357550 석경에이티

기본 정보

• 섹터: KOSDAQ:제조
• 시가총액: 2,124억원 (2026-06-30 기준)
• 첫 등장: 2026-06-29 (누적 1일)
• 태그: 매크로/IT소프트웨어 · 매크로/바이오헬스 · 매크로/반도체AI · 매크로/소재화학 · 나노소재 · 바이오헬스케어 · 5G · 6G · 실리카 · 코팅소재 · 반도체소재
• 네이버 금융: 🔗

기업개요

• 동사는 2000년 설립된 기능성 나노소재 전문기업으로, 2020년 기술특례상장을 통해 코스닥 시장에 상장함.
• 경기도 안산 본사 및 제1공장, 전남 영암 제2공장, 전북 김제 제3공장 등 총 3개의 생산거점을 운영하며, 일본법인(SG JAPAN)을 통해 해외 시장 대응 체계를 구축하고 있음.
• 바이오헬스케어, 전기전자, 코팅, 5G/6G 기판 소재 등 4개 사업부문을 영위하고 있음.

출처: 네이버증권 종목분석 (WiseReport)

일자별 등장 (최신 위, 누적)

일자	전일 종가	종가	등락률	시간외	vol	색깔	smart	외	연	금투	투	개	그외
2026-08-14	34,900	35,250	🔴 +1.00%	-0.15%p	×0.3	🟡 금투	-0.0억	-0.0	+0.0	+0.1	+0.0	-0.0	+0.0
2026-08-13	34,750	34,900	🔴 +0.43%	-0.86%p	×0.4	🟡 금투	+0.0억	+0.0	+0.0	+0.1	+0.0	-0.1	+0.0
2026-08-12	35,400	34,750	🔵 -1.84%	-0.71%p	×0.4	🔻 개인	-0.7억	-0.7	+0.0	-0.2	+0.0	+0.8	+0.0
2026-08-11	35,000	35,400	🔴 +1.14%	-0.86%p	×0.8	🟢 외인	+0.0억	+0.0	+0.0	-0.0	+0.0	+0.0	+0.0
2026-08-10	33,150	35,000	🔴 +5.58%	-0.30%p	×1.1	🟢 외인	+0.5억	+0.5	+0.0	-0.0	+0.0	-0.5	+0.0
2026-08-07	33,050	33,150	🔴 +0.30%	-0.91%p	×0.7	🟡 금투	-0.2억	-0.2	+0.0	+0.4	+0.0	-0.1	+0.0
2026-08-06	33,650	33,050	🔵 -1.78%	+0.75%p	×1.3	🟢 외인	+0.2억	+0.2	+0.0	+0.0	+0.0	-0.2	+0.0
2026-08-05	33,400	33,650	🔴 +0.75%	-1.05%p	×0.9	🟢 외인	+0.4억	+0.4	+0.0	+0.1	+0.0	-0.6	+0.0
2026-08-04	33,250	33,400	🔴 +0.45%	+1.20%p	×1.3	🟢 외인	+1.3억	+1.3	+0.0	+0.2	+0.0	-1.6	+0.1
2026-08-03	33,950	33,250	🔵 -2.06%	-0.44%p	×1.2	🟡 금투	-0.1억	-0.1	+0.0	+1.0	+0.0	-0.9	+0.0
2026-07-31	31,000	33,950	➖ 🔴 +9.52%	-1.61%p	×1.0	🟢 외인	+1.0억	+1.0	+0.0	+0.3	+0.0	-1.3	+0.0
2026-07-30	30,000	31,000	🔴 +3.33%	-2.17%p	×1.3	🟢 외인	+1.2억	+1.2	+0.0	+0.2	+0.0	-1.4	+0.0
2026-07-29	32,800	30,000	🔵 -8.54%	-1.53%p	×2.6	🟢 외인	+1.3억	+1.3	+0.0	-0.2	+0.0	-1.2	+0.1
2026-07-28	35,800	32,800	🔵 -8.38%	-1.82%p	×1.1	🟡 금투	-0.6억	-0.6	+0.0	+0.2	+0.0	+0.2	+0.1
2026-07-27	35,100	35,800	🔴 +1.99%	+0.00%p	×0.5	🟢 외인	+0.2억	+0.2	+0.0	+0.1	+0.0	-0.3	+0.0
2026-07-24	35,950	35,100	🔵 -2.36%	-0.27%p	×0.7	🟡 금투	-0.6억	-0.6	+0.0	+0.6	+0.0	-0.0	+0.1
