Tech and Construction Stocks Lead Gains Amid Broad Market Decline

The KOSPI slipped 0.90% to 6,850.33 and the KOSDAQ fell 0.66% to 832.09, reflecting a generally bearish opening. The won weakened to 1,384.61 per dollar, yet a handful of sector‑specific winners stood out.

SamsungElectroMechanics (009150) +3.54%

SamsungElectroMechanics chart

Price now₩1,433,000
Prev close₩1,385,000
Change+3.47%
Mkt cap₩107.0T
P/E157.49
P/B11.35
EPS₩9,099
ROE10.60%
Debt ratio57.34%
52W range₩158,000–2,417,000

Analyst consensus — 20 ratings, last 180 days · avg target ₩2,299,000

Buy20
Hold0
Sell0

Samsung Electro-Mechanics rallied 3.54% as AI‑related component sales surged, lifting operating profit by 107% year‑on‑year and stoking investor optimism [3]. A "Nvidia tailwind" further buoyed the stock, contributing a 4.06% lift in the session [5]. Intraday price data showed a 1.73% rise to 1,353,000 KRW on August 27 [1]. The company’s high valuation (P/E 157.49, P/B 11.35) underscores the growth‑focused sentiment despite the broader market weakness.

KUMHOE&C (002990) +7.00%

KUMHOE&C chart

Price now₩16,190
Prev close₩15,150
Change+6.86%
Mkt cap₩603B
P/E9.44
P/B2.37
EPS₩1,715
ROE30.01%
Debt ratio405.51%
52W range₩3,200–19,380

KUMHOE&C surged 7.00% on strong construction‑sector optimism that spurred buying pressure during the session [7]. However, the same day saw heightened institutional selling and profit‑taking, which pushed the stock down in the 3% range by market close [10]. The net effect left the stock firmly in the green despite the overall market slide. With a modest P/E of 9.44 and a robust ROE of 30.01%, the move reflects sector‑specific dynamics rather than broader market trends.

SamwhaCapacitor (001820) +5.45%

SamwhaCapacitor chart

Price now₩114,400
Prev close₩108,300
Change+5.63%
Mkt cap₩1.2T
P/E94.86
P/B4.28
EPS₩1,206
ROE6.86%
Debt ratio23.03%
52W range₩25,000–196,800

Samwha Capacitor climbed 5.45% driven by multiple catalysts: MLCC price hikes and expanding demand from electric‑vehicle and AI server applications lifted earnings expectations [13][15][17]. Analysts also highlighted a shortage of generic MLCCs, which should further improve profitability [16]. Although the stock slipped 1.39% intraday on August 27, the overall upward momentum reflects the convergence of pricing power and supply‑side constraints supporting the sector.

APR (278470) +3.86%

APR chart

Price now₩451,000
Prev close₩434,500
Change+3.80%
Mkt cap₩16.9T
P/E58.54
P/B37.87
EPS₩7,704
ROE81.84%
Debt ratio70.07%
52W range₩204,000–473,000

Analyst consensus — 19 ratings, last 180 days · avg target ₩532,632

Buy19
Hold0
Sell0

APR advanced 3.86% as investors grew more optimistic about upcoming earnings and the broader cosmetics sector’s strength, labeling it a "hot stock" [24]. Despite speculation about a large secondary offering of roughly 12.35 million shares, the price continued to rise, indicating that market sentiment remains positive [19]. The company’s high profitability metrics (P/E 58.54, ROE 81.84%) reinforce the bullish outlook amid sector‑wide rally.

Sources

  1. 삼성전기 주가, 8월 27일 장중 1,353,000원 1.73% 상승 — 톱스타뉴스 · 2026-08-27
  2. [삼성전기 주가전망] 오늘은 좀 충격이네요!! 반드시 "이렇게"!! Neymar (1P3ceDTJpu) — Mshale · 2026-08-27
  3. 삼성전기 주가, 영업이익 107% 증가를 만든 AI 부품 — EBC Financial Group · 2026-08-24
  4. 삼성전기 주가 상승 중 — 아시아뉴스통신 · 2026-08-27
  5. [특징주] 삼성전기 4.06%상승, 엔비디아 훈풍에 138만4000원 — theconnectmoney.com · 2026-08-27
  6. 삼성전기 주가, 8월 25일 장중 1,270,000원 3.64% 하락 — 톱스타뉴스 · 2026-08-25
  7. [특징주] 건설업종 기대감 속 금호건설 주가 장중 상승세 : 한국증시 — 재경일보 · 2026-08-24
  8. 금호건설 주가, 8월 26일 장중 15,540원 1.04% 상승 — 톱스타뉴스 · 2026-08-26
  9. 금호건설 주가, 8월 25일 장중 14,860원 보합 — 톱스타뉴스 · 2026-08-25
  10. 금호건설, 기관 매도세와 차익 실현에 3%대 하락 마감 : 한국증시 — 재경일보 · 2026-08-27
  11. 금호건설 주가, 8월 27일 장중 15,090원 3.82% 하락 — 톱스타뉴스 · 2026-08-27
  12. 금호건설우 투자분석 2026. 08. 26 — 주달 · 2026-08-26
  13. 삼화콘덴서 주가 다시 뛸까, MLCC 가격 인상과 전기차 성장 수혜 이어진다 — 비즈니스포스트 · 2026-08-25
  14. 삼화콘덴서 주가, 8월 24일 92,400원 변동성 보인 후 상승 마감 — 톱스타뉴스 · 2026-08-24
  15. [서치 e종목] 삼화콘덴서, MLCC 수요 급증 따른 판가 인상으로 실적 개선 가속? — 데일리인베스트 · 2026-08-24
  16. 삼화콘덴서, 범용 MLCC 부족 수혜 전망에 주가↑ — gukjenews.com · 2026-08-24
  17. 삼화콘덴서 10만6100원, 14.83% 급등…AI 서버용 MLCC ‘낙수효과’ 부각 — 잡포스트 · 2026-08-25
  18. 삼화콘덴서 주가, 8월 27일 장중 106,300원 1.39% 하락 — 톱스타뉴스 · 2026-08-27
  19. 1235만주 쏟아질 수 있는데… 에이피알 주가는 왜 오르나 - 조선비즈 — Chosunbiz · 2026-08-26
  20. 에이피알 주가, 8월 24일 장중 404,000원 4.94% 상승 — 톱스타뉴스 · 2026-08-24
  21. 에이피알 주가 1,500원 상승후 장마감 — 아시아뉴스통신 · 2026-08-26
  22. 에이피알 주가, 8월 25일 장중 425,250원 3.85% 상승 — 톱스타뉴스 · 2026-08-25
  23. 에이피알 주가 상승 중 — 아시아뉴스통신 · 2026-08-26
  24. 에이피알 6% 상승…'실적 기대' 화장품주 일제히 강세[핫종목] — v.daum.net · 2026-08-24

This is market commentary, not investment advice.