Building materials: companies

Daily −1.17%Weekly −1.85%Monthly −10.83%36 companies · ₩8.9T

Korean Building materials stocks: sector overview

The Building materials sector has 36 companies listed on KOSPI and KOSDAQ, worth ₩8.9T in total. On Oct 29, 2026 the group moved down 1.17% (weighted by market value); the largest members are Tokai Carbon Korea, Hanilcementco, Wonik QnC.

Stocks: 36
Total market value: ₩8.9T
Day's move: −1.17%
As of: Oct 29, 2026
Largest members: Tokai Carbon Korea, Hanilcementco, Wonik QnC

Earnings tracker · 1Q 2026

Past quarter

35 of 36 reportedOperating profit up vs a year ago: 26 of 35

Revenue+7.5%

Operating profit+137.6%

Net profit+2,604.9%

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

Company	Reported	Revenue	vs a year ago	Operating profit	vs a year ago	vs last quarter	Op. margin
Tokai Carbon Korea	May 15	₩95B	+21.7%	₩29B	+21.6%	+54.1%	29.9%30.0%
Hanilcementco	May 15	₩293B	−1.7%	₩17B	+0.4%	−3.2%	5.8%5.7%
Wonik QnC	May 15	₩256B	+10.7%	₩22B	+14.6%	+18.5%	8.5%8.2%
Sampyo Cement	May 15	₩167B	+10.0%	₩10B	+375.5%	−69.8%	6.0%1.4%
Hanil Holdings	May 15	₩396B	−3.6%	₩12B	−2.0%	−12.5%	3.1%3.1%
IS Dongseo	May 13	₩437B	+46.1%	₩118B	+265.0%	Turned to profit	27.0%10.8%
KCC Glass	May 15	₩467B	+4.0%	−₩10B	Bigger loss	Smaller loss	−2.2%−1.3%
Asia Cement	May 15	₩241B	+9.1%	₩11B	+14.0%	+50.8%	4.7%4.5%
Eugene	May 15	₩335B	+18.4%	₩12B	Turned to profit	−48.6%	3.5%−3.2%
CR Holdings	May 14	₩206B	+1.2%	₩10B	+52.1%	Turned to profit	5.0%3.3%
Sungshin Cement	May 15	₩285B	+24.7%	₩792M	Turned to profit	−94.7%	0.3%−2.7%
Seo San	May 15	₩11B	+46.1%	₩308M	Turned to profit	Turned to profit	2.7%−25.3%
SG	May 15	₩9B	−37.3%	−₩6B	Bigger loss	Turned to loss	−67.4%−17.0%
Korea Petroleum Industries	May 15	₩171B	+7.9%	₩4.1B	+603.0%	+29.8%	2.4%0.4%
Chosun Refractories	May 13	₩132B	+0.8%	₩9B	+54.3%	+293.5%	6.8%4.4%
Tongyang	May 15	₩125B	−19.8%	−₩8.7B	Bigger loss	Bigger loss	−7.0%−3.8%
Taekyung BK	May 15	₩103B	+48.5%	₩11B	+50.8%	+15.1%	10.5%10.3%
HC BoKwang Industry	May 15	₩7.9B	−4.6%	−₩1.5B	Smaller loss	Smaller loss	−19.3%−20.4%
Byuksan	May 15	₩139B	+3.3%	₩4.7B	+175.1%	−24.9%	3.4%1.3%
Kangdong C&L	May 15	₩13B	+8.6%	−₩786M	Smaller loss	Turned to loss	−6.3%−7.1%
Daelim Bath	May 15	₩76B	+2.2%	₩5.6B	+38.3%	+112.3%	7.4%5.4%
Cheil Grinding Wheel IND	May 15	₩20B	+2.8%	₩1.5B	+66.1%	+69.7%	7.9%4.9%
Korea Refractories	May 15	₩88B	−15.3%	−₩310M	Smaller loss	Turned to loss	−0.4%−1.3%
Samil C&S	May 15	₩40B	−30.4%	₩1.3B	Turned to profit	−61.8%	3.3%−2.3%
Smcg	May 6	₩15B	+14.2%	₩1.4B	+35.5%	+21.4%	9.0%7.6%
Tongyang Pile	May 15	₩16B	+31.7%	₩1B	Turned to profit	+117.6%	6.4%−22.0%
Cenotec	May 8	₩10B	+40.0%	₩554M	+253.1%	−58.0%	5.3%2.1%
Busan Industrial	May 15	₩23B	−24.6%	₩497M	−24.3%	Turned to profit	2.1%2.1%
Union	May 15	₩45B	−10.3%	−₩711M	Turned to loss	Turned to loss	−1.6%2.1%
Natureand Environment	May 15	₩8.1B	−27.0%	₩161M	−46.2%	Turned to profit	2.0%2.7%
Union Materials	May 15	₩25B	−9.8%	₩1.1B	−22.6%	−70.7%	4.2%5.0%
Mohenz	May 15	₩18B	+11.4%	−₩747M	Smaller loss	Smaller loss	−4.2%−8.6%
Tway Holdings Incorporation	May 15	₩1.1B	−0.4%	−₩329M	Smaller loss	Smaller loss	−30.2%−131.9%
Dongkuk Refractories & Steel	May 15	₩28B	+3.4%	₩565M	+37.3%	+238.6%	2.0%1.5%
KUK Young G M	May 15	₩11B	−19.3%	−₩1.8B	Turned to loss	Turned to loss	−16.0%1.3%
Kumbi	Not yet