2026-07-23	34,050	35,950	🔴 +5.58%	-0.88%p	×0.7	🟢 외인	+1.1억	+1.1	+0.0	+0.1	+0.0	-1.2	+0.0
2026-07-22	34,700	34,050	🔵 -1.87%	-1.44%p	×0.6	🟢 외인	+0.2억	+0.2	+0.0	+0.2	+0.0	-0.3	-0.0
2026-07-21	34,600	34,700	🔴 +0.29%	-0.29%p	×0.8	🟢 외인	+0.3억	+0.3	+0.0	+0.1	+0.0	-0.6	+0.1
2026-07-20	36,150	34,600	🔵 -4.29%	-0.69%p	×0.9	🟢 외인	+0.3억	+0.3	+0.0	+0.2	+0.0	-0.6	+0.1
2026-07-16	36,900	36,150	🔵 -2.03%	-2.30%p	×0.7	🟡 금투	-0.0억	-0.0	+0.0	+0.1	+0.0	-0.1	-0.0
2026-07-15	35,600	36,900	🔴 +3.65%	-1.27%p	×0.6	🟢 외인	+0.2억	+0.2	+0.0	+0.1	+0.0	-0.4	+0.0
2026-07-14	36,300	35,600	🔵 -1.93%	-0.69%p	×1.6	🟢 외인	+1.0억	+1.0	+0.0	-0.2	+0.0	-1.0	+0.2
2026-07-13	37,050	36,300	🔵 -2.02%	-1.75%p	×0.8	🟡 금투	+0.3억	+0.3	+0.0	+0.5	+0.0	-0.8	+0.0
2026-07-10	34,250	37,050	🔴 +8.18%	-1.31%p	×1.0	🟡 금투	-0.1억	-0.1	+0.0	+0.3	+0.0	-0.3	+0.0
2026-07-09	34,400	34,250	🔵 -0.44%	-1.75%p	×1.2	🟢 외인	+0.8억	+0.8	+0.0	-0.1	+0.0	-0.7	+0.1
2026-07-08	37,200	34,400	🔵 -7.53%	-1.62%p	×1.5	🟡 금투	+0.1억	+0.1	+0.0	+0.5	+0.0	-0.7	+0.1
2026-07-07	36,700	37,200	🔴 +1.36%	+0.00%p	×0.6	🟢 외인	+0.2억	+0.2	+0.0	-0.0	+0.0	-0.2	+0.0
2026-07-06	38,950	36,700	🔵 -5.78%	-0.65%p	×0.9	🟢 외인	+0.3억	+0.3	+0.0	+0.1	+0.0	-0.5	+0.1
2026-07-03	37,000	38,950	🔴 +3.18%	+0.48%p	×0.9	🔻 개인	-0.2억	-0.2	+0.0	+0.0	+0.0	+0.1	+0.1
2026-07-02	39,350	37,000	🔵 -5.97%	-1.90%p	×1.8	⚫ 그외	-0.1억	-0.1	+0.0	+0.0	+0.0	-0.5	+0.5
2026-07-01	38,700	39,350	🔴 +1.68%	-1.68%p	×1.1	🟢 외인	+1.0억	+0.5	+0.0	+0.4	+0.5	-1.4	+0.0
2026-06-30	39,900	38,700	🔵 -3.01%	-0.63%p	×0.4	🔻 개인	-0.4억	-0.4	+0.0	-0.1	+0.0	+0.3	+0.1
2026-06-29	34,650	39,900	🔴 +15.15%	-1.01%p	×1.5	🟢 외인	+1.7억	+1.7	+0.0	-0.4	+0.0	-1.3	+0.0
2026-06-26	38,500	34,650	🔵 -10.00%	-1.43%p	×1.8	🟢 외인	+1.3억	+1.3	+0.0	-0.0	+0.0	-1.5	+0.2
2026-06-25	39,100	38,500	🔵 -1.53%	+0.52%p	×1.6	🟢 외인	+0.9억	+0.9	+0.0	+0.3	+0.0	-1.3	+0.1
2026-06-24	38,250	39,100	🔴 +2.22%	-0.53%p	×1.0	🟢 외인	+0.4억	+0.4	+0.0	+0.0	+0.0	-0.6	+0.1
2026-06-23	41,200	38,250	🔵 -7.16%	-4.98%p	×1.1	🔻 개인	-0.5억	-0.5	+0.0	+0.1	+0.2	+0.2
