Sumitomo Mitsui Construction Co.,Ltd.
1821三井住友建設株式会社
Financial statements appear when the company's next annual securities report is processed.
Segments, votes and tender offers
Stated in EDINET filings/v1/companies/1821/tender-offersOwnership changes
All companies →- 2025-10-06
Nomura Securities Co.,Ltd. cut holdings in Sumitomo Mitsui Construction Co.,Ltd. (1821) to 2.82% from 8.10%, below the 5% threshold.
- 2025-09-26
― cut holdings in Sumitomo Mitsui Construction Co.,Ltd. (1821) to 0.00% from 27.80%, below the 5% threshold.
- 2025-09-26
Holdings of ― in Sumitomo Mitsui Construction Co.,Ltd. (1821) moved below 10% (27.80% -> 0.00%).
- 2025-09-26
Holdings of ― in Sumitomo Mitsui Construction Co.,Ltd. (1821) moved below 20% (27.80% -> 0.00%).
- 2025-09-19
INFRONEER Holdings Inc. disclosed a 77.74% stake in Sumitomo Mitsui Construction Co.,Ltd. (1821), crossing the 5% reporting threshold.
- 2025-09-19
Holdings of INFRONEER Holdings Inc. in Sumitomo Mitsui Construction Co.,Ltd. (1821) moved above 10% (new -> 77.74%).
- 2025-09-19
Holdings of INFRONEER Holdings Inc. in Sumitomo Mitsui Construction Co.,Ltd. (1821) moved above 20% (new -> 77.74%).
- 2025-09-19
Holdings of INFRONEER Holdings Inc. in Sumitomo Mitsui Construction Co.,Ltd. (1821) moved above 33.4% (new -> 77.74%).
- 2025-09-19
Holdings of INFRONEER Holdings Inc. in Sumitomo Mitsui Construction Co.,Ltd. (1821) moved above 50% (new -> 77.74%).
- 2025-09-19
Nomura Securities Co.,Ltd. raised holdings in Sumitomo Mitsui Construction Co.,Ltd. (1821) to 8.10% from 5.94%.
Trades by 5% holders
From the 60-day trade tables in 5% reports| Holder | Period | Net shares | Net % of shares | Avg. filed price | Range |
|---|---|---|---|---|---|
| individual filer | 2021-11-12 – 2025-09-18 | -5,246,600 | −3.23pt | ¥365.17 | ¥355–412 |
| KADAN CAPITAL FUND PTE. LTD. | 2025-04-08 – 2025-09-18 | 0 | 0.00pt | ¥380 | ¥380–380 |
| 株式会社シティインデックスイレブンス | 2021-10-12 – 2025-09-18 | -6,314,100 | −3.85pt | ¥355 | ¥355–355 |
| 株式会社レノ | 2025-04-07 – 2025-09-18 | -14,550,700 | −8.95pt | — | — |
| インフロニア・ホールディングス株式会社 | 2025-09-18 – 2025-09-18 | +126,464,423 | +77.74pt | ¥600 | ¥600–600 |
| individual filer | 2023-07-25 – 2025-04-08 | +12,982,700 | +7.98pt | ¥356.89 | ¥355–380 |
| KADAN CAPITAL FUND PTE. LTD. | 2025-04-08 – 2025-04-08 | +15,000,000 | +9.22pt | ¥380 | ¥380–380 |
| 株式会社南青山不動産 | 2023-07-13 – 2025-04-08 | -2,521,800 | −1.56pt | ¥372.94 | ¥355–412 |
| 株式会社レノ | 2024-10-04 – 2025-04-07 | +14,796,800 | +9.08pt | ¥365 | ¥365–365 |
| 株式会社南青山不動産 | 2023-03-23 – 2023-07-25 | +7,941,300 | +4.87pt | ¥355 | ¥355–355 |
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/1821/trades.
5% filings
Large shareholding reports on 1821| Filed | Filer | Stake | Change | Stated purpose |
|---|---|---|---|---|
| 2025-10-06 | Nomura Securities Co.,Ltd. | 2.82% | −5.28pt | — |
| 2025-09-26 | ― | 0.00% | −27.80pt | — |
| 2025-09-19 | INFRONEER Holdings Inc. | 77.74% | — | — |
| 2025-09-19 | Nomura Securities Co.,Ltd. | 8.10% | +2.16pt | — |
| 2025-09-19 | Morgan Stanley MUFG Securities Co., Ltd. | 2.12% | −3.77pt | — |
| 2025-09-04 | NOMURA INTERNATIONAL PLC | 5.94% | — | — |
| 2025-09-04 | Morgan Stanley MUFG Securities Co., Ltd. | 5.89% | +0.16pt | — |
| 2025-08-21 | Morgan Stanley MUFG Securities Co., Ltd. | 5.73% | — | — |
| 2025-06-18 | Nomura Securities Co.,Ltd. | 3.68% | −1.34pt | — |
| 2025-05-20 | ― | 27.80% | 0.00pt | may make proposals |
Cross-shareholdings
From the annual report's status of shareholdingsHeld by: SUMITOMO HEAVY INDUSTRIES,LTD. 6302, Taiyo Kisokogyo Co.,Ltd. 1758, Sumitomo Forestry Co.,Ltd. 1911, LIXIL Corporation 5938, GECOSS CORPORATION 9991, Sumitomo Bakelite Company Limited 4203, IHI Corporation 7013, Takamiya Co.,Ltd. 2445, NITTOC CONSTRUCTION CO.,LTD. 1929, ASAHI CONCRETE WORKS CO.,LTD. 5268, Sumitomo Metal Mining Co., Ltd. 5713
Purposes, all holdings and mutual flags via /v1/companies/1821/cross-holdings. Share changes include stock splits.
Get this as JSON
GET /v1/companies/1821
GET /v1/companies/1821/financials
GET /v1/companies/1821/details
GET /v1/companies/1821/segments
GET /v1/companies/1821/voting
GET /v1/companies/1821/tender-offers
GET /v1/companies/1821/indicators
GET /v1/companies/1821/earnings-releases
GET /v1/events?ticker=1821
GET /v1/companies/1821/trades
GET /v1/companies/1821/cross-holdings
GET /v1/companies/1821/brief