코아스템켐온 반기보고서 (2025.06)
VII. 주주에 관한 사항

1. 최대주주 및 특수관계인의 주식소유 현황

(기준일 : 2025년 06월 30일 ) (단위 : 주, %)

성 명	관 계	주식의종류	소유주식수 및 지분율	비고

기 초	기 말

주식수	지분율	주식수	지분율

김경숙	최대주주	보통주	3,483,320	10.60	3,483,320	10.60	-

양길안	임원	보통주	5,116	0.02	5,116	0.02	-

홍순복	최대주주의특수관계인	보통주	6,000	0.02	6,000	0.02	-

홍정식	최대주주의특수관계인	보통주	30,700	0.09	30,700	0.09	-

김병철	최대주주의특수관계인	보통주	34,200	0.10	34,200	0.10	-

권광순	임원	보통주	47,200	0.14	47,200	0.14	-

이태용	임원	보통주	20,000	0.06	20,000	0.06	-

김종일	임원	보통주	3,500	0.01	3,500	0.01	-

송시환	임원	보통주	291,981	0.89	291,981	0.89	-

홍정욱	최대주주의특수관계인	보통주	10,000	0.03	10,000	0.03	-

홍정인	최대주주의특수관계인	보통주	10,000	0.03	10,000	0.03	-

김혜연	최대주주의특수관계인	보통주	4,000	0.01	4,978	0.02	장내매수

김우곤	최대주주의특수관계인	보통주	4,000	0.01	4,000	0.01	-

계	보통주	3,950,017	12.02	3,950,995	12.02	-

-	-	-	-	-	-

2. 최대주주의 주요경력 및 개요

성명	직위	주요경력(최근 5년간)

김경숙	연구소 상임고문 (상근/등기)	한양대 의학과 학사/석사/박사(1984~2002)
한양대학교 류마티스관절염임상연구센터 연구교수(2018~2021)
중앙약사심의위원회 위원(2018~2022)
산업표준심의회 생명공학 기술심의회 위원(2019~2022) 코아스템 주식회사 대표이사(2003~2022) 코아스템켐온 주식회사 연구소 상임고문(2022~현재)

3. 주식의 분포1. 주식 소유현황

(기준일 : 2025년 06월 30일 ) (단위 : 주)

구분	주주명	소유주식수	지분율(%)	비고

5% 이상 주주	김경숙	3,483,320	10.60	최대주주

-	-	-	-

우리사주조합	-	-	-

2. 소액주주 현황

## 소액주주현황

(기준일 : 2024년 12월 31일 ) (단위 : 주)

구 분	주주	소유주식	비 고

소액주주수	전체주주수	비율(%)	소액주식수	총발행주식수	비율(%)

소액주주	32,263	32,369	99.97	20,930,237	32,870,376	63.67	-

4. 주가 및 주식거래실적(코스닥)

