The Kosei Securities Co.,Ltd
8617光世証券株式会社
Latest half-year results
First half · fiscal year to 2026-03 · filed 2025-11-07For the first half of the fiscal year to 2026-03: Revenue ¥0.5 billion (+55.1% YoY), Ordinary income ¥0.1 billion, Net income ¥0 billion.
| This period | Year on year | |
|---|---|---|
| Revenue | ¥467m | +55.1% |
| Ordinary profit | ¥50m | — |
| Net profit to owners | ¥41m | — |
From the securities report on EDINET, which states no forecast. History via /v1/companies/8617/earnings-releases.
Financials
Japan GAAP · non-consolidated · fiscal year to 2026-03-31- Revenue
- ¥1.1bn
- Net income
- ¥210m
- ROE
- 1.3%
- Equity ratio
- 72.8%
- Dividend / share
- ¥10
- Employees
- 37
| Fiscal year | Revenue | Net income | Total assets | Net assets | ROE | EPS | Operating CF |
|---|---|---|---|---|---|---|---|
| 2026-03-31 | ¥1.1bn | ¥0.2bn | ¥22.3bn | ¥16.3bn | 1.3% | ¥22.28 | −¥0.2bn |
| 2025-03-31 | ¥0.6bn | −¥0.5bn | ¥21.8bn | ¥15.7bn | — | ¥-49.41 | −¥1.7bn |
| 2024-03-31 | ¥1.5bn | ¥0.4bn | ¥24.6bn | ¥16.9bn | 2.3% | ¥39.93 | ¥0.8bn |
| 2023-03-31 | ¥0.4bn | −¥0.4bn | ¥21.1bn | ¥15.3bn | — | ¥-42.11 | ¥0.4bn |
| 2022-03-31 | ¥0.4bn | −¥0.2bn | ¥20.4bn | ¥15.9bn | — | ¥-22.51 | −¥1.1bn |
Indicators
Computed by us from filings · fiscal year to 2026-03-31| Metric | Value | Percentile among listed companies |
|---|---|---|
| ROE, % | 1.32 | 9 |
| Ordinary margin | 0.2282 | 92.9 |
| Equity ratio, % | 72.8 | 79.5 |
| Revenue growth | 0.9911 | 99 |
| Net income growth | 1.4506 | 89.7 |
| Operating cash flow / assets | -0.0103 | 13.6 |
Results wording balance: -0.33. Proprietary text method; it describes the wording only and does not interpret context.
Via /v1/companies/8617/indicators. Descriptive figures, not a rating and not investment advice.
From other filings
As the company states them/v1/companies/8617/buybacksOwnership changes
All companies →- 2026-01-05
tatumiyagura CO.,LTD reduced holdings in The Kosei Securities Co.,Ltd (8617) to 41.32% from 43.09%.
- 2025-11-18
individual filer raised holdings in The Kosei Securities Co.,Ltd (8617) to 8.85% from 6.47%.
- 2025-11-11
tatumiyagura CO.,LTD reduced holdings in The Kosei Securities Co.,Ltd (8617) to 43.09% from 46.35%.
- 2025-11-10
tatumiyagura CO.,LTD raised holdings in The Kosei Securities Co.,Ltd (8617) to 46.35% from 43.86%.
- 2025-08-19
tatumiyagura CO.,LTD raised holdings in The Kosei Securities Co.,Ltd (8617) to 43.86% from 42.82%.
- 2025-06-05
tatumiyagura CO.,LTD raised holdings in The Kosei Securities Co.,Ltd (8617) to 42.82% from 41.79%.
- 2024-10-30
tatumiyagura CO.,LTD reduced holdings in The Kosei Securities Co.,Ltd (8617) to 41.79% from 44.12%.
- 2024-10-29
tatumiyagura CO.,LTD raised holdings in The Kosei Securities Co.,Ltd (8617) to 44.12% from 42.80%.
- 2024-05-08
Sumitomo Mitsui Trust Asset Management Co.,Ltd. cut holdings in The Kosei Securities Co.,Ltd (8617) to 4.54% from 5.60%, below the 5% threshold.
- 2024-01-31
tatumiyagura CO.,LTD filed a correction to a 5% report on The Kosei Securities Co.,Ltd (8617).