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: 11.4%
Above 60-day average: 14.3%
RSI above 70: 2.9%
RSI below 30: 14.3%
52-week highs: 0
52-week lows: 8

Index gauge · Short term

Bearish

1 bullish, 1 neutral, 7 bearish

Index gauge · Medium term

Bearish

0 bullish, 1 neutral, 7 bearish

Technical read

The building materials group covers 35 Korean members, and the technical picture is weak, with only 11.4% trading above their 20-day averages and 14.3% above their 60-day averages. No member is at a 52-week high, while 8 are at 52-week lows. Oversold readings are widespread, with 14.3% of members showing an RSI low extreme and 2.9% an RSI high extreme. The equal-weighted index gauge is bearish on both short and medium horizons, with an RSI of 34.9 and the index sitting 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

MaturitiesOct 22, 202675Dongwha Enterprise: ₩60bn of bonds due in the next 6 months vs ₩43bn cash₩60bn due within 12 months, from the bond filings so far; cash and cash equivalents as of 2026 H1.Dongwha Enterprise Eugene Investment & Securities Tongyang Eugene YTN

Market cap Value traded Gainers Losers NPS stake

NPS owns > 5%

Company	Price	Daily	Weekly	Monthly	Traded value	Market cap	NPS
Tokai Carbon Korea064760 · KOSDAQ	₩213,000	−3.18%	−1.84%	−23.93%	₩13B	₩2.4T	6.25%
Hanilcementco300720 · KOSPI	₩16,600	+0.61%	−2.47%	+1.34%	₩1.2B	₩1.2T	5.26%
Wonik QnC074600 · KOSDAQ	₩26,950	−0.92%	+1.70%	−5.77%	₩3.3B	₩708B	5.39%
Sampyo Cement038500 · KOSDAQ	₩5,620	−2.09%	−1.23%	−16.12%	₩3.4B	₩606B	0.03%
Hanil Holdings003300 · KOSPI	₩17,010	+1.86%	−0.82%	−3.52%	₩243M	₩524B	1.09%
IS Dongseo010780 · KOSPI	₩13,920	−1.76%	−3.33%	−6.95%	₩722M	₩414B	3.99%
KCC Glass344820 · KOSPI	₩21,700	−0.46%	−3.13%	−9.77%	₩176M	₩347B	4.03%
Asia Cement183190 · KOSPI	₩8,970	−0.99%	−4.37%	−14.41%	₩274M	₩323B	2.39%
Eugene023410 · KOSDAQ	₩3,175	0.00%	+2.42%	−2.16%	₩404M	₩245B	0.52%
CR Holdings000480 · KOSPI	₩4,140	−0.72%	−5.05%	−3.72%	₩51M	₩194B	0.47%
