Welby Inc. (4438) — research page
JP · jp-cm-kg/TSE-GROWTH/4438 · as of 2026-11-06
Identity and listing
The issuer is Welby Inc., listed on the Growth Market under ticker 4438. The ISIN is not on the record, and the LEI is not on the record. The security type is Corporate, the sector is 5250 Information & Communication, and the jurisdiction is Japan (EDINET domestic filer). The segment is not on the record. The listing status is listed, not halted.
| field | value | source · read date |
|---|---|---|
| name | Welby Inc. | source · 2026-11-06 |
| exchange | Growth Market | source · 2026-11-06 |
| ticker | 4438 | source · 2026-11-06 |
| ISIN | not on the record | |
| LEI | not on the record | |
| security type | Corporate | source · 2026-11-06 |
| segment | not on the record | |
| sector | 5250 Information & Communication | source · 2026-11-06 |
| jurisdiction | Japan (EDINET domestic filer) | source · 2026-11-06 |
| status | listed, not halted | source · 2026-11-08 |
The disclosure read
The record holds 8 filings in the window 2025-11-06 to 2026-11-06, across 4 filing days. The filings comprise 2 ad hoc, 1 prospectus, 3 regulatory filings and 2 results. The median gap between filing days is 81 days. The latest filing is a regulatory filing dated 2026-08-14, which is 84 days before the record date of 2026-11-06. Exchange peers on the Growth Market number 598, with a median cadence gap of 42 days, a median of 8.0 filings, and a median latency of 85.0 days. Sector peers in 5250 Information & Communication number 644, with a median cadence gap of 38 days, a median of 8.0 filings, and a median latency of 85.0 days. The issuer's median gap of 81 days is above both peer medians, and its latency of 84 days is below both peer medians.
| filings | median gap between filing days | days from latest filing to as-of | |
|---|---|---|---|
| this issuer | 8 | 81 | 84 |
| exchange median: Growth Market (598 issuers) | 8 | 42 | 85 |
| sector median: 5250 Information & Communication (644 issuers) | 8 | 38 | 85 |
| date | type | category | filing |
|---|---|---|---|
| 2026-08-14 | regulatory_filing | 135 | 確認書 |
| 2026-08-14 | results | 半期報告書 (half-year report) | 半期報告書－第16期(2026/01/01－2026/12/31) |
| 2026-03-31 | ad_hoc | 臨時報告書 (extraordinary report) | 臨時報告書 |
| 2026-03-31 | regulatory_filing | 235 | 内部統制報告書－第15期(2025/01/01－2025/12/31) |
| 2026-03-31 | results | 有価証券報告書 (annual securities report) | 有価証券報告書－第15期(2025/01/01－2025/12/31) |
window 2025-11-06 to 2026-11-06 · the node's disclosure lines, as get_filings serves them
Auditor
The auditor of record is ふじみ監査法人. The location of the auditor is not on the record. Auditor changes are not on the record, because this register has no lifecycle type map yet.
Events and halts
The listing, delisting, name change, domicile change and segment move lines are not on the record, because this register has no lifecycle type map yet. The halt flag shows listed, not halted.
Orderability
The rule version is acm-68000/jp/suitability-principle-fiea-article-40/r1, with a chapter as-of date of 2026-11-04. For the client category Qualified Institutional Investors, the outcome is not determinable and no signal is given. The rule states a product scope, the subject's class carries no CFI to place on the scope bridge, and no scope object names the class, so the subject is not shown within the scope.
| client category | outcome |
|---|---|
| Qualified Institutional Investors | not determinable: the rule states a product scope; the subject's class carries no CFI to place on the scope bridge, and no scope object names the class: the subject is not shown within the scope |
rule acm-68000/jp/suitability-principle-fiea-article-40/r1 · chapter as of 2026-11-04 · the full outcome: get_orderability
Coverage
No research houses were found on the issuer's investor-relations page. The count is 0.
Open research
No openly published research notes were found. The count is 0.
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 issuer has no sealed years on the record. The market's vintage is not sealed, and the earliest sealed date of the market is not on the record. The live record began date is not on the record.
Sources
7 source pages are named on this page; every value above carries its own source page and read date in the numbers.
- 10.1
- https://www.jpx.co.jp/english/markets/statistics-equities/misc/tvdivq0000001vg2-att/data_e.xlsx (identity.exchange)
- 10.2
- https://disclosure2dl.edinet-fsa.go.jp/searchdocument/codelist/Edinetcode.zip (identity.jurisdiction)
- 10.3
- https://mcp.jp-cm-kg.ai/events/TSE-GROWTH/4438 (the disclosure lines)
- 10.4
- https://www.jpx.co.jp/markets/equities/suspended/index.html (the halt flag)
- 10.5
- https://disclosure2.edinet-fsa.go.jp/WZEK0040.aspx?S100XVVP (the auditor)
- 10.6
- https://mcp.jp-cm-kg.ai/book/aio.json (the orderability chapter)
- 10.7
- https://mcp.jp-cm-kg.ai/record/TSE-GROWTH/4438 (the record)
Read it by agent
The same page, signed and receipted: get_research at https://mcp.getresearch.ai/mcp with {"ticker":"4438","exchange":"Growth Market"}. Twins: .md · .json. Written: Claude through the platform account, Haiku class; one pass; checked against the numbers. Page hash sha256:ef44ace3ae330343.