ATUM CO., LTD. (355690) — research page
KR · kr-cm-kg/KOSDAQ/355690 · as of 2026-11-06
Identity and listing
The issuer is ATUM CO., LTD., listed on KOSDAQ under ticker 355690, with ISIN KR7355690009. Its LEI is not on the record, as no GLEIF record is registered under the corporate registration number 358-86-00320. Its security type is Corporate, its segment is not on the record, its sector is 전자부품 제조업, and its jurisdiction is South Korea. It is listed and not halted.
| field | value | source · read date |
|---|---|---|
| name | ATUM CO., LTD. | source · 2026-11-06 |
| exchange | KOSDAQ | source · 2026-11-06 |
| ticker | 355690 | source · 2026-11-06 |
| ISIN | KR7355690009 | source · 2026-11-08 |
| LEI | not on the record | |
| security type | Corporate | source · 2026-11-06 |
| segment | not on the record | |
| sector | 전자부품 제조업 | source · 2026-11-06 |
| jurisdiction | South Korea (DART filer with a corporate registration number) | source · 2026-11-06 |
| status | listed, not halted | source · 2026-11-08 |
The disclosure read
The record holds 76 filings across 47 filing days in the window 2025-11-06 to 2026-11-06. The median gap between filing days is 6.0 days, against a KOSDAQ median of 8.0 days and a sector median of 8.0 days. Days from the latest filing to the record date are 1, against a KOSDAQ median of 16.0 days and a sector median of 10.0 days. The exchange median filing count is 33 and the sector median is 39.0. The latest filing is dated 2026-11-05 and is of type directors_dealings.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 76 | 6 | 1 |
| exchange median: KOSDAQ (1819 issuers) | 33 | 8 | 16 |
| sector median: 전자부품 제조업 (136 issuers) | 39 | 8 | 10 |
| date | type | category | filing |
|---|---|---|---|
| 2026-11-05 | directors_dealings | 임원ㆍ주요주주특정증권등소유상황보고서 | |
| 2026-11-05 | major_holder | 주식등의대량보유상황보고서(일반) | |
| 2026-11-03 | corporate_news | 전환가액의조정 | |
| 2026-10-21 | corporate_news | 전환청구권행사 (제2회차, 제4회차) | |
| 2026-10-12 | major_holder | 주식등의대량보유상황보고서(약식) |
window 2025-11-06 to 2026-11-06 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is 예일회계법인. Its location is not on the record. The record does not carry auditor changes for this issuer.
Events and halts
The record does not carry listing, delisting, name change, domicile change or segment move events, because the market's lifecycle type map is not yet in place. The issuer is listed and not halted.
Orderability
The outcome is not determinable. The chapter's orderability section carries no client_categories, so the outcome cannot name its client category. The rule version is acm-68000/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1, and the chapter is as of 2026-11-04.
rule acm-68000/kr/suitability-and-appropriateness-fscma-articles-46-and-46-2/r1 · chapter as of 2026-11-04 · the full outcome: get_orderability
Coverage
The issuer's investor-relations research coverage has not been read.
Open research
Openly published research notes for this issuer have not been read.
Licensed
Licensed research: none loaded. A licensed row is served only to an agent whose firm holds that licence (licensor, entitlement). No licensed row is loaded.
| licensor | entitlement | title | date | source |
|---|---|---|---|---|
| none loaded |
As-of depth
The market's vintage is not sealed. The issuer's years are sealed in the store as 2021 through 2026 but are not served as of a date, and the as-of door answers not_sealed. The live record began on 2026-09-12.
Sources
8 source pages are named on this page; every value above carries its own source page and read date in the numbers.
- 10.1
- https://kind.krx.co.kr/corpgeneral/corpList.do?method=download&searchType=13 (identity.exchange)
- 10.2
- https://data.krx.co.kr/comm/bldAttendant/getJsonData.cmd (identity.isin)
- 10.3
- https://opendart.fss.or.kr/api/company.json?corp_code=01444380 (identity.jurisdiction)
- 10.4
- https://mcp.kr-cm-kg.ai/events/KOSDAQ/355690 (the disclosure lines)
- 10.5
- https://kind.krx.co.kr/investwarn/tradinghaltissue.do?method=searchTradingHaltIssueMain (the halt flag)
- 10.6
- https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260318001384 (the auditor)
- 10.7
- https://mcp.kr-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.8
- https://mcp.kr-cm-kg.ai/record/KOSDAQ/355690 (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getissuer.ai/mcp with {"isin":"KR7355690009"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:8a0ad2b26f264912.