INPEX CORPORATION
1605株式会社ＩＮＰＥＸ
Latest half-year results
First half · fiscal year to 2026-12 · filed 2026-08-10For the first half of the fiscal year to 2026-12: Revenue ¥1.00 trillion (-4.6% YoY), Profit before tax ¥644.3 billion (-0.1% YoY), Net income ¥263.1 billion (+17.7% YoY).
| This period | Year on year | |
|---|---|---|
| Revenue | ¥1.0tn | -4.6% |
| Profit before tax | ¥644.3bn | -0.1% |
| Net profit to owners | ¥263.1bn | +17.7% |
From the securities report on EDINET, which states no forecast. History via /v1/companies/1605/earnings-releases.
Financials
IFRS · consolidated · fiscal year to 2025-12-31- Revenue
- ¥2.0tn
- Net income
- ¥393.8bn
- ROE
- 8.2%
- Equity ratio
- 61.4%
- Dividend / share
- ¥100
- Employees
- 3,720
| Fiscal year | Revenue | Net income | Total assets | Net assets | ROE | EPS | Operating CF |
|---|---|---|---|---|---|---|---|
| 2025-12-31 | ¥2,011.4bn | ¥393.8bn | ¥7,735.2bn | ¥4,747.2bn | 8.2% | ¥330.82 | ¥693.9bn |
| 2024-12-31 | ¥2,265.8bn | ¥427.3bn | ¥7,380.9bn | ¥4,821.8bn | 9.5% | ¥345.31 | ¥654.7bn |
| 2023-12-31 | ¥2,165.7bn | ¥321.7bn | ¥6,739.5bn | ¥4,419.2bn | 8.0% | ¥248.55 | ¥786.3bn |
| 2022-12-31 | ¥2,324.7bn | ¥498.5bn | ¥6,448.4bn | ¥4,022.4bn | 14.6% | ¥364.73 | ¥751.3bn |
| 2021-12-31 | ¥1,244.4bn | ¥223.0bn | ¥5,285.1bn | ¥3,346.4bn | 7.6% | ¥153.87 | ¥445.5bn |
Indicators
Computed by us from filings · fiscal year to 2025-12-31| Metric | Value | Percentile among listed companies |
|---|---|---|
| ROE, % | 8.2 | 47 |
| Ordinary margin | 0.5834 | 99.6 |
| Equity ratio, % | 61.4 | 60.8 |
| Revenue growth | -0.1123 | 5.6 |
| Net income growth | -0.0784 | 29.5 |
| Operating cash flow / assets | 0.0897 | 67.4 |
Results wording balance: 0.00. Proprietary text method; it describes the wording only and does not interpret context.
Interest example: if all ¥1.2tn of reported debt repriced by 50 basis points, a year's interest would rise by ¥6.2bn, 0.9% of operating cash flow. Our arithmetic only, not a forecast: fixed-rate debt and hedges are ignored.
Via /v1/companies/1605/indicators. Descriptive figures, not a rating and not investment advice.
From other filings
As the company states them/v1/companies/1605/credit-ratings/v1/companies/1605/buybacksSegments, votes and tender offers
Stated in EDINET filings/v1/companies/1605/segments/v1/companies/1605/votingOwnership changes
All companies →- 2025-10-03
Nomura Securities Co.,Ltd. disclosed a 5.13% stake in INPEX CORPORATION (1605), crossing the 5% reporting threshold.
- 2025-04-04
Sumitomo Mitsui Trust Asset Management Co.,Ltd. cut holdings in INPEX CORPORATION (1605) to 4.18% from 5.20%, below the 5% threshold.
- 2024-12-05
Nomura Securities Co.,Ltd. cut holdings in INPEX CORPORATION (1605) to 4.63% from 5.01%, below the 5% threshold.
- 2024-05-08
Nomura Securities Co.,Ltd. reduced holdings in INPEX CORPORATION (1605) to 5.01% from 5.21%.
- 2024-03-22
Nomura Securities Co.,Ltd. disclosed a 5.21% stake in INPEX CORPORATION (1605), crossing the 5% reporting threshold.
- 2024-02-06
Sumitomo Mitsui Trust Asset Management Co.,Ltd. disclosed a 5.20% stake in INPEX CORPORATION (1605), crossing the 5% reporting threshold.
- 2023-09-22
Sumitomo Mitsui Trust Asset Management Co.,Ltd. cut holdings in INPEX CORPORATION (1605) to 4.64% from 5.11%, below the 5% threshold.
- 2023-09-22
Orbis Investment Management Limited cut holdings in INPEX CORPORATION (1605) to 4.42% from 5.46%, below the 5% threshold.
- 2023-06-21
Orbis Investment Management Limited states it may make proposals to the management of INPEX CORPORATION (1605) (new compared with its previous filing).
- 2023-06-21
Orbis Investment Management Limited raised holdings in INPEX CORPORATION (1605) to 5.46% from 5.34%.
Trades by 5% holders
From the 60-day trade tables in 5% reports| Holder | Period | Net shares | Net % of shares | Avg. filed price | Range |
|---|---|---|---|---|---|
| Orbis Investment Management Limited | 2023-04-20 – 2023-09-15 | -4,241,100 | −0.28pt | — | — |
| 石油資源開発株式会社 | 2021-11-08 – 2021-11-08 | -53,446,600 | −3.65pt | ¥946 | ¥946–946 |
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/1605/trades.