Sungshin Cement004980 · KOSPI	₩7,340	−1.74%	−4.05%	−12.10%	₩214M	₩180B	0.88%
Seo San079650 · KOSDAQ	₩7,900	+6.04%	+11.74%	+20.61%	₩119B	₩158B	—
SG255220 · KOSDAQ	₩1,004	−3.28%	−2.90%	−11.93%	₩1.2B	₩151B	—
Korea Petroleum Industries004090 · KOSPI	₩11,040	−1.52%	−3.41%	−6.12%	₩644M	₩140B	0.58%
Chosun Refractories462520 · KOSPI	₩11,030	+0.18%	−2.39%	−13.15%	₩135M	₩131B	0.64%
Tongyang001520 · KOSPI	₩979	−1.90%	−3.64%	−15.09%	₩267M	₩105B	0.66%
Taekyung BK014580 · KOSPI	₩3,600	−0.69%	−2.44%	−5.51%	₩84M	₩99B	1.39%
HC BoKwang Industry225530 · KOSDAQ	₩2,355	+5.61%	+0.43%	+12.14%	₩1.4B	₩86B	—
Byuksan007210 · KOSPI	₩1,289	−1.45%	−6.19%	−10.05%	₩422M	₩84B	1.23%
Kangdong C&L198440 · KOSDAQ	₩1,244	−3.72%	−5.54%	−25.37%	₩2.3B	₩76B	—
Daelim Bath005750 · KOSPI	₩4,095	+0.24%	−2.96%	−5.21%	₩115M	₩68B	—
Cheil Grinding Wheel IND001560 · KOSPI	₩8,710	0.00%	−0.46%	−3.01%	₩17M	₩66B	0.15%
Korea Refractories010040 · KOSPI	₩1,530	+0.99%	−3.65%	−4.43%	₩34M	₩63B	0.26%
Samil C&S004440 · KOSPI	₩4,595	−4.17%	−10.60%	−16.00%	₩109M	₩59B	0.36%
Smcg460870 · KOSDAQ	₩2,790	−5.90%	−17.58%	−7.31%	₩258M	₩56B	1.48%
Tongyang Pile228340 · KOSDAQ	₩2,695	−3.06%	−6.26%	−28.51%	₩3B	₩54B	—
Cenotec222420 · KOSDAQ	₩996	−3.02%	−2.26%	+9.45%	₩101M	₩48B	—
Busan Industrial011390 · KOSPI	₩40,150	−3.25%	−3.37%	−16.18%	₩72M	₩42B	0.20%
Union000910 · KOSPI	₩2,570	−3.20%	−6.55%	−12.88%	₩45M	₩40B	0.03%
Kumbi008870 · KOSPI	₩38,050	+0.26%	−3.43%	−4.64%	₩12M	₩38B	0.08%
Natureand Environment043910 · KOSDAQ	₩2,830	−2.41%	−4.71%	−11.29%	₩74M	₩32B	—
Union Materials047400 · KOSPI	₩746	0.00%	−0.67%	−21.06%	₩0	₩31B	0.16%
Mohenz006920 · KOSDAQ	₩2,735	+0.18%	−4.04%	−9.88%	₩135M	₩30B	—
Tway Holdings Incorporation004870 · KOSPI	₩1,230	+6.03%	+18.84%	+27.86%	₩295M	₩28B	0.07%
Dongkuk Refractories & Steel075970 · KOSDAQ	₩1,496	−2.29%	−6.03%	−10.47%	₩19M	₩28B	—
KUK Young G M006050 · KOSDAQ	₩2,695	−3.06%	−16.30%	−20.85%	₩47M	₩9.4B	—

Source: KRX statistical information

Korean Building materials stocks: sector overview

Key facts

Technical breadth

Credit & macro