85%₩4.8B₩807B1.37%
Dongwon Systems014820 · KOSPI
₩21,100−0.71%−0.71%−1.17%₩558M₩612B3.09%
Nexen Tire002350 · KOSPI
₩5,650+1.80%0.00%−2.08%₩494M₩552B2.08%
PI Advanced Materials178920 · KOSPI
₩15,320−3.04%−7.66%−19.33%₩791M₩450B3.09%
Nexen005720 · KOSPI
₩6,0400.00%−2.58%+10.02%₩360M₩317B0.64%
Youlchon Chemical008730 · KOSPI
₩12,270−4.51%−8.02%−16.53%₩636M₩304B4.99%
LX Hausys108670 · KOSPI
₩28,300−3.25%−7.82%−15.14%₩788M₩254B4.06%
Sang-A Frontec089980 · KOSDAQ
₩13,660−2.36%−0.51%−14.52%₩208M₩218B1.21%
Baiksan035150 · KOSPI
₩9,800−1.61%−4.39%−5.31%₩43M₩194B2.57%
Chinyang Holdings100250 · KOSPI
₩2,900−0.51%−3.97%−6.45%₩1.2B₩185B0.92%
MNTECHCo095500 · KOSDAQ
₩5,850−3.15%−4.41%−10.28%₩406M₩181B0.08%
Samyoung003720 · KOSPI
₩5,240−2.42%−1.87%−18.25%₩726M₩178B0.89%
Samyang Packaging272550 · KOSPI
₩9,470−2.17%−4.34%−3.47%₩249M₩143B0.94%
CP System413630 · KOSDAQ
₩3,185−6.60%−4.50%−24.08%₩1B₩116B—
Stormtec352090 · KOSDAQ
₩3,665−0.68%−0.95%+1.10%₩76M₩98B—
Tapex055490 · KOSPI
₩19,770−4.03%+3.40%+32.06%₩764M₩95B0.86%
Youngbo Chemical014440 · KOSPI
₩4,685−0.32%−0.64%−0.32%₩106M₩94B0.04%
National Plastic004250 · KOSPI
₩2,540−2.31%−8.30%−10.88%₩73M₩93B0.54%
KX Hitech052900 · KOSDAQ
₩1,051−3.93%−3.31%−7.81%₩568M₩81B—
Chin Yang Industry003780 · KOSPI
₩5,900+4.98%+39.48%+34.55%₩17B₩77B0.26%
DRB Holding004840 · KOSPI
₩3,835+0.39%−0.78%−2.04%₩63M₩74B0.28%
DRB Industrial163560 · KOSPI
₩5,2700.00%−1.31%−3.83%₩223M₩73B0.18%
SY Dong-A041930 · KOSDAQ
₩4,750−0.11%+5.20%−5.00%₩95M₩72B—
Osung Advanced Materials052420 · KOSDAQ
₩7,370−0.81%−10.67%−25.40%₩169M₩72B—
Wonpoong008370 · KOSDAQ
₩5,430+1.69%+1.50%0.00%₩92M₩65B—
Chinyang Chemical051630 · KOSPI
₩2,450+15.84%+34.76%+35.58%₩8.7B₩52B0.15%
₩2,8250.00%0.00%0.00%₩0₩50B—
Ndfos238090 · KOSDAQ
₩1,615−2.36%+0.69%−13.82%₩6.8M₩49B—
Dcksung004830 · KOSPI
₩2,980−4.79%−11.57%−9.42%₩196M₩47B0.29%
Chinyang Poly Urethane010640 · KOSPI
₩2,685+11.64%+29.09%+25.17%₩6.3B₩45B0.04%
Shinwha Intertek056700 · KOSDAQ
₩1,405−0.14%+1.08%−0.92%₩10M₩41B—
TKG Aikang022220 · KOSDAQ
₩7730.00%0.00%−7.43%₩0₩40B—
DK&D263020 · KOSDAQ
₩2,855−1.89%−3.87%−8.64%₩231M₩40B—
Bowon Chemical0010F0 · KOSDAQ
₩3,430+0.29%+6.85%+17.06%₩23B₩38B—
Assems136410 · KOSDAQ
₩3,310+0.15%−4.06%−10.05%₩21M₩36B—
Cubic Korea021650 · KOSDAQ
₩1,757−1.73%−3.94%−11.04%₩16M₩29B—
Wiscom024070 · KOSPI
₩1,791+1.24%+1.24%−10.36%₩22M₩27B0.02%
Watoscoreaco079000 · KOSDAQ
₩3,465−1.70%−2.53%−6.60%₩30M₩25B—
Pakers065690 · KOSDAQ
₩1,9590.00%+1.56%+4.76%₩26M₩24B—
Lskairobot091970 · KOSDAQ
₩2,900−0.68%−0.68%−20.11%₩36M₩22B—
Starflex115570 · KOSDAQ
₩2,520−4.18%+2.44%−8.20%₩23M₩20B—
SANGBOCo027580 · KOSDAQ
₩1,670−0.95%−0.89%−8.99%₩13M₩20B—
Plumb Fast035200 · KOSDAQ
₩2,575−0.58%+4.25%−4.45%₩51M₩20B—
S Polytech050760 · KOSDAQ
₩1,192−1.41%−3.87%+0.76%₩40M₩19B0.50%
Serim B&G340440 · KOSDAQ
₩2,645−1.67%−14.40%−30.03%₩24M₩15B—
Daewon Chemical024890 · KOSPI
₩1,485−2.81%−9.17%−14.06%₩51M₩12B0.05%
Sun&L002820 · KOSPI
₩1,014−9.38%−11.98%−16.95%₩39M₩12B—
Jinyoung285800 · KOSDAQ
₩3,330−7.50%−13.28%−26.00%₩79M₩12B—
Nuvotec060260 · KOSDAQ
₩673−5.87%−17.63%−18.82%₩32M₩9B—
Vessel177350 · KOSDAQ
₩841−6.14%−16.57%−44.23%₩41M₩8.3B—
YeSUN Tech250930 · KOSDAQ
₩1,020−4.67%−15.00%+36.36%₩268M₩6.7B—

Source: KRX statistical information