5% filings
Large shareholding reports on 1605| Filed | Filer | Stake | Change | Stated purpose |
|---|---|---|---|---|
| 2025-10-03 | Nomura Securities Co.,Ltd. | 5.13% | — | — |
| 2025-04-04 | Sumitomo Mitsui Trust Asset Management Co.,Ltd. | 4.18% | −1.02pt | — |
| 2024-12-05 | Nomura Securities Co.,Ltd. | 4.63% | −0.38pt | — |
| 2024-05-08 | Nomura Securities Co.,Ltd. | 5.01% | −0.20pt | — |
| 2024-03-22 | Nomura Securities Co.,Ltd. | 5.21% | — | — |
| 2024-02-06 | Sumitomo Mitsui Trust Asset Management Co.,Ltd. | 5.20% | — | — |
| 2023-09-22 | Sumitomo Mitsui Trust Asset Management Co.,Ltd. | 4.64% | −0.47pt | — |
| 2023-09-22 | Orbis Investment Management Limited | 4.42% | −1.04pt | may make proposals pure investment |
| 2023-06-21 | Orbis Investment Management Limited | 5.46% | +0.12pt | may make proposals pure investment |
| 2023-06-16 | Orbis Investment Management Limited | 5.34% | — | — |
Cross-shareholdings
From the annual report's status of shareholdings- Listed strategic holdings
- 4 issues
- Book value
- ¥6.6bn
- Sold in the year
- — 1 issues
- Bought in the year
- — — issues
- Mutual, both reports
- 2
- Held by listed cos.
- 11
| Holds | Book value | Shares vs. prior year | Mutual |
|---|---|---|---|
| Japan Petroleum Exploration Co., Ltd. 1662 | ¥5,597m | 0.0% | both reports |
| 京葉瓦斯㈱＊2 | ¥531m | +200.0% | stated |
| SHIZUOKA GAS CO., LTD. 9543 | ¥360m | 0.0% | both reports |
| K&O Energy Group Inc. 1663 | ¥106m | 0.0% | no |
Held by: Japan Petroleum Exploration Co., Ltd. 1662, Tokio Marine Holdings, Inc. 8766, Sompo Holdings, Inc. 8630, KEIYO GAS CO., LTD. 9539, Japan Oil Transportation Co., Ltd. 9074, HOKURIKU GAS CO.,LTD. 9537, SHIZUOKA GAS CO., LTD. 9543, Marubeni Corporation 8002, JGC HOLDINGS CORPORATION 1963, TOKYO GAS CO.,LTD. 9531, Electric Power Development Co., Ltd. 9513
Purposes, all holdings and mutual flags via /v1/companies/1605/cross-holdings. Share changes include stock splits.
Major shareholders
As of fiscal year end 2025-12-31| Shareholder | Shares | Ratio |
|---|---|---|
| 経済産業大臣（注）１ | 276,922,801 | 23.74% |
| 日本マスタートラスト信託銀行株式会社（信託口） | 145,001,800 | 12.43% |
| 株式会社日本カストディ銀行（信託口） | 68,927,200 | 5.91% |
| 石油資源開発株式会社 | 26,723,300 | 2.29% |
| ステート ストリート バンク アンド トラスト カンパニー ５０５００１ | 24,017,225 | 2.06% |
| 野村信託銀行株式会社（投信口） | 20,686,200 | 1.77% |
| 日本証券金融株式会社 | 17,446,100 | 1.50% |
| ＳＭＢＣ日興証券株式会社 | 17,282,901 | 1.48% |
| 三菱ＵＦＪモルガン・スタンレー証券株式会社 | 14,935,777 | 1.28% |
| ジェーピー モルガン チェース バンク ３８５７８１ | 12,990,294 | 1.11% |
U.S. funds holding 1605
SEC Form N-PORT, reports to 2026-07-31309 U.S. funds held 126,844,137 shares worth $2.84bn.
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| VANGUARD TOTAL INTERNATIONAL STOCK INDEX FUND VANGUARD STAR FUNDS | 12,602,894 | $290.5m | 0.045% | 2026-07-31 |
| VANGUARD DEVELOPED MARKETS INDEX FUND VANGUARD TAX-MANAGED FUNDS | 8,344,563 | $168.4m | 0.053% | 2026-06-30 |
| iShares Core MSCI EAFE ETF iShares Trust | 6,487,500 | $149.5m | 0.079% | 2026-07-31 |
| Strategic Advisers Fidelity International Fund Fidelity Rutland Square Trust II | 4,681,120 | $105.9m | 0.145% | 2026-05-31 |
| Fidelity Series International Value Fund Fidelity Investment Trust | 3,954,400 | $91.1m | 0.491% | 2026-07-31 |
Up to 25 funds per stock via the API.
Get this as JSON
GET /v1/companies/1605
GET /v1/companies/1605/financials
GET /v1/companies/1605/details
GET /v1/companies/1605/segments
GET /v1/companies/1605/voting
GET /v1/companies/1605/tender-offers
GET /v1/companies/1605/indicators
GET /v1/companies/1605/earnings-releases
GET /v1/events?ticker=1605
GET /v1/companies/1605/trades
GET /v1/companies/1605/cross-holdings
GET /v1/companies/1605/brief