# Oceaneering International Inc: overview

OII · NYSE · CIK 73756 · [Energy](/sectors/energy.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/oii.md) · [Financials](/companies/oii/financials.md) · [Filings](/companies/oii/filings.md) · [Insiders](/companies/oii/insiders.md)

Latest reported revenue: [$784.6m](/filings/0000073756-26-000154.md) for Q3 FY2026, three months to 2026-09-30, from the 10-Q filed Oct 22, 2026 (XBRL us-gaap:Revenues, accession 0000073756-26-000154).

## Last eight quarters

| Line item | Unit | Q4 FY2024 (2024-12-31) | Q1 FY2025 (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) | Q2 FY2026 (2026-06-30) | Q3 FY2026 (2026-09-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [592 d](/filings/0000073756-26-000016.md) | [675](/filings/0000073756-26-000082.md) | [698](/filings/0000073756-26-000136.md) | [743](/filings/0000073756-26-000154.md) | [527 d](/filings/0000073756-26-000016.md) | [692](/filings/0000073756-26-000082.md) | [768](/filings/0000073756-26-000136.md) | [785](/filings/0000073756-26-000154.md) |
| Gross margin | % | [24.0% d](/filings/0000073756-26-000016.md) | [20.0%](/filings/0000073756-26-000082.md) | [21.3%](/filings/0000073756-26-000136.md) | [20.6%](/filings/0000073756-26-000154.md) | [25.1% d](/filings/0000073756-26-000016.md) | [18.4%](/filings/0000073756-26-000082.md) | [20.4%](/filings/0000073756-26-000136.md) | [21.0%](/filings/0000073756-26-000154.md) |
| Operating margin | % | [13.1% d](/filings/0000073756-26-000016.md) | [10.9%](/filings/0000073756-26-000082.md) | [11.3%](/filings/0000073756-26-000136.md) | [11.6%](/filings/0000073756-26-000154.md) | [12.4% d](/filings/0000073756-26-000016.md) | [8.3%](/filings/0000073756-26-000082.md) | [11.5%](/filings/0000073756-26-000136.md) | [11.7%](/filings/0000073756-26-000154.md) |
| Net margin | % | [9.5% d](/filings/0000073756-26-000016.md) | [7.5%](/filings/0000073756-26-000154.md) | [7.8%](/filings/0000073756-26-000154.md) | [9.6%](/filings/0000073756-26-000154.md) | [33.7% d](/filings/0000073756-26-000016.md) | [5.2%](/filings/0000073756-26-000154.md) | [8.5%](/filings/0000073756-26-000154.md) | [6.7%](/filings/0000073756-26-000154.md) |
| Diluted EPS | $ per share | not reported | [0.49](/filings/0000073756-26-000082.md) | [0.54](/filings/0000073756-26-000136.md) | [0.71](/filings/0000073756-26-000154.md) | not reported | [0.36](/filings/0000073756-26-000082.md) | [0.65](/filings/0000073756-26-000136.md) | [0.52](/filings/0000073756-26-000154.md) |
| Free cash flow | $m | [94.5 d](/filings/0000073756-26-000016.md) | [(107)](/filings/0000073756-26-000082.md) | [46.9 d](/filings/0000073756-26-000136.md) | [77.0 d](/filings/0000073756-26-000154.md) | [191 d](/filings/0000073756-26-000016.md) | [(76.5)](/filings/0000073756-26-000082.md) | [32.0 d](/filings/0000073756-26-000136.md) | [142 d](/filings/0000073756-26-000154.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:ProfitLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax; Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:Revenues. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 12-month figure less the 9-month figure; 6-month figure less the 3-month figure; 9-month figure less the 6-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [1,825](/filings/0000073756-23-000009.md) | [1,984](/filings/0000073756-24-000008.md) | [2,328](/filings/0000073756-25-000016.md) | [2,540](/filings/0000073756-26-000016.md) | [2,643](/filings/0000073756-26-000016.md) |
| Gross margin | % | [14.5%](/filings/0000073756-24-000008.md) | [15.5%](/filings/0000073756-25-000016.md) | [17.1%](/filings/0000073756-26-000016.md) | [19.1%](/filings/0000073756-26-000016.md) | [21.5%](/filings/0000073756-26-000016.md) |
| Operating margin | % | [2.2%](/filings/0000073756-24-000008.md) | [5.6%](/filings/0000073756-25-000016.md) | [7.8%](/filings/0000073756-26-000016.md) | [9.7%](/filings/0000073756-26-000016.md) | [11.5%](/filings/0000073756-26-000016.md) |
| Net margin | % | [(2.7%)](/filings/0000073756-24-000008.md) | [1.3%](/filings/0000073756-25-000016.md) | [4.2%](/filings/0000073756-26-000016.md) | [5.8%](/filings/0000073756-26-000016.md) | [13.4%](/filings/0000073756-26-000016.md) |
| Diluted EPS | $ per share | [(0.49)](/filings/0000073756-24-000008.md) | [0.26](/filings/0000073756-25-000016.md) | [0.95](/filings/0000073756-26-000016.md) | [1.44](/filings/0000073756-26-000016.md) | [3.49](/filings/0000073756-26-000016.md) |
| Free cash flow | $m | [175](/filings/0000073756-24-000008.md) | [39.8](/filings/0000073756-25-000016.md) | [109](/filings/0000073756-26-000016.md) | [96.1](/filings/0000073756-26-000016.md) | [208](/filings/0000073756-26-000016.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Net margin (net income / revenue). XBRL Net income: us-gaap:ProfitLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/oii/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $664.7m | 16,403,230 |  | Added +54,388 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $321.2m | 7,926,938 |  | Added +348,017 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $202.4m | 4,994,403 |  | Reduced −39,793 |
| [BROWN ADVISORY INC](/funds/1345929.md) | 2026-06-30 | $201.3m | 4,967,307 |  | Reduced −821,294 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $181.7m | 4,485,268 |  | Added +6,505 |
| [AMERICAN CENTURY COMPANIES INC](/funds/748054.md) | 2026-06-30 | $163.1m | 4,023,994 |  | Added +257,320 |
| [EARNEST PARTNERS LLC](/funds/1102578.md) | 2026-06-30 | $143.7m | 3,547,295 |  | Reduced −137,018 |
| [DIMENSIONAL FUND ADVISORS LP](/funds/354204.md) | 2026-06-30 | $143.7m | 3,546,908 |  | Added +85,159 |
| [NEUBERGER BERMAN GROUP LLC](/funds/1465109.md) | 2026-06-30 | $130.8m | 3,228,635 |  | Added +10,376 |
| [Morgan Stanley Institutional Investment Advisors LLC](/funds/2026079.md) | 2026-06-30 | $124.2m | 3,066,015 |  | Reduced −386,990 |

## Recent filings

[All 1,188 filings](/companies/oii/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-22 | 20:33 ET | [10-Q](/filings/0000073756-26-000154.md) | Quarterly report, period 2026-09-30 | 0000073756-26-000154 |
| 2026-10-21 | 21:01 ET | [8-K](/filings/0000073756-26-000152.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000073756-26-000152 |
| 2026-09-08 | 12:09 ET | [8-K](/filings/0000073756-26-000147.md) | 7.01 Regulation FD disclosure | 0000073756-26-000147 |
| 2026-07-24 | 21:01 ET | [8-K](/filings/0000073756-26-000138.md) | 7.01 Regulation FD disclosure | 0000073756-26-000138 |
| 2026-07-23 | 20:34 ET | [10-Q](/filings/0000073756-26-000136.md) | Quarterly report, period 2026-06-30 | 0000073756-26-000136 |
| 2026-07-22 | 21:01 ET | [8-K](/filings/0000073756-26-000134.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000073756-26-000134 |
| 2026-07-07 | 21:06 ET | [8-K](/filings/0000073756-26-000127.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000073756-26-000127 |
| 2026-06-26 | 21:59 ET | [8-K](/filings/0000073756-26-000121.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0000073756-26-000121 |
| 2026-06-24 | 11:39 ET | [8-K](/filings/0000073756-26-000117.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000073756-26-000117 |
| 2026-05-18 | 21:01 ET | [8-K](/filings/0000073756-26-000091.md) | 5.07 Shareholder vote results | 0000073756-26-000091 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0000073756-26-000016.md), filed Feb 20, 2026.

## Forecast league

Not in this season’s league. [This season’s league](/leagues.md)

## About the filer

- CIK: 73756
- Tickers: OII
- Exchange: NYSE
- SIC code: 1389 Oil & Gas Field Services, NEC
- State of incorporation: DE
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:20 ET. No prices; not investment advice.