일자	종가	대비	등락률	시가	고가	저가	거래량	거래대금

2025/06/30	2,635	-70	-2.59	2,685	2,745	2,620	76,788	203,894,745

2025/06/27	2,705	25	0.93	2,710	2,745	2,655	36,965	99,305,675

2025/06/26	2,680	-40	-1.47	2,785	2,785	2,665	43,463	116,970,875

2025/06/25	2,720	-10	-0.37	2,740	2,800	2,670	80,924	220,020,055

2025/06/24	2,730	55	2.06	2,710	2,770	2,685	104,443	284,113,120

2025/06/23	2,675	-150	-5.31	2,805	2,825	2,635	415,319	1,104,685,935

2025/06/20	2,825	45	1.62	2,770	2,830	2,745	50,232	140,304,410

2025/06/19	2,780	-10	-0.36	2,780	2,810	2,740	33,976	93,707,545

2025/06/18	2,790	-20	-0.71	2,855	2,855	2,765	108,250	302,265,720

2025/06/17	2,810	110	4.07	2,725	2,815	2,650	94,482	259,826,695

2025/06/16	2,700	-85	-3.05	2,810	2,810	2,620	102,448	279,596,298

2025/06/13	2,785	-185	-6.23	2,995	2,995	2,785	366,093	1,038,168,335

2025/06/12	2,970	-35	-1.16	3,005	3,005	2,890	156,929	460,991,695

2025/06/11	3,005	-5	-0.17	3,000	3,080	2,990	37,913	113,998,985

2025/06/10	3,010	25	0.84	2,990	3,080	2,930	70,721	211,718,900

2025/06/09	2,985	-105	-3.40	3,080	3,100	2,945	90,644	271,744,820

2025/06/05	3,090	-25	-0.80	3,095	3,155	3,035	76,889	237,287,025

2025/06/04	3,115	5	0.16	3,110	3,175	3,055	70,141	217,648,565

2025/06/02	3,110	-10	-0.32	3,200	3,200	3,035	571,551	1,681,585,000

2025/05/30	3,120	-25	-0.79	3,160	3,260	3,065	98,441	310,046,915

2025/05/29	3,145	65	2.11	3,050	3,205	3,045	67,985	214,501,050

2025/05/28	3,080	150	5.12	2,960	3,175	2,870	166,301	500,525,235

2025/05/27	2,930	0	0.00	2,965	3,015	2,890	236,996	696,867,450

2025/05/26	2,930	-100	-3.30	3,025	3,050	2,830	357,493	1,036,213,222

2025/05/23	3,030	-80	-2.57	3,080	3,105	3,010	54,206	164,732,689

2025/05/22	3,110	10	0.32	3,100	3,120	3,015	51,705	158,053,571

2025/05/21	3,100	15	0.49	3,095	3,180	3,090	45,046	140,842,705

2025/05/20	3,085	-35	-1.12	3,135	3,390	3,075	50,601	157,178,965

2025/05/19	3,120	-75	-2.35	3,150	3,250	3,080	66,043	206,432,200

2025/05/16	3,195	-65	-1.99	3,260	3,265	3,175	90,235	289,251,344

2025/05/15	3,260	-10	-0.31	3,275	3,300	3,215	46,258	150,873,075

2025/05/14	3,270	10	0.31	3,300	3,340	3,200	63,544	207,783,160

2025/05/13	3,260	-65	-1.95	3,295	3,350	3,215	88,470	290,104,635

2025/05/12	3,325	-40	-1.19	3,370	3,370	3,090	73,846	241,795,545

2025/05/09	3,365	-55	-1.61	3,465	3,465	3,335	132,696	447,222,070

2025/05/08	3,420	-20	-0.58	3,475	3,500	3,400	556,469	1,810,549,984

2025/05/07	3,440	-140	-3.91	3,600	3,620	3,415	153,328	535,518,655

2025/05/02	3,580	-25	-0.69	3,550	3,625	3,525	86,501	308,473,515

2025/04/30	3,605	75	2.12	3,540	3,695	3,525	245,598	884,690,945

2025/04/29	3,530	150	4.44	3,440	3,535	3,360	172,290	592,830,206

2025/04/28	3,380	-180	-5.06	3,560	3,565	3,340	407,249	1,387,728,364

2025/04/25	3,560	135	3.94	3,450	4,310	3,435	5,097,178	20,042,554,082

2025/04/24	3,425	20	0.59	3,455	3,550	3,400	143,948	500,007,072

2025/04/23	3,405	-10	-0.29	3,415	3,420	3,315	76,324	258,181,493

2025/04/22	3,415	185	5.73	3,200	3,460	3,195	195,606	660,533,586

2025/04/21	3,230	-170	-5.00	3,405	3,405	3,200	148,706	483,624,307

2025/04/18	3,400	40	1.19	3,380	3,405	3,320	78,268	263,451,703

2025/04/17	3,360	-55	-1.61	3,390	3,455	3,310	566,447	1,802,147,044

2025/04/16	3,415	40	1.19	3,420	3,475	3,350	51,878	176,664,548

2025/04/15	3,375	-115	-3.30	3,430	3,475	3,340	65,237	220,912,209

2025/04/14	3,490	-10	-0.29	3,445	3,535	3,310	137,406	476,449,160

2025/04/11	3,500	470	15.51	3,100	3,575	3,100	532,465	1,806,682,128

2025/04/10	3,030	245	8.80	2,855	3,065	2,855	110,043	326,584,552

2025/04/09	2,785	-130	-4.46	2,895	2,945	2,770	73,343	206,552,464

2025/04/08	2,915	120	4.29	2,860	2,940	2,805	120,502	345,719,905

2025/04/07	2,795	-360	-11.41	3,110	3,115	2,765	436,889	1,254,287,965

2025/04/04	3,155	5	0.16	3,140	3,175	3,010	229,179	705,489,871

2025/04/03	3,150	-25	-0.79	3,235	3,235	3,145	65,834	208,383,140

2025/04/02	3,175	-60	-1.85	3,325	3,330	3,150	74,307	237,188,214