Trades by 5% holders
From the 60-day trade tables in 5% reports| Holder | Period | Net shares | Net % of shares | Avg. filed price | Range |
|---|---|---|---|---|---|
| 株式会社巽事務所 | 2022-12-06 – 2025-12-26 | -203,000 | −2.15pt | ¥446.66 | ¥373–576 |
| 株式会社巽也蔵 | 2022-02-17 – 2025-11-13 | -500,400 | −5.31pt | ¥464.46 | ¥366–576 |
| individual filer | 2022-02-17 – 2025-11-13 | +375,000 | +3.96pt | ¥433.67 | ¥378–497 |
Net shares and the average are our calculations. Prices are filed prices as stated by the filer, mostly for off-market trades; they are not market prices. Stock lending, custody transfers and option exercises are excluded from net shares. Every row via /v1/companies/8617/trades.
5% filings
Large shareholding reports on 8617| Filed | Filer | Stake | Change | Stated purpose |
|---|---|---|---|---|
| 2026-01-05 | tatumiyagura CO.,LTD | 41.32% | −1.77pt | — |
| 2025-11-18 | individual filer | 8.85% | +2.38pt | — |
| 2025-11-11 | tatumiyagura CO.,LTD | 43.09% | −3.26pt | — |
| 2025-11-10 | tatumiyagura CO.,LTD | 46.35% | +2.49pt | — |
| 2025-08-19 | tatumiyagura CO.,LTD | 43.86% | +1.04pt | — |
| 2025-06-05 | tatumiyagura CO.,LTD | 42.82% | +1.03pt | — |
| 2025-04-24 | tatumiyagura CO.,LTD | 41.79% | 0.00pt | — |
| 2024-10-30 | tatumiyagura CO.,LTD | 41.79% | −2.33pt | — |
| 2024-10-29 | tatumiyagura CO.,LTD | 44.12% | +1.32pt | — |
| 2024-05-08 | Sumitomo Mitsui Trust Asset Management Co.,Ltd. | 4.54% | −1.06pt | — |
Cross-shareholdings
From the annual report's status of shareholdings- Listed strategic holdings
- 3 issues
- Book value
- ¥3.4bn
- Sold in the year
- — — issues
- Bought in the year
- ¥62m 1 issues
- Mutual, both reports
- 0
- Held by listed cos.
- 1
| Holds | Book value | Shares vs. prior year | Mutual |
|---|---|---|---|
| Japan Exchange Group, Inc. 8697 | ¥3,038m | +1.8% | no |
| EXEO Group, Inc. 1951 | ¥303m | 0.0% | stated |
| Japan Securities Finance Co.,Ltd. 8511 | ¥73m | 0.0% | stated |
Held by: KITANO CONSTRUCTION CORP. 1866
Purposes, all holdings and mutual flags via /v1/companies/8617/cross-holdings. Share changes include stock splits.
Major shareholders
As of fiscal year end 2026-03-31| Shareholder | Shares | Ratio |
|---|---|---|
| 株式会社 巽也蔵 | 1,896,000 | 20.07% |
| 株式会社 巽事務所 | 1,165,000 | 12.34% |
| 株式会社 哲学の道文庫 | 912,000 | 9.65% |
| individual holder | 540,000 | 5.72% |
| individual holder | 330,000 | 3.50% |
| individual holder | 299,000 | 3.16% |
| individual holder | 281,000 | 2.98% |
| individual holder | 151,000 | 1.60% |
| individual holder | 144,000 | 1.52% |
| individual holder | 110,000 | 1.16% |
| individual holder | 110,000 | 1.16% |
| individual holder | 110,000 | 1.16% |
| individual holder | 110,000 | 1.16% |
| individual holder | 110,000 | 1.16% |
Get this as JSON
GET /v1/companies/8617
GET /v1/companies/8617/financials
GET /v1/companies/8617/details
GET /v1/companies/8617/segments
GET /v1/companies/8617/voting
GET /v1/companies/8617/tender-offers
GET /v1/companies/8617/indicators
GET /v1/companies/8617/earnings-releases
GET /v1/events?ticker=8617
GET /v1/companies/8617/trades
GET /v1/companies/8617/cross-holdings
GET /v1/companies/8617/brief