2026-06-22	42,000	41,200	🔵 -1.90%	-1.54%p	×0.7	🟢 외인	+0.4억	+0.4	+0.0	+0.1	-0.6	+0.1
2026-06-19	42,800	42,000	🔵 -1.87%	-1.52%p	×0.8	🟢 외인	+0.6억	+0.6	+0.0	+0.1	-0.8	+0.1
2026-06-18	44,200	42,800	🔵 -3.17%	-1.13%p	×0.6	⚫ 그외	-0.1억	-0.1	+0.0	+0.0	-0.4	+0.5
2026-06-17	43,400	44,200	🔴 +1.84%	-0.92%p	×0.3	🟢 외인	+0.3억	+0.3	+0.0	+0.0	-0.3	-0.1
2026-06-16	44,150	43,400	🔵 -1.70%	-0.79%p	×0.3	⚫ 그외	-0.1억	-0.1	+0.0	-0.0	-0.0	+0.2
2026-06-15	45,300	44,150	🔵 -2.54%	+1.21%p	×1.0	🔻 개인	-0.4억	-0.4	+0.0	-0.4	+0.5	+0.3
2026-06-12	43,550	45,300	🔴 +4.02%	+2.53%p	×1.4	⚫ 그외	-0.3억	-0.3	+0.0	-0.1	-0.1	+0.4
2026-06-11	43,300	43,550	🔴 +0.58%	-1.04%p	×0.6	🟡 금투	-0.2억	-0.2	+0.0	+0.4	-0.3	+0.2
2026-06-10	43,350	43,300	🔵 -0.12%	+0.23%p	×0.5	⚫ 그외	+0.0억	+0.0	+0.0	-0.0	-0.2	+0.2
2026-06-09	40,750	43,350	🔴 +6.38%	-1.23%p	×0.8	🟢 외인	+1.0억	+1.0	+0.0	-0.0	-1.0	+0.1
2026-06-08	44,600	40,750	🔵 -8.63%	+1.57%p	×1.6	🟢 외인	+0.9억	+0.9	+0.0	+0.1	-1.3	+0.3
2026-06-05	42,950	44,600	🔴 +3.84%	-0.93%p	×1.0	🟢 외인	+0.9억	+0.9	+0.0	-0.3	-1.0	+0.4
2026-06-04	43,350	42,950	🔵 -0.92%	-0.69%p	×0.8	🟢 외인	+0.7억	+0.7	+0.0	+0.3	-1.2	+0.3
2026-06-02	44,700	43,350	🔵 -3.02%	-2.01%p	×2.3	🟢 외인	+1.4억	+1.4	+0.0	-0.0	-2.0	+0.7
2026-06-01	47,500	44,700	🔵 -5.89%	-1.89%p	×0.9	⚫ 그외	-0.8억	-0.8	+0.0	+0.0	-0.7	+1.4
2026-05-29	47,250	47,500	🔴 +0.53%	+1.27%p	×0.7	⚫ 그외	-0.7억	-0.7	+0.0	+0.0	+0.2	+0.5
2026-05-28	48,950	47,250	🔵 -3.47%	-1.63%p	×1.0	⚫ 그외	-0.0억	-0.0	+0.0	-0.1	-0.2	+0.4
2026-05-27	50,500	48,950	🔵 -3.07%	+0.20%p	×1.2	⚫ 그외	+0.0억	+0.0	+0.0	-0.1	-0.1	+0.3
2026-05-26	50,100	50,500	🔴 +0.80%	-0.40%p	×0.6	🔻 개인	-0.8억	-0.8	+0.0	+0.1	+0.6	+0.2
2026-05-22	49,450	50,100	🔴 +1.31%	-1.42%p	×0.7	🔻 개인	+0.0억	+0.0	+0.0	-0.1	+0.5	-0.5

일자별 사유 (최신 위)

2026-07-31

• 사유: 전고체전해질 샘플 확보·기술고도화
• 섹터 컨텍스트: KOSDAQ:제조 (smart +2,319억)
• 매크로 원인: 이차전지 전고체전해질·전해액 소재주 부각 속 철강·소재 개별 재료 혼재, 뚜렷한 단일 촉매 부재 (낮음)

2026-06-29

• 사유: —
• 섹터 컨텍스트: KOSDAQ:제조 (smart +305억)
• 매크로 원인: 스페셜티·배터리 소재 전환과 석화 구조조정 기대에 개별 공개매수·전고체 이벤트 혼재 (보통)