2025/04/01	3,235	70	2.21	3,165	3,340	3,165	102,194	333,214,385

2025/03/31	3,165	-295	-8.53	3,405	3,445	3,135	219,377	713,101,380

2025/03/28	3,460	-50	-1.42	3,555	3,575	3,440	108,506	379,549,660

2025/03/27	3,510	-135	-3.70	3,610	3,735	3,450	770,839	2,669,851,335

2025/03/26	3,645	-45	-1.22	3,680	3,750	3,605	189,510	696,763,310

2025/03/25	3,690	225	6.49	3,465	3,980	3,400	1,195,451	4,536,145,644

2025/03/24	3,465	50	1.46	3,420	3,585	3,300	94,869	330,172,000

2025/03/21	3,415	35	1.04	3,395	3,620	3,385	166,231	579,592,896

2025/03/20	3,380	-95	-2.73	3,475	3,535	3,370	164,233	565,400,575

2025/03/19	3,475	-20	-0.57	3,495	3,560	3,440	83,435	289,878,775

2025/03/18	3,495	-70	-1.96	3,560	3,615	3,485	134,062	472,285,663

2025/03/17	3,565	-65	-1.79	3,570	3,660	3,480	122,669	437,972,965

2025/03/14	3,630	-90	-2.42	3,720	3,810	3,505	233,091	844,137,378

2025/03/13	3,720	-60	-1.59	3,745	3,910	3,705	221,997	841,136,608

2025/03/12	3,780	110	3.00	3,670	3,865	3,600	173,733	654,181,606

2025/03/11	3,670	175	5.01	3,485	3,720	3,390	125,536	451,761,342

2025/03/10	3,495	-125	-3.45	3,590	3,620	3,480	114,227	403,478,230

2025/03/07	3,620	-30	-0.82	3,700	3,700	3,615	68,094	248,589,896

2025/03/06	3,650	-60	-1.62	3,710	3,815	3,600	116,940	434,552,575

2025/03/05	3,710	140	3.92	3,540	3,800	3,540	169,638	620,579,038

2025/03/04	3,570	-20	-0.56	3,570	3,605	3,470	83,042	292,717,740

2025/02/28	3,590	-130	-3.49	3,720	3,740	3,590	163,512	595,286,750

2025/02/27	3,720	-45	-1.20	3,840	3,890	3,695	118,329	445,768,515

2025/02/26	3,765	115	3.15	3,690	3,880	3,650	187,254	711,495,135

2025/02/25	3,650	-80	-2.14	3,745	3,765	3,630	132,946	486,609,045

2025/02/24	3,730	-65	-1.71	3,740	3,770	3,665	130,838	485,648,370

2025/02/21	3,795	-180	-4.53	3,950	3,950	3,735	464,142	1,764,423,755

2025/02/20	3,975	335	9.20	3,655	4,180	3,650	1,602,263	6,350,307,145

2025/02/19	3,640	125	3.56	3,515	3,770	3,515	256,915	938,789,790

2025/02/18	3,515	30	0.86	3,485	3,550	3,415	82,006	284,901,230

2025/02/17	3,485	80	2.35	3,405	3,540	3,360	113,743	393,989,030

2025/02/14	3,405	-115	-3.27	3,580	3,580	3,350	185,966	634,305,375

2025/02/13	3,520	-50	-1.40	3,625	3,720	3,520	140,951	504,165,105

2025/02/12	3,570	-100	-2.72	3,740	3,840	3,550	228,772	836,620,380

2025/02/11	3,670	-90	-2.39	3,750	3,770	3,530	326,946	1,191,497,375

2025/02/10	3,760	610	19.37	3,125	3,830	3,075	1,284,016	4,614,124,345

2025/02/07	3,150	-60	-1.87	3,245	3,295	3,140	137,154	437,405,490

2025/02/06	3,210	-130	-3.89	3,310	3,390	3,210	145,316	473,511,885

2025/02/05	3,340	90	2.77	3,255	3,425	3,235	199,545	663,510,985

2025/02/04	3,250	45	1.40	3,210	3,400	3,210	220,018	725,364,950

2025/02/03	3,205	-180	-5.32	3,385	3,385	3,115	489,769	1,565,420,875

2025/01/31	3,385	-200	-5.58	3,585	3,605	3,365	323,615	1,105,853,990

2025/01/24	3,585	-20	-0.55	3,550	3,655	3,525	213,083	766,919,815

2025/01/23	3,605	-130	-3.48	3,770	3,770	3,600	368,301	1,346,397,965

2025/01/22	3,735	15	0.40	3,750	3,785	3,710	143,136	534,164,235

2025/01/21	3,720	-65	-1.72	3,740	3,870	3,720	179,989	677,220,555

2025/01/20	3,785	80	2.16	3,720	3,880	3,680	306,959	1,165,507,690

2025/01/17	3,705	20	0.54	3,700	3,740	3,625	267,719	982,014,515

2025/01/16	3,685	-30	-0.81	3,725	3,775	3,600	392,141	1,443,896,175

2025/01/15	3,715	-115	-3.00	3,835	3,860	3,690	474,698	1,780,147,155

2025/01/14	3,830	-90	-2.30	3,970	3,970	3,750	501,085	1,912,895,605

2025/01/13	3,920	-85	-2.12	3,975	4,070	3,885	323,400	1,276,407,040

2025/01/10	4,005	-115	-2.79	4,120	4,180	3,990	382,494	1,543,390,640

2025/01/09	4,120	-75	-1.79	4,230	4,240	4,070	347,112	1,428,385,985

2025/01/08	4,195	140	3.45	4,055	4,450	4,000	1,476,695	6,317,324,355

2025/01/07	4,055	-130	-3.11	4,200	4,220	4,030	629,548	2,570,712,630

2025/01/06	4,185	20	0.48	4,185	4,265	4,140	457,773	1,922,317,685

2025/01/03	4,165	20	0.48	4,150	4,230	4,035	593,274	2,457,262,670

2025/01/02	4,145	265	6.83	3,935	4,145	3,885	642,274	2,556,868,405