SUMCO CORPORATION
3436株式会社ＳＵＭＣＯ
Latest half-year results
First half · fiscal year to 2026-12 · filed 2026-08-07For the first half of the fiscal year to 2026-12: Revenue ¥215 billion (+4.7% YoY), Ordinary income ¥-12.2 billion (-358.0% YoY), Net income ¥-12.9 billion (-518.5% YoY).
| This period | Year on year | |
|---|---|---|
| Revenue | ¥215.0bn | +4.7% |
| Ordinary profit | −¥12.2bn | -358.0% |
| Net profit to owners | −¥12.9bn | -518.5% |
From the securities report on EDINET, which states no forecast. History via /v1/companies/3436/earnings-releases.
Financials
Japan GAAP · consolidated · fiscal year to 2025-12-31- Revenue
- ¥409.7bn
- Net income
- −¥11.8bn
- ROE
- -2.0%
- Equity ratio
- 51.3%
- Dividend / share
- ¥20
- Employees
- 9,714
| Fiscal year | Revenue | Net income | Total assets | Net assets | ROE | EPS | Operating CF |
|---|---|---|---|---|---|---|---|
| 2025-12-31 | ¥409.7bn | −¥11.8bn | ¥1,128.0bn | ¥647.8bn | -2.0% | ¥-33.6 | ¥100.0bn |
| 2024-12-31 | ¥396.6bn | ¥19.9bn | ¥1,172.7bn | ¥657.2bn | 3.4% | ¥56.84 | ¥69.6bn |
| 2023-12-31 | ¥425.9bn | ¥63.9bn | ¥1,073.1bn | ¥635.5bn | 11.6% | ¥182.59 | ¥96.3bn |
| 2022-12-31 | ¥441.1bn | ¥70.2bn | ¥892.6bn | ¥591.5bn | 13.9% | ¥200.49 | ¥179.5bn |
| 2021-12-31 | ¥335.7bn | ¥41.1bn | ¥764.8bn | ¥522.8bn | 10.4% | ¥135.86 | ¥104.7bn |
Indicators
Computed by us from filings · fiscal year to 2025-12-31| Metric | Value | Percentile among listed companies |
|---|---|---|
| ROE, % | -2 | 5.7 |
| Ordinary margin | -0.0095 | 8.3 |
| Equity ratio, % | 51.3 | 43.1 |
| Revenue growth | 0.0329 | 41.1 |
| Net income growth | -1.5912 | 5.3 |
| Operating cash flow / assets | 0.0887 | 66.7 |
Results wording balance: 0.00. Proprietary text method; it describes the wording only and does not interpret context.
Interest example: if all ¥353.5bn of reported debt repriced by 50 basis points, a year's interest would rise by ¥1.8bn, 1.8% of operating cash flow. Our arithmetic only, not a forecast: fixed-rate debt and hedges are ignored.
Via /v1/companies/3436/indicators. Descriptive figures, not a rating and not investment advice.
From other filings
As the company states themSegments, votes and tender offers
Stated in EDINET filings/v1/companies/3436/votingOwnership changes
All companies →- 2026-09-24
Sumitomo Mitsui Trust Asset Management Co.,Ltd. reduced holdings in SUMCO CORPORATION (3436) to 5.94% from 5.96%.
- 2026-09-04
Nomura Securities Co.,Ltd. reduced holdings in SUMCO CORPORATION (3436) to 5.02% from 6.15%.
- 2026-07-23
Fidelity Management & Research Company LLC cut holdings in SUMCO CORPORATION (3436) to 4.60% from 5.75%, below the 5% threshold.
- 2026-06-19
FMR LLC filed a correction to a 5% report on SUMCO CORPORATION (3436).
- 2026-06-19
FMR LLC filed a correction to a 5% report on SUMCO CORPORATION (3436).
- 2026-06-19
Fidelity Management & Research Company LLC raised holdings in SUMCO CORPORATION (3436) to 5.75% from 5.12%.
- 2026-06-09
FMR LLC filed a correction to a 5% report on SUMCO CORPORATION (3436).
- 2026-06-09
Fidelity Management & Research Company LLC disclosed a 5.12% stake in SUMCO CORPORATION (3436), crossing the 5% reporting threshold.
- 2026-06-04
Nomura Securities Co.,Ltd. reduced holdings in SUMCO CORPORATION (3436) to 6.15% from 7.51%.
- 2026-05-08
Eastspring Investments (Singapore) Limited cut holdings in SUMCO CORPORATION (3436) to 4.49% from 6.38%, below the 5% threshold.
Trades by 5% holders
From the 60-day trade tables in 5% reports| Holder | Period | Net shares | Net % of shares | Avg. filed price | Range |
|---|---|---|---|---|---|
| TIAA-CREF Investment Management, LLC | 2023-12-18 – 2025-03-21 | -253,942 | −0.10pt | ¥1,143 | ¥1,143–1,143 |
| Teachers Advisors, LLC. | 2023-12-18 – 2025-03-21 | -456,647 | −0.11pt | ¥1,253 | ¥1,253–1,253 |
| Nuveen Asset Management, LLC | 2023-12-18 – 2024-12-03 | +92,875 | +0.02pt | ¥1,253 | ¥1,253–1,253 |
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/3436/trades.
5% filings
Large shareholding reports on 3436| Filed | Filer | Stake | Change | Stated purpose |
|---|---|---|---|---|
| 2026-09-24 | Sumitomo Mitsui Trust Asset Management Co.,Ltd. | 5.94% | −0.02pt | — |
| 2026-09-04 | Nomura Securities Co.,Ltd. | 5.02% | −1.13pt | — |
| 2026-07-23 | Fidelity Management & Research Company LLC | 4.60% | −1.15pt | — |
| 2026-06-19 | FMR LLC | 5.19% | 0.00pt | — |
| 2026-06-19 | FMR LLC | 5.75% | +0.56pt | — |
| 2026-06-19 | Fidelity Management & Research Company LLC | 5.12% | 0.00pt | — |
| 2026-06-19 | Fidelity Management & Research Company LLC | 5.75% | +0.63pt | — |
| 2026-06-09 | FMR LLC | 5.19% | — | — |
| 2026-06-09 | Fidelity Management & Research Company LLC | 5.12% | — | — |
| 2026-06-04 | Nomura Securities Co.,Ltd. | 6.15% | −1.36pt | — |
Cross-shareholdings
From the annual report's status of shareholdings- Listed strategic holdings
- — issues
- Book value
- —
- Sold in the year
- — — issues
- Bought in the year
- — — issues
- Mutual, both reports
- 0
- Held by listed cos.
- 6
| Holds | Book value | Shares vs. prior year | Mutual |
|---|---|---|---|
| Miraial Co.,Ltd 4238 | ¥902m | 0.0% | both reports |
Held by: Miraial Co.,Ltd 4238, Nippon Carbon Co. , Ltd. 5302, TOKAI CARBON CO., LTD. 5301, Asahi Diamond Industrial Co.,Ltd. 6140, TOYO TANSO CO.,LTD. 5310, SANKI ENGINEERING CO.,LTD. 1961
Purposes, all holdings and mutual flags via /v1/companies/3436/cross-holdings. Share changes include stock splits.
Major shareholders
As of fiscal year end 2025-12-31| Shareholder | Shares | Ratio |
|---|---|---|
| 日本マスタートラスト信託銀行株式会社(信託口) | 58,368,000 | 16.67% |
| 株式会社日本カストディ銀行(信託口) | 37,334,000 | 10.66% |
| BNYMSANV AS AGENT / CLIENTS LUX UCITS NON TREATY 1 | 11,778,000 | 3.36% |
| JP MORGAN CHASE BANK 385864 | 8,823,000 | 2.52% |
| STATE STREET BANK AND TRUST COMPANY 505001 | 8,272,000 | 2.36% |
| STATE STREET BANK AND TRUST COMPANY 505103 | 7,920,000 | 2.26% |
| BBH (LUX) FOR FIDELITY FUNDS - GLOBAL TECHNOLOGY POOL | 7,482,000 | 2.14% |
| JP MORGAN CHASE BANK 385781 | 6,653,000 | 1.90% |
| 野村信託銀行株式会社(投信口) | 6,036,000 | 1.72% |
| SCBHK AC-SCBCN FOR PRUDENTIAL HONG KONG LIMITED | 3,944,000 | 1.13% |
U.S. funds holding 3436
SEC Form N-PORT, reports to 2026-07-31114 U.S. funds held 50,387,226 shares worth $1.13bn.
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| MFS International Growth Fund MFS SERIES TRUST X | 5,929,200 | $148.7m | 0.645% | 2026-05-31 |
| VANGUARD TOTAL INTERNATIONAL STOCK INDEX FUND VANGUARD STAR FUNDS | 5,168,126 | $105.1m | 0.016% | 2026-07-31 |
| VANGUARD DEVELOPED MARKETS INDEX FUND VANGUARD TAX-MANAGED FUNDS | 3,421,921 | $86.8m | 0.027% | 2026-06-30 |
| Fidelity Low-Priced Stock Fund Fidelity Puritan Trust | 3,628,528 | $73.8m | 0.297% | 2026-07-31 |
| iShares Core MSCI EAFE ETF iShares Trust | 2,580,200 | $52.5m | 0.028% | 2026-07-31 |
Up to 25 funds per stock via the API.
Get this as JSON
GET /v1/companies/3436
GET /v1/companies/3436/financials
GET /v1/companies/3436/details
GET /v1/companies/3436/segments
GET /v1/companies/3436/voting
GET /v1/companies/3436/tender-offers
GET /v1/companies/3436/indicators
GET /v1/companies/3436/earnings-releases
GET /v1/events?ticker=3436
GET /v1/companies/3436/trades
GET /v1/companies/3436/cross-holdings
GET /v1/companies/3436/brief