Company Analysis

Oceaneering International Inc. (OII)

NYSE: OII · Oil & Gas Field Services, NEC · Houston, TX · filing with the SEC since 1994
Grade6.8
◀ Past 5.7● Present 7.5▶ Future 7.1

Filings

286 filings since 2017 beside 395 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 21 days after the quarter ended. The proxy statement was last filed Apr 2, 2026.

Filings a yearinsider forms included
5779606173745895
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 6 times in the last 36 months, the newest Mar 20, 2026.SEC letters: 6 in the last 36 months, the newest Aug 12, 2024.
Insider forms 395

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 10, 2026 SCHEDULE 13G Large holder notice
Nov 6, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report Nov 5, 2026
Oct 22, 2026 10-Q Quarterly report Sep 30, 2026
Oct 21, 2026 8-K items 2.02, 9.01 Results released · Current report
Sep 8, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Aug 14, 2026 SCHEDULE 13G/A Large holder update, amended
Jul 24, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Jul 23, 2026 10-Q Quarterly report Jun 30, 2026
Jul 22, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 7, 2026 8-K items 1.01, 2.03, 7.01, 9.01 Major agreement signed; New debt or obligation taken on; Investor disclosure (Regulation FD) · Current report Jul 6, 2026
Jun 26, 2026 11-K Employee plan annual report Dec 31, 2025
Jun 26, 2026 8-K items 1.01, 7.01, 8.01, 9.01 Major agreement signed; Investor disclosure (Regulation FD); Other event · Current report Jun 24, 2026
Jun 24, 2026 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
May 28, 2026 SD Conflict minerals report
May 18, 2026 8-K item 5.07 Shareholder vote · Current report May 15, 2026
May 12, 2026 SCHEDULE 13G Large holder notice
May 5, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Apr 30, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 23, 2026 10-Q Quarterly report Mar 31, 2026
Apr 22, 2026 8-K items 2.02, 9.01 Results released · Current report
Apr 2, 2026 DEFA14A Extra proxy material
Apr 2, 2026 DEF 14A Proxy statement Dec 31, 2025
Mar 27, 2026 SCHEDULE 13G/A Large holder update, amended
Mar 20, 2026 8-K items 5.02, 9.01 Officer or director change · Current report Mar 17, 2026
Feb 25, 2026 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Feb 20, 2026 10-K Annual report Dec 31, 2025
Feb 18, 2026 8-K items 2.02, 9.01 Results released · Current report
Dec 22, 2025 8-K items 5.02, 9.01 Officer or director change · Current report
Nov 17, 2025 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Nov 4, 2025 8-K item 7.01 Investor disclosure (Regulation FD) · Current report
Oct 23, 2025 10-Q Quarterly report Sep 30, 2025
Oct 22, 2025 8-K items 2.02, 9.01 Results released · Current report
Aug 5, 2025 8-K item 7.01 Investor disclosure (Regulation FD) · Current report Aug 4, 2025
Jul 24, 2025 10-Q Quarterly report Jun 30, 2025
Jul 23, 2025 8-K items 2.02, 9.01 Results released · Current report
Jul 17, 2025 SCHEDULE 13G/A Large holder update, amended
Jun 26, 2025 11-K Employee plan annual report Dec 31, 2024
Jun 6, 2025 8-K items 5.02, 9.01 Officer or director change · Current report Jun 3, 2025
May 29, 2025 SD Conflict minerals report
40 of 286 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton OII · research